Prepare for and practice interview questions from Berkshire Hathaway Specialty Insurance.

Berkshire Hathaway Specialty Insurance Interview Questions

A/B Testing

Algorithms

Analytics

Machine Learning

Probability

Product Metrics

Python

Statistics

Berkshire Hathaway Specialty Insurance Interview Guides

Suppose there exists a new airline named Jetco that flies domestically across North America. Jetco recently had a study commissioned that tested the boarding time of every airline, and it came out that Jetco had the fastest average boarding times of any airline.

What factors could have biased this result, and what would you look into?

What could potentially bias the average boarding time in favor of an airline that only flies domestically?

What could potentially bias the average boarding time in favor of an airline that only flies domestically?

Boarding Times Bias

A new airline came out as the fastest average boarding times compared to other airlines.  What factors could have biased this result and what would you look into?

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

What is a key disadvantage of the F-test when compared to multiple t-tests?

What is a key disadvantage of the F-test when compared to multiple t-tests?

Hundreds of Hypotheses

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

In an A/B test, how can you check if assignment to the various buckets was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

Random Bucketing

A/B Testing & Experimentation

<h3>Job Description</h3><div>Job Description<div>Who are we? A strategic and trusted insurance partner, Berkshire Hathaway Specialty Insurance (BHSI), provides a broad range of commercial property, casualty and specialty insurance coverages and outstanding service to customers and brokers around the world. Part of Berkshire Hathaway’s insurance operations, we bring our solutions to market with our stellar brand name, top-rated balance sheet, and the expertise of our global team of professionals, who exude excellent capabilities and strong character.Berxi is the Small Commercial team within BHSI. We’re all about driving digital innovation in the Small Commercial Insurance space and are focused on leveraging technology to make insurance simple and affordable for professionals and small businesses. If you constantly strive for excellence and want to work with a collaborative, fast paced and energetic team – then Berxi is for you.We are a values-based organization where respect, integrity, excellence, collaboration, and passion define who we are and how we do business. We value diversity of backgrounds, experience, and perspectives and strive to foster an inclusive environment that enables all our team members to bring their best selves to work. We are one team committed to building a culture where every teammate has the opportunity to contribute and be recognized. Want to be part of the team building the finest property, casualty and specialty lines insurance company in the world?Learn more about our unique culture and history. Job Opportunity: Berkshire Hathaway Specialty Insurance (BHSI) is seeking a highly skilled Principal Software Engineer to join its Berxi team in Boston. In this pivotal role, you will shape the strategic evolution of Berxi’s direct to customer Digital Platform by leading the design and implementation of scalable, cloud‑native solutions that support the needs of a fast‑growing insurance business. You’ll bring a hands‑on, solution‑oriented mindset to influence architectural decisions, mentor engineering teams, and contribute directly to Berxi’s strategic vision. Partnering closely with Product, Marketing, and Customer Experience, you will help build and enhance our direct‑to‑consumer application platform, delivering secure, reliable, and intuitive customer experiences. The ideal candidate thrives in a fast‑paced, collaborative environment, demonstrates strong leadership and deep technical expertise, and values autonomy, architectural ownership, and the opportunity to tackle meaningful, high‑impact problems that drive real business outcomes. Duties and Responsibilities:<ul><li>Spearhead the design and development of scalable, cloud-native applications on AWS, ensuring adherence to enterprise architecture principles and alignment with evolving business needs.</li><li>Lead 1–2 Agile teams as a hands-on technical lead, setting clear Sprint goals, creating accountability, and removing blockers to ensure delivery success.</li><li>Collaborate with front-end engineering initiatives using React or Vue.js to deliver responsive, accessible, and customer-friendly interfaces across multiple platforms.</li><li>Model and optimize data architectures with a strong focus on performance, scalability, reliability, integrity, security, and observability, leveraging SQL, NoSQL, and in-memory solutions.</li><li>Operate within an empowered engineering environment supported by modern platforms and tools, prioritizing impactful problem-solving over process overhead.</li><li>Collaborate with enterprise architects and product managers to translate business requirements and architectural blueprints into robust, high-quality software components.</li><li>Convert product backlog items into solution architectures, working closely with Architects and Principal Engineers on cross-cutting designs and event-driven contracts.</li><li>Facilitate Sprint Refinement sessions to shape well-defined technical user stories that can be delivered in small, testable increments.</li><li>Drive Sprint Planning activities, ensuring alignment with customer value, reliability, and performance objectives.</li><li>Own the complete software development lifecycle, emphasizing test-driven development, secure coding practices, and long-term maintainability.</li><li>Evaluate and adopt modern frameworks and tools that enhance development velocity, system scalability, and operational resilience.</li><li>Provide technical leadership and mentorship to engineering teams, conduct code reviews, and champion best practices that foster a culture of excellence and continuous learning.</li><li>Communicate architectural decisions and technical strategies to the Enterprise Architecture Review Board, ensuring compliance with organizational standards.</li><li>Proactively identify and resolve system performance bottlenecks, architectural inefficiencies, and reliability concerns through targeted improvement initiatives.</li><li>Develop and maintain comprehensive documentation covering system architecture, development workflows, and operational procedures to support scalability and onboarding.</li><li>Ensure compliance with cybersecurity protocols, data governance standards, and regulatory requirements throughout the software delivery process.</li><li>Own production readiness, actively participate in on-call rotations, and lead incident response for your domain. Instrument application code with observability best practices (metrics, distributed tracing, structured logging) in partnership with DevOps/SRE, ensuring services are operationally supportable.</li></ul> Qualifications, Skills and Experience:<ul><li>10+ years of progressive, hands-on experience in software engineering, with a proven track record of delivering enterprise-grade, cloud-native solutions.</li><li>Demonstrated success in a Principal Engineer or equivalent leadership role, driving design and implementation of scalable applications and complex integrations.</li><li>Advanced proficiency in Golang (primary), with experience in Java or C#, applying SOLID principles and domain-driven design (DDD) to produce clean, maintainable, and secure code.</li><li>Strong front-end development expertise using Vue.js/Nuxt.js or React, focused on building responsive, accessible, and customer-centric interfaces.</li><li>Deep knowledge of relational and NoSQL databases, including PostgreSQL, SQL Server, DynamoDB, and Redis, covering schema design, query optimization, and ORM frameworks.</li><li>Hands-on experience with AWS services such as Lambda, ECS, SQS, SNS, Step Functions, RDS, and S3, with a solid understanding of cloud-native development patterns and infrastructure automation.</li><li>Comprehensive understanding of microservices architecture and event-driven systems, including inter-service communication (REST, gRPC), messaging patterns, and orchestration strategies.</li><li>Strong foundation in system design and architectural patterns, with the ability to evaluate trade-offs and make decisions balancing scalability, security, maintainability, and performance.</li><li>Skilled in CI/CD practices using GitHub Actions, CircleCI, or GitLab, with knowledge of GitFlow branching strategies and automated testing pipelines.</li><li>Hands-on experience instrumenting applications with observability tooling (Prometheus, CloudWatch, Datadog, or similar) and participating in on-call support for production systems, with understanding of SLIs, SLOs, and incident response practices.</li><li>Technically versatile and hands-on across the full software development lifecycle—from architecture and design to implementation, deployment, and support.</li><li>Exceptional analytical and problem-solving skills, with a proactive approach to identifying and resolving technical challenges.</li><li>Excellent communication and collaboration abilities, with experience working across distributed teams, engaging stakeholders, and coordinating with external vendors.</li><li>Business-oriented mindset, aligning technical solutions with strategic objectives and operational goals.</li><li>Familiarity with the Property & Casualty Insurance domain is a plus, though not required.</li><li>Self-motivated, adaptable, and team-focused, with a strong sense of ownership and commitment to delivering high-quality outcomes.</li><li>Demonstrated experience or exposure security and compliance frameworks within enterprise environments.</li></ul>BHSI Offers:<ul><li>A competitive package and exciting growth opportunities for career-oriented teammates.</li><li>A dynamic, action oriented, and thoughtful environment centered on always doing the right thing for our customers, teammates, and our other stakeholders.</li><li>A purposely non-bureaucratic organization that embraces simplicity over complexity and emphasizes individual excellence in a team framework.</li><li>Benefits that support your life and well-being, which include:<ul><li>Comprehensive Health, Dental and Vision benefits</li><li>Disability Insurance (both short-term and long-term)</li><li>Life Insurance (for you and your family)</li><li>Accidental Death & Dismemberment Insurance (for you and your family)</li><li>Flexible Spending Accounts</li><li>Health Reimbursement Account</li><li>Employee Assistance Program</li><li>Retirement Savings 401(k) Plan with Company Match</li><li>Generous holiday and Paid Time Off</li><li>Tuition Reimbursement</li><li>Paid Parental Leave</li></ul></li></ul>The base salary range for this position in Boston is $150,000 to $180,000, along with annual bonus eligibility. Total compensation for a candidate is determined by their relevant skills, location, and experience. We value our teammates – both their capabilities and character – as demonstrated by our amazing culture.NOTE: Compensation will be commensurate with experience. This job description is not intended to be all-inclusive. Team Member may perform other related duties as negotiated to meet the ongoing needs of the organization.</div></div>

<h3>Job Description</h3><div>Job Description<div>Who are we? A strategic and trusted insurance partner, Berkshire Hathaway Specialty Insurance (BHSI), provides a broad range of commercial property, casualty and specialty insurance coverages and outstanding service to customers and brokers around the world. Part of Berkshire Hathaway’s insurance operations, we bring our solutions to market with our stellar brand name, top-rated balance sheet, and the expertise of our global team of professionals, who exude excellent capabilities and strong character.We are a values-based organization where respect, integrity, excellence, collaboration, and passion define who we are and how we do business. We value diversity of backgrounds, experience, and perspectives and strive to foster an inclusive environment that enables all our team members to bring their best selves to work. We are one team committed to building a culture where every teammate has the opportunity to contribute and be recognized. Want to be part of the team building the finest property, casualty and specialty lines insurance company in the world?Learn more about our unique culture and history. Job Opportunity: BHSI is seeking an Engineering Manager to lead multiple engineering teams within the Digital SME program. In this leadership role, you will shape how we deliver Duck Creek-based solutions — guiding Tech Leads, overseeing engineering resources, and ensuring teams deliver scalable, secure, and reusable solutions on Duck Creek Technologies.The role will provide direction across configuration, integration, and solution design within Duck Creek Policy, Billing, and Claims, while ensuring alignment with enterprise architecture and compliance standards. A critical part of this role is enabling reuse of the Duck Creek product chassis to support both near-term delivery and long-term platform evolution, while collaborating with Product, Architecture, and Program Management to ensure solutions are efficient, reliable, and intuitive for underwriters, operations teams, and distribution partners. Duties & Responsibilities:Leadership & People Management<ul><li>Lead, coach, and mentor engineers and Tech Leads across multiple Agile teams.</li><li>Build a culture of collaboration, inclusion, and continuous improvement.</li><li>Support career growth and leadership development within the engineering community.</li></ul>Technical Direction & Duck Creek Delivery<ul><li>Oversee Duck Creek solution design and configuration, ensuring scalable and reusable product chassis.</li><li>Provide technical direction across Duck Creek Policy, Billing, Claims, and third-party integrations.</li><li>Champion engineering best practices including test-driven development, CI/CD, observability, and maintainability.</li><li>Ensure engineering delivery prioritizes performance, reliability, and usability for business partners.</li><li>Align engineering practices with enterprise architecture, cybersecurity, and compliance standards.</li></ul>Vendor & Partner Oversight<ul><li>Provide technical oversight of Duck Creek engineering resources (internal and vendor).</li><li>Hold partners accountable for quality, scalability, and maintainability of deliverables.</li><li>Ensure vendor-built components are reusable and integrated into the technology long-term platform vision.</li></ul>Strategic Alignment<ul><li>Align engineering execution with BHSI’s global strategy to scale across regions.</li><li>Balance immediate product launches with long-term platform evolution.</li><li>Partner with Architecture and Product to translate business vision into actionable Duck Creek solutions.</li></ul>Execution Enablement<ul><li>Remove technical blockers and ensure teams have the right Duck Creek tools, environments, and resources.</li><li>Partner with Program Management and Scrum Masters to enable Agile execution and effective sprint delivery.</li><li>Oversee distributed engineering work across global teams and time zones, ensuring alignment and delivery.</li></ul> Qualifications, Skills and Experience:<ul><li>15+ years of progressive software engineering experience, with at least 3 years in a leadership or management role.</li><li>Direct experience with Duck Creek Technologies (Policy, Billing, Claims) including configuration, integration oversight, and delivery management required.</li><li>Proven track record leading multiple engineering teams delivering enterprise-grade insurance solutions.</li><li>Experience overseeing and managing vendor engineering delivery (Duck Creek preferred).</li><li>Strong understanding of Agile methodologies and scaled delivery models.</li><li>Domain knowledge of Property & Casualty insurance systems; Small Commercial experience a plus.</li><li>Deep knowledge of cloud platforms, microservices, and event-driven systems.</li><li>Experience coordinating engineering delivery across global teams and time zones.</li><li>Excellent communication, collaboration, and stakeholder management skills.</li><li>Ability to align technical execution with strategic business objectives.</li><li>Self-motivated, adaptable, and team-focused, with a strong sense of ownership.</li></ul>BHSI Offers:<ul><li>A competitive package and exciting growth opportunities for career-oriented teammates.</li><li>A dynamic, action oriented, and thoughtful environment centered on always doing the right thing for our customers, teammates, and our other stakeholders.</li><li>A purposely non-bureaucratic organization that embraces simplicity over complexity and emphasizes individual excellence in a team framework.</li><li>Benefits that support your life and well-being, which include:</li></ul><ul><li><ul><li>Comprehensive Health, Dental and Vision benefits</li><li>Disability Insurance (both short-term and long-term)</li><li>Life Insurance (for you and your family)</li><li>Accidental Death & Dismemberment Insurance (for you and your family)</li><li>Flexible Spending Accounts</li><li>Health Reimbursement Account</li><li>Employee Assistance Program</li><li>Retirement Savings 401(k) Plan with Company Match</li><li>Generous holiday and Paid Time Off</li><li>Tuition Reimbursement</li><li>Paid Parental Leave</li></ul></li></ul>The base salary range for this position in Boston, MA is $170,000 to $200,000, along with annual bonus eligibility. Total compensation for a candidate is determined by their relevant skills, location, and experience. We value our teammates – both their capabilities and character – as demonstrated by our amazing culture.NOTE: Compensation will be commensurate with experience. This job description is not intended to be all-inclusive. Team Member may perform other related duties as negotiated to meet the ongoing needs of the organization.</div></div>

<h3>Job Description</h3><div>Job Description<div>Who are we? A strategic and trusted insurance partner, Berkshire Hathaway Specialty Insurance (BHSI), provides a broad range of commercial property, casualty and specialty insurance coverages and outstanding service to customers and brokers around the world. Part of Berkshire Hathaway’s insurance operations, we bring our solutions to market with our stellar brand name, top-rated balance sheet, and the expertise of our global team of professionals, who exude excellent capabilities and strong character.We are a values-based organization where respect, integrity, excellence, collaboration, and passion define who we are and how we do business. We value diversity of backgrounds, experience, and perspectives and strive to foster an inclusive environment that enables all our team members to bring their best selves to work. We are one team committed to building a culture where every teammate has the opportunity to contribute and be recognized. Want to be part of the team building the finest property, casualty, and specialty lines insurance company in the world?Learn more about our unique culture and history. Job Opportunity: Berkshire Hathaway Specialty Insurance (BHSI) is seeking a highly skilled and experienced IT professional to join its Enterprise Business Solutions (EBS) team as a Principal Software Engineer, based in Stevens Point. This role offers a unique opportunity to shape the strategic evolution of enterprise technology by leading the design and implementation of scalable, cloud-native solutions that support the dynamic needs of a fast-growing insurance business. The position demands a hands-on, solution-oriented mindset and a passion for delivering business value through technology. It offers the opportunity to influence architectural decisions, mentor engineering teams, and contribute to BHSI’s long-term digital transformation. The ideal candidate will thrive in a fast-paced, collaborative environment, bringing strong leadership, technical depth, and a commitment to engineering excellence. This role is ideal for someone who values autonomy, architectural ownership, and the chance to work on meaningful, high-impact problems that drive real business outcomes. Duties & Responsibilities:<ul><li>Spearhead the design and development of scalable, cloud-native applications on Microsoft Azure, ensuring alignment with enterprise architecture principles and evolving business needs.</li><li>Lead front-end engineering efforts using Angular or React to craft responsive, accessible, and user-friendly interfaces across platforms.</li><li>Design and fine-tune database architectures with a focus on performance, scalability, data integrity, and security, leveraging SQL Server and modern ORM tools.</li><li>Operate within an empowered engineering environment supported by modern platforms and tooling, enabling focus on impactful problem-solving over process overhead.</li><li>Partner with enterprise architects and product managers to convert business requirements and architectural blueprints into robust, high-quality software components.</li><li>Take ownership of the complete software development lifecycle, emphasizing test-driven development, secure coding, and long-term maintainability.</li><li>Assess and adopt modern frameworks and tools that enhance development velocity, system scalability, and operational resilience.</li><li>Provide technical leadership and mentorship to engineering teams, conduct code reviews, and champion best practices that foster a culture of excellence and continuous learning.</li><li>Communicate architectural decisions and technical strategies to the Enterprise Architecture Review Board, ensuring alignment with organizational standards.</li><li>Proactively identify and resolve system performance issues, architectural inefficiencies, and reliability concerns through targeted improvement initiatives.</li><li>Develop and maintain detailed documentation covering system architecture, development workflows, and operational procedures to support scalability and onboarding.</li><li>Uphold compliance with cybersecurity protocols, data governance standards, and regulatory requirements throughout the software delivery process.</li></ul> Qualifications, Skills, and Experience:<ul><li>10+ years of progressive, hands-on experience in software engineering and system administration, with a strong track record of delivering enterprise-grade solutions.</li><li>Proven success in a Principal Engineer or equivalent leadership role, with deep expertise in designing and building scalable applications and integrating third-party platforms to meet complex business needs.</li><li>Extensive experience in cloud-first and service-oriented architectures (SOA), with a focus on designing resilient, distributed systems that support high availability and performance.</li><li>Advanced proficiency in C# and the .NET ecosystem, including .NET Core and ASP.NET, with a commitment to writing clean, maintainable, and secure code.</li><li>Strong front-end development experience using Angular (latest versions), with a focus on building responsive, accessible, and user-centric interfaces.</li><li>Deep knowledge of relational databases, particularly SQL Server, including schema design, query optimization, stored procedures, and performance tuning using modern ORM frameworks.</li><li>Hands-on expertise with Microsoft Azure services, including Azure Functions, App Services, Azure SQL, and Azure Storage, with a strong understanding of cloud-native development patterns.</li><li>Comprehensive understanding of microservices architecture, including inter-service communication (REST, gRPC), message queues, and orchestration strategies.</li><li>Strong foundation in system design and architectural patterns, with the ability to evaluate trade-offs and make informed decisions that balance scalability, maintainability, and performance.</li><li>Technically versatile with a hands-on approach, capable of contributing across the full software development lifecycle—from architecture and design to implementation and support.</li><li>Exceptional analytical and problem-solving skills, with a meticulous attention to detail and a proactive mindset toward identifying and resolving technical challenges.</li><li>Excellent communication and interpersonal abilities, with experience collaborating across distributed teams, engaging with stakeholders, and working with external vendors.</li><li>Business-oriented mindset, with a demonstrated ability to understand and align technical solutions with business objectives and operational goals.</li><li>Familiarity with the Property & Casualty Insurance industry is advantageous, offering valuable domain context, though not required.</li><li>Self-motivated and collaborative, with a strong sense of ownership, adaptability, and a team-first mentality focused on delivering high-quality outcomes.</li></ul>BHSI Offers:• A competitive package and exciting growth opportunities for career-oriented teammates• A dynamic, action oriented, and thoughtful environment centered on always doing the right thing for our customers, teammates and our other stakeholders• A purposely non-bureaucratic organization that embraces simplicity over complexity and emphasizes individual excellence in a team framework• Benefits that support your life and well-being, which include:<ul><li>Comprehensive Health, Dental and Vision benefits</li><li>Disability Insurance (both short-term and long-term)</li><li>Life Insurance (for you and your family)</li><li>Accidental Death & Dismemberment Insurance (for you and your family)</li><li>Flexible Spending Accounts</li><li>Health Reimbursement Account</li><li>Employee Assistance Program</li><li>Retirement Savings 401(k) Plan with Company Match</li><li>Generous holiday and Paid Time Off</li><li>Tuition Reimbursement</li><li>Paid Parental Leave</li></ul> The base salary range for this position in Stevens Point is $115,000 to $155,000, along with annual bonus eligibility; a candidate’s salary is determined by their relevant skills and experience. We value our teammates – both their capabilities and character – as demonstrated by our amazing culture.NOTE: Compensation will be commensurate with experience. This job description is not intended to be all-inclusive. Team Member may perform other related duties as negotiated to meet the ongoing needs of the organization.</div></div>

<h3>Job Description</h3><div>Job Description<div>Who are we? A strategic and trusted insurance partner, Berkshire Hathaway Specialty Insurance (BHSI), provides a broad range of commercial property, casualty and specialty insurance coverages and outstanding service to customers and brokers around the world. Part of Berkshire Hathaway’s insurance operations, we bring our solutions to market with our stellar brand name, top-rated balance sheet, and the expertise of our global team of professionals, who exude excellent capabilities and strong character.We are a values-based organization where respect, integrity, excellence, collaboration, and passion define who we are and how we do business. We value diversity of backgrounds, experience, and perspectives and strive to foster an inclusive environment that enables all our team members to bring their best selves to work. We are one team committed to building a culture where every teammate has the opportunity to contribute and be recognized. Want to be part of the team building the finest property, casualty and specialty lines insurance company in the world?Learn more about our unique culture and history. Job Opportunity: Catastrophe Engineering and Analytics (CAT E&A) is an innovative and versatile technical team conducting catastrophe risk research and development and providing complex quantitative metrics that inform underwriting decisions. The Software Engineer within the CAT E&A team will play a crucial role in designing and developing end-to-end systems to deploy and run models. This role involves deep cross functional collaboration with business, product, and data science teams, while driving successful project outcomes. Not only will you focus on backend development, but another dimension to the role also demands some expertise with building data pipelines, data manipulation, and so forth. Duties & Responsibilities:<ul><li>Collaborate closely with application engineers, data scientists, and stakeholders in building and maintaining existing software to support existing platforms.</li><li>Work with the team to help develop our technical platform to be more user-friendly and seamless, with an emphasis on bringing the various individual models together in a more uniform framework.</li><li>Understand and assist with the development of AI and machine learning related projects that are underway.</li><li>Contribute to the development, maintenance, and evolution of our platform.</li><li>Help drive technology and architecture decisions along with mentoring teammates. </li><li>Contribute to the design and architecture of scalable, reliable systems.</li><li>Write maintainable and well-tested code along with designing the system. </li><li>Build robust data pipelines, perform data analysis, and deploy models.</li></ul> Qualifications, Skills and Experience:<ul><li>Bachelor’s or Master’s degree in Computer Science, Engineering, or related field is preferred.</li><li>Minimum three years of relevant experience in software engineering, data engineering, or ML engineering.</li><li>Strong problem-solving skills and ability to work independently.</li><li>Excellent communication and collaboration skills.</li><li>Proficiency in Python (Pandas, NumPy, or SciPy) or R is required. </li><li>Previous experience in building Batch or Streaming Data and ML pipelines is preferred.</li><li>Proficiency in building and working with APIs is preferred. </li><li>Exposure to GIS libraries, PostGIS, GDAL is preferred. </li><li>Experience with both streaming and batch processing of data is preferred.</li><li>Knowledge of Docker and Kubernetes is preferred. </li></ul>BHSI Offers: • A competitive package and exciting growth opportunities for career-oriented teammates • A dynamic, action oriented, and thoughtful environment centered on always doing the right thing for our customers, teammates and our other stakeholders • A purposely non-bureaucratic organization that embraces simplicity over complexity and emphasizes individual excellence in a team frameworkBenefits that support your life and well-being, which include:<ul><li>Comprehensive Health, Dental and Vision benefits</li><li>Disability Insurance (both short-term and long-term)</li><li>Life Insurance (for you and your family)</li><li>Accidental Death & Dismemberment Insurance (for you and your family)</li><li>Flexible Spending Accounts</li><li>Health Reimbursement Account</li><li>Employee Assistance Program</li><li>Retirement Savings 401(k) Plan with Company Match</li><li>Generous holiday and Paid Time Off</li><li>Tuition Reimbursement</li><li>Paid Parental Leave</li></ul>NOTE: Compensation will be commensurate with experience. This job description is not intended to be all-inclusive. Team Member may perform other related duties as negotiated to meet the ongoing needs of the organization.The base salary range for this position in California is from $115,000 – $155,000 along with annual bonus eligibility; a candidate’s salary is determined by their relevant skills and experience. We value our teammates – both their capabilities and character – as demonstrated by our amazing culture.</div></div>

<h3>Job Description</h3><div>Job Description<div>Who are we? A strategic and trusted insurance partner, Berkshire Hathaway Specialty Insurance (BHSI), provides a broad range of commercial property, casualty and specialty insurance coverages and outstanding service to customers and brokers around the world. Part of Berkshire Hathaway’s insurance operations, we bring our solutions to market with our stellar brand name, top-rated balance sheet, and the expertise of our global team of professionals, who exude excellent capabilities and strong character.We are a values-based organization where respect, integrity, excellence, collaboration, and passion define who we are and how we do business. We value diversity of backgrounds, experience, and perspectives and strive to foster an inclusive environment that enables all our team members to bring their best selves to work. We are one team committed to building a culture where every teammate has the opportunity to contribute and be recognized. Want to be part of the team building the finest property, casualty, and specialty lines insurance company in the world?Learn more about our unique culture and history. Job Opportunity: Berkshire Hathaway Specialty Insurance (BHSI) is seeking a highly skilled and experienced IT professional to join its Enterprise Business Solutions (EBS) team as a Principal Software Engineer, based in Boston. This role offers a unique opportunity to shape the strategic evolution of enterprise technology by leading the design and implementation of scalable, cloud-native solutions that support the dynamic needs of a fast-growing insurance business. The position demands a hands-on, solution-oriented mindset and a passion for delivering business value through technology. It offers the opportunity to influence architectural decisions, mentor engineering teams, and contribute to BHSI’s long-term digital transformation. The ideal candidate will thrive in a fast-paced, collaborative environment, bringing strong leadership, technical depth, and a commitment to engineering excellence. This role is ideal for someone who values autonomy, architectural ownership, and the chance to work on meaningful, high-impact problems that drive real business outcomes. Duties & Responsibilities:<ul><li>Spearhead the design and development of scalable, cloud-native applications on Microsoft Azure, ensuring alignment with enterprise architecture principles and evolving business needs.</li><li>Lead front-end engineering efforts using Angular or React to craft responsive, accessible, and user-friendly interfaces across platforms.</li><li>Design and fine-tune database architectures with a focus on performance, scalability, data integrity, and security, leveraging SQL Server and modern ORM tools.</li><li>Operate within an empowered engineering environment supported by modern platforms and tooling, enabling focus on impactful problem-solving over process overhead.</li><li>Partner with enterprise architects and product managers to convert business requirements and architectural blueprints into robust, high-quality software components.</li><li>Take ownership of the complete software development lifecycle, emphasizing test-driven development, secure coding, and long-term maintainability.</li><li>Assess and adopt modern frameworks and tools that enhance development velocity, system scalability, and operational resilience.</li><li>Provide technical leadership and mentorship to engineering teams, conduct code reviews, and champion best practices that foster a culture of excellence and continuous learning.</li><li>Communicate architectural decisions and technical strategies to the Enterprise Architecture Review Board, ensuring alignment with organizational standards.</li><li>Proactively identify and resolve system performance issues, architectural inefficiencies, and reliability concerns through targeted improvement initiatives.</li><li>Develop and maintain detailed documentation covering system architecture, development workflows, and operational procedures to support scalability and onboarding.</li><li>Uphold compliance with cybersecurity protocols, data governance standards, and regulatory requirements throughout the software delivery process.</li></ul> Qualifications, Skills, and Experience:<ul><li>10+ years of progressive, hands-on experience in software engineering and system administration, with a strong track record of delivering enterprise-grade solutions.</li><li>Proven success in a Principal Engineer or equivalent leadership role, with deep expertise in designing and building scalable applications and integrating third-party platforms to meet complex business needs.</li><li>Extensive experience in cloud-first and service-oriented architectures (SOA), with a focus on designing resilient, distributed systems that support high availability and performance.</li><li>Advanced proficiency in C# and the .NET ecosystem, including .NET Core and ASP.NET, with a commitment to writing clean, maintainable, and secure code.</li><li>Strong front-end development experience using Angular (latest versions), with a focus on building responsive, accessible, and user-centric interfaces.</li><li>Deep knowledge of relational databases, particularly SQL Server, including schema design, query optimization, stored procedures, and performance tuning using modern ORM frameworks.</li><li>Hands-on expertise with Microsoft Azure services, including Azure Functions, App Services, Azure SQL, and Azure Storage, with a strong understanding of cloud-native development patterns.</li><li>Comprehensive understanding of microservices architecture, including inter-service communication (REST, gRPC), message queues, and orchestration strategies.</li><li>Strong foundation in system design and architectural patterns, with the ability to evaluate trade-offs and make informed decisions that balance scalability, maintainability, and performance.</li><li>Technically versatile with a hands-on approach, capable of contributing across the full software development lifecycle—from architecture and design to implementation and support.</li><li>Exceptional analytical and problem-solving skills, with a meticulous attention to detail and a proactive mindset toward identifying and resolving technical challenges.</li><li>Excellent communication and interpersonal abilities, with experience collaborating across distributed teams, engaging with stakeholders, and working with external vendors.</li><li>Business-oriented mindset, with a demonstrated ability to understand and align technical solutions with business objectives and operational goals.</li><li>Familiarity with the Property & Casualty Insurance industry is advantageous, offering valuable domain context, though not required.</li><li>Self-motivated and collaborative, with a strong sense of ownership, adaptability, and a team-first mentality focused on delivering high-quality outcomes.</li></ul>BHSI Offers:• A competitive package and exciting growth opportunities for career-oriented teammates• A dynamic, action oriented, and thoughtful environment centered on always doing the right thing for our customers, teammates and our other stakeholders• A purposely non-bureaucratic organization that embraces simplicity over complexity and emphasizes individual excellence in a team framework• Benefits that support your life and well-being, which include:<ul><li>Comprehensive Health, Dental and Vision benefits</li><li>Disability Insurance (both short-term and long-term)</li><li>Life Insurance (for you and your family)</li><li>Accidental Death & Dismemberment Insurance (for you and your family)</li><li>Flexible Spending Accounts</li><li>Health Reimbursement Account</li><li>Employee Assistance Program</li><li>Retirement Savings 401(k) Plan with Company Match</li><li>Generous holiday and Paid Time Off</li><li>Tuition Reimbursement</li><li>Paid Parental Leave</li></ul> The base salary range for this position in Boston is $130,000 to $170,000, along with annual bonus eligibility; a candidate’s salary is determined by their relevant skills and experience. We value our teammates – both their capabilities and character – as demonstrated by our amazing culture.NOTE: Compensation will be commensurate with experience. This job description is not intended to be all-inclusive. Team Member may perform other related duties as negotiated to meet the ongoing needs of the organization.</div></div>

<h3>Job Description</h3><div>Job Description<div><div><div><div>Who are we? A strategic and trusted insurance partner, Berkshire Hathaway Specialty Insurance (BHSI), provides a broad range of commercial property, casualty and specialty insurance coverages and outstanding service to customers and brokers around the world. Part of Berkshire Hathaway’s insurance operations, we bring our solutions to market with our stellar brand name, top-rated balance sheet, and the expertise of our global team of professionals, who exude excellent capabilities and strong character.Berxi is the Small Commercial team within BHSI. We’re all about driving digital innovation in the Small Commercial Insurance space and are focused on leveraging technology to make insurance simple and affordable for professionals and small businesses. If you constantly strive for excellence and want to work with a collaborative, fast paced and energetic team – then Berxi is for you.We are a values-based organization where respect, integrity, excellence, collaboration, and passion define who we are and how we do business. We value diversity of backgrounds, experience, and perspectives and strive to foster an inclusive environment that enables all our team members to bring their best selves to work. We are one team committed to building a culture where every teammate has the opportunity to contribute and be recognized. Want to be part of the team building the finest property, casualty and specialty lines insurance company in the world?Learn more about our unique culture and history. Job Opportunity: Berxi has an exciting opportunity for a Senior Data Engineer to join its Platform Engineering team in Boston, MA, driving the design, automation, and scaling of our cloud-native data platform. As a Senior Data Engineer, you’ll work closely with engineering and business leaders to design and build data integration solutions that drive enterprise analytics and decision-making. You’ll leverage cloud technologies, CI/CD pipelines, and Power BI to deliver scalable, high-performance data solutions. The ideal candidate excels in ETL programming, data integration, and data modeling, enabling self-service analytics and ensuring data accessibility, governance, and integrity. You’ll be part of an agile team, participating in Scrum ceremonies and deliver continuous value to stakeholders. Duties and Responsibilities:<ul><li>As a senior member, collaborate with a small team of data engineers, driving excellence in data platform evolution. Promote a culture of innovation, accountability, and continuous improvement.</li><li>Design, develop, and maintain scalable data pipelines using Azure Data Factory, Databricks, and SQL Server (T-SQL).</li><li>Implement configuration-driven ingestion processes for batch and near real-time data.</li><li>Ingest, transform, and integrate data from diverse sources (APIs, JSON, CSV, XLS, etc.) using industry best practices.</li><li>Analyze, design, and document data models (ERDs), create data dictionaries and data flow diagrams as part of pipeline development.</li><li>Design and implement Lakehouse solutions leveraging Medallion architecture.</li><li>Develop and maintain SSRS and Power BI datasets and reports.</li><li>Oversee the health, scalability, and security of the Azure-based data platform.</li><li>Support and enhance data governance, cataloging, and MDM initiatives </li><li>Ensure data security, privacy, and compliance best practices are followed.</li><li>Manage access controls, data lineage, and metadata to support data discoverability and compliance.</li><li>Continuously evaluate and improve data engineering processes for efficiency, automation, and reliability.</li><li>Develop and maintain CI/CD pipelines using GitHub Actions or CircleCI.</li><li>Implement and refine monitoring, alerting, and observability for data pipelines and platform health.</li><li>Collaborate with cross-functional teams to identify and eliminate process bottlenecks.</li><li>Optimize data pipelines and platform components for performance, scalability, and cost-effectiveness.</li><li>Evaluate and implement data quality and observability tools to ensure data reliability and accessibility.</li><li>Work closely with the data product manager, program manager, engineering manager, and scrum master to define and deliver data products based on priorities.</li><li>Participate in sprint planning, backlog refinement, and Agile ceremonies.</li><li>Collaborate with offshore and cross-functional teams to deliver high-quality solutions.</li><li>Refine user stories and requirements to ensure clarity and actionability.</li><li>Participate in new teammate onboarding, provide guidance and mentorship to junior engineers and facilitate regular feedback sessions, career development planning, and technical upskilling.</li><li>Stay current with industry trends, emerging technologies, and best practices in data engineering.</li></ul> Qualifications, Skills and Experience:<ul><li>7+ years of professional experience in data engineering and BI, with a focus on Azure technologies.</li><li>Deep expertise in SQL Server (2016+), Azure Data Factory, Databricks, and NoSQL databases.</li><li>Strong experience in ingesting and integrating data from APIs, JSON, XML, CSV, XLS, and other formats.</li><li>Experience with configuration-driven data ingestion and transformation processes.</li><li>Strong understanding of Lakehouse architecture, data warehousing concepts, and dimensional modeling.</li><li>Experience with Power BI, SSRS, and/or Microsoft Fabric for reporting and analytics.</li><li>Hands-on experience with CI/CD tools (ADO/GitHub Actions/CircleCI) and DataOps practices.</li><li>Familiarity with data quality, data observability, data governance, cataloging, and MDM tools.</li><li>Proficient in Agile methodologies; experience with Scrum ceremonies, sprint planning, and backlog management, burndown metrics, and incremental delivery.</li><li>Excellent collaboration, communication, and mentoring skills, including working with offshore teams.</li><li>Proactive, self-driven, and committed to continuous learning and improvement.</li><li>Positive influence on a team of skilled data engineers.</li></ul>BHSI Offers:<ul><li>A competitive package and exciting growth opportunities for career-oriented teammates.</li><li>A dynamic, action oriented, and thoughtful environment centered on always doing the right thing for our customers, teammates, and our other stakeholders.</li><li>A purposely non-bureaucratic organization that embraces simplicity over complexity and emphasizes individual excellence in a team framework.</li><li>Benefits that support your life and well-being, which include:<ul><li>Comprehensive Health, Dental and Vision benefits</li><li>Disability Insurance (both short-term and long-term)</li><li>Life Insurance (for you and your family)</li><li>Accidental Death & Dismemberment Insurance (for you and your family)</li><li>Flexible Spending Accounts</li><li>Health Reimbursement Account</li><li>Employee Assistance Program</li><li>Retirement Savings 401(k) Plan with Company Match</li><li>Generous holiday and Paid Time Off</li><li>Tuition Reimbursement</li><li>Paid Parental Leave</li></ul></li></ul>The base salary range for this position in Boston is $120,000 to $160,000, along with annual bonus eligibility. Total compensation for a candidate is determined by their relevant skills, location, and experience. We value our teammates – both their capabilities and character – as demonstrated by our amazing culture.NOTE: Compensation will be commensurate with experience. This job description is not intended to be all-inclusive. Team Member may perform other related duties as negotiated to meet the ongoing needs of the organization.</div></div></div></div></div>

Question	Topic	Difficulty	Ask Chance
Boarding Times Bias	Statistics	Medium	Very High
Hundreds of Hypotheses	Statistics	Medium	Very High
Random Bucketing	A/B Testing & Experimentation	Medium	Very High

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