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A/B Testing

Algorithms

Analytics

Machine Learning

Probability

Product Metrics

Python

Statistics

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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?

Let’s say you work for a social media company that has just done a launch in a new city. Looking at weekly metrics, you see a slow decrease in the average number of comments per user from January to March in this city.

The company has been consistently growing new users in the city from January to March.

What are some reasons why the average number of comments per user would be decreasing and what metrics would you look into?

What metric could be used to measure if active users are still engaging on the platform despite an overall decrease in the average number of comments per user?

What metric could be used to measure if active users are still engaging on the platform despite an overall decrease in the average number of comments per user?

Decreasing Comments

How would you investigate a decline in the average number of comments per user?

Role: Senior Software Engineer (Java)Location: Concord, CA / Charlotte, NC (Onsite 3 days/week & 2 days remote)Contract: 12 to 24 months Skills Needed: Backend Java, API development, Microservices, Oracle, SplunkClient JD-We are seeking a Senior Software Engineer (SE3) with strong backend Java experience to support the development of APIs and microservices within a large-scale banking/transaction environment. The role involves modernizing monolithic applications, contributing to cloud migration (OCP), and ensuring platform stability, performance, and security.Key Responsibilities<ul><li>Design, develop, test, and support backend APIs and microservices.</li><li>Work on modernization and cloud migration efforts.</li><li>Ensure scalability, resiliency, and secure SDLC practices.</li><li>Handle production support, monitoring, and issue resolution.</li><li>Collaborate with product managers, architects, and engineering teams.</li><li>Guide junior developers when needed.</li></ul>Required Skills<ul><li>4+ years Java/Spring development</li><li>4+ years API/microservices experience</li><li>2+ years Oracle database experience</li><li>Experience with Splunk or similar monitoring tools</li><li>Agile/Scrum experience</li></ul>Nice to Have<ul><li>Experience decomposing monolithic apps</li><li>Cloud/OCP migration experience</li><li>Kafka or event-driven architecture</li><li>API management tools (e.g., Apigee)</li><li>Exposure to GenAI/Copilot (bonus)</li></ul> EEO: “Mindlance is an Equal Opportunity Employer and does not discriminate in employment based on – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.”

Department Summary Marketing Asset/Marketing Analyst The Marketing Services Team focuses on facilitating the premiere artwork experience for all content types for a worldwide digital audience. Ideal candidates are not only passionate about entertainment, but also care deeply about the customer experience and can contribute to a diverse organization comprised of Partner Relations, TV App Services, Music Video Content, Video Services, Technical Operations, and Quality Control. Our department responsibilities include liaising with Creative and Marketing on global artwork assets for both on and off platform promotion of our Original content; timeline management of various localized artwork assets; as well as collaborating with localization, metadata, archival and more. We are a group of self-starters that thrive in a team-oriented environment. We utilize analytical and problem-solving skills to arrive at efficient solutions in support of our collective goal: To provide a truly extraordinary customer experience globally for every consumer. DescriptionThe Marketing Services Specialist will support for the day-to-day management of global Marketing materials for both on and off platform use, and archive. Working alongside the Title Managers, your duties would include, but not be limited to:• Uploading materials to asset repositories• Monitoring all milestone and partner due dates• Updating schedules• Issuing alerts if the project due date is in danger• Providing status reports to ASO Video Services and other stakeholders through to final delivery • Delivery materials to platform (internally or 3rd Parties)• Analyzing reports• Supporting localization workflows for local title and translations management (for accuracy, consistency, and timeliness)• Supporting our partner team with global video marketing deliverables as needed Key Qualifications • Minimum of 3+ years’ experience in Marketing Operations at a Studio, Streaming service, Marketing agency, project management experience• You should be able to handle multiple projects and thrive in a very dynamic environment.• You are detail oriented and have high attention to detail• You have excellent organizational skills• You have excellent communication skills, including the ability to communicate clearly and concisely across multiple audiences and partners, including the ability to explain analytical outcomes and technical roadblocks in business terms.• You work well under pressure, with proven experience working on complex, international, large-scale, time-critical projects.• You are results-oriented, upbeat and focused with a strong passion to learn and succeed.• You are flexible and versatile in nature, able to take on challenges while maintaining and even keeping a sense of humor. EducationCollege education preferred, and/or 5+ years of experience in Marketing Operations and/or Marketing Asset Workflow EEO:“Mindlance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.”

Product Cybersecurity Program ManagerContract- 24 MonthsUrbandale, IA Skills and Experience: • 5+ years of building successful products in a program management or systems role • Excellent communication and interpersonal skills, with proven ability to take initiative and build strong, productive relationships • Excellent written and verbal communication skills with ability to inspire and rally a team • Don’t need to write software, but technical enough to engage with engineers directly • Basic product knowledge of off-highway agriculture and construction vehicles or related harsh environment vehicles. • Knowledge in basic engineering principles, theory and practice as well as product knowledge. Has a good understanding of the principles and can independently use the knowledge. • Experience in the hardware or software design of an embedded controller product or system. • Understanding of embedded security (secure boot, HSM, cryptographic key lifecycle). • Expertise in vulnerability assessment and penetration testing methodologies. • Knowledge of compliance frameworks and regulatory requirements for connected machinery. “Mindlance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.”

Job Title: Product Manager- WorkdayLocation: Richmond, VA- 3 Days HybridDuration: 12 Months Job Description:We are seeking a highly motivated Workday Benefits Product Manager to join the Associate Well-Being Experience Product Team. This role is responsible for leading the Benefits product portfolio, driving platform innovation, and delivering seamless, employee-centered experiences. The ideal candidate will focus on enhancing the associate experience through scalable solutions, strong stakeholder collaboration, and continuous platform optimization. Key Responsibilities<ul><li>Lead and manage the Benefits product portfolio with a focus on attracting, engaging, and retaining key talent.</li><li>Identify, validate, and prioritize platform opportunities by working closely with users, business stakeholders, and technical teams.</li><li>Drive the design and implementation of scalable and robust experiences for Benefits Open Enrollment.</li><li>Translate business needs into clear product requirements, backlog items, and roadmaps.</li><li>Partner with HR, Technology, and Vendor teams to ensure smooth delivery and adoption of new features.</li><li>Monitor product performance, user feedback, and platform metrics to continuously improve the associate experience.</li><li>Support configuration, testing, and rollout of new features and enhancements.</li></ul> Required Qualifications<ul><li>Experience as a Product Manager, Product Owner, or Business Analyst supporting HR/Benefits or employee experience platforms.</li><li>Strong understanding of employee benefits processes and open enrollment workflows.</li><li>Experience working with enterprise platforms such as Workday or similar HR/HCM systems (preferred, not required).</li><li>Ability to collaborate effectively with cross-functional teams in a fast-paced environment.</li><li>Strong analytical, documentation, and communication skills.</li></ul> Preferred Qualifications<ul><li>Hands-on experience with Workday Benefits or other large-scale HR systems.</li><li>Experience supporting platform enhancements, integrations, or digital transformation initiatives.</li><li>Experience working in Agile or SAFe environments.</li></ul> EEO: MindLance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.

Title: AWS Data Engineer Location: McLean, VA (Hybrid)Duration: 12 months Job description: Responsibilities:<ul><li>Design, build, and maintain scalable data pipelines using AWS Glue and Databricks.</li><li>Develop and optimize ETL/ELT processes using PySpark and Python.</li><li>Collaborate with data scientists, analysts, and stakeholders to enable efficient data access and transformation.</li><li>Implement and maintain data lake and warehouse solutions on AWS (S3, Glue Catalog, Redshift, Athena, etc.).</li><li>Ensure data quality, consistency, and reliability across systems.</li><li>Optimize performance of large-scale distributed data processing workflows.</li><li>Develop automation scripts and frameworks for data ingestion, transformation, and validation.</li><li>Follow best practices for data governance, security, and compliance.</li></ul> Required Skills & Experience:<ul><li>5–8 years of hands-on experience in Data Engineering.</li><li>Strong proficiency in Python and PySpark for data processing and transformation.</li><li>Expertise in AWS services — particularly Glue, S3, Lambda, Redshift, and Athena.</li><li>Hands-on experience with Databricks for building and managing data pipelines.</li><li>Experience working with large-scale data systems and optimizing performance.</li><li>Solid understanding of data modeling, data lake architecture, and ETL design principles.</li><li>Strong problem-solving skills and ability to work independently in a fast-paced environment.</li></ul> “Mindlance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.”

Position Summary:Title: Business Analyst Standard II Duration: 12 Months - Long Term Location: Washington, DC 20433 In-person interview is mandatory. Need local candidates. Hybrid Onsite: 4 Days onsite per week from Day 1.<ul><li>This role is for Mid-Sr. Business Analyst who have the drive and initiative.</li><li>Candidate should well verse with SDLC.</li><li>Excellent oral and written communication skills.</li><li>The BA must be able to think out of the box, analyse requirements, and break them down into user stories with sufficient details, and achievable acceptance criteria.</li><li>Responsible for developing individual project artifacts as necessary including Business Requirements Documentation (BRD’s), Functional Requirements Documentation (FRD’s), test planning and scenario documents for user acceptance testing (UAT), and project plans as required for all key technical deliveries.</li><li>Should have experience in writing complex SQL query for advance data reporting.</li></ul> “Mindlance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.”

Job Title: Developer Premium I Location: Washington, DC Duration: 7 Months with long term extension Hybrid Onsite: 4 days per week from Day 1, with a full transition to 100% onsite anticipated soon Job Requirement:<ul><li>Strong expertise in Data Architecture & Date model design. </li><li>MS Azure (core experiment)</li><li>Experience with SAP ECC preferred</li><li>SAFE agile certification is a plus</li><li>Ability to work flexibility including off hours to support critical IT task & migration activities.</li></ul> Educational Qualifications and Experience:<ul><li>Bachelor’s degree in Computer Science, Information Systems or in a related area of expertise.</li><li>Required number of years of proven experience in the specific technology/toolset as per Experience Matrix below for each Level.</li></ul> Essential Job Functions:<ul><li>Take functional specs and produce high quality technical specs</li><li>Take technical specs and produce completed and well tested programs which meet user satisfaction and acceptance, and precisely reflect the requirements - business logic, performance, and usability requirements</li><li>Conduct/attend requirements definition meetings with end-users and document system/business requirements</li><li>Conduct Peer Review on Code and Test Cases, prepared by other team members, to assess quality and compliance with coding standards</li><li>As required for the role, perform end-user demos of proposed solution and finished product, provide end user training and provide support for user acceptance testing</li><li>As required for the role, troubleshoot production support issues and find appropriate solutions within defined SLA to ensure minimal disruption to business operations</li><li>Ensure that Bank policies, procedures, and standards are factored into project design and development</li><li>As required for the role, install new release, and participate in upgrade activities</li><li>As required for the role, perform integration between systems that are on prem and also on the cloud and third-party vendors</li><li>As required for the role, collaborate with different teams within the organization for infrastructure, integration, database administration support</li><li>Adhere to project schedules and report progress regularly</li><li>Prepare weekly status reports and participate in status meetings and highlight issues and constraints that would impact timely delivery of work program items</li><li>Find the appropriate tools to implement the project</li><li>Maintain knowledge of current industry standards and practices</li><li>As needed, interact and collaborate with Enterprise Architects (EA), Office of Information Security (OIS) to obtain approvals and accreditations</li></ul> “Mindlance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.”

Title: Product Manager Location: Richmond, VA (Hybrid) Duration: 6+ months Job Description About the Role:As a Product Owner on our Associate Well-Being Experience Product Team, you will play a critical role in shaping how our associates experience their benefits. You will lead our Benefits product portfolio with a mission to attract and retain key talent while empowering associates to thrive in all aspects of their lives. Your work will directly impact moments that matter especially during Benefits Open Enrollment by delivering simple, seamless, and intuitive experiences. What You Bring: <ul><li>3+ years of experience as a Product Owner, Product Manager, HR Technology Analyst, or similar role.</li><li>Hands-on experience with Workday, preferably in Benefits, Open Enrollment, or HCM modules.</li><li>Understanding of employee benefits, enrollment processes, and HR operations.</li><li>Strong analytical skills with the ability to turn data and feedback into actionable insights.</li><li>Excellent communication, stakeholder management, and problem-solving abilities.</li><li>A user-centered mindset with a passion for improving associate experiences.</li></ul> “Mindlance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.”

Now Hiring: Senior Data Engineer — 12-Month Contract (Toronto, ON | Hybrid) We’re looking for an experienced Senior Data Engineer to lead the development of large-scale data pipelines powering our LLM, GenAI, and agent-based applications. In this role, you’ll own end-to-end data engineering initiatives, mentor junior engineers, and collaborate with cross-functional teams to deliver high-quality, production-ready data systems. Responsibilities:<ul><li>Lead, mentor, and guide junior data engineers.</li><li>Architect and build scalable, reliable data pipelines for LLM and AI-driven workloads.</li><li>Support predictive modeling, ML, and GenAI applications with robust data infrastructure.</li><li>Work closely with data scientists, ML engineers, and stakeholders to understand requirements.</li><li>Build ETL/ELT workflows integrating structured & unstructured data via APIs.</li><li>Ensure best practices, documentation, and high engineering standards across the team.</li></ul> Qualifications:<ul><li>5+ years in Data Engineering (2+ years supporting LLMs/agent-based systems preferred).</li><li>Strong expertise in Python, SQL, ETL frameworks, and API-based integrations.</li><li>Experience with data modeling & cloud storage (BigQuery, Azure Data Lake, etc.).</li><li>Familiarity with ML/LLM workflows and data pipelines for AI applications.</li><li>Strong leadership, communication skills, and ability to solve complex data challenges</li></ul> Mindlance is an equal opportunity employer. We are committed to inclusive, equitable, barrier-free recruitment and selection processes, and work environment in accordance with the Accessibility for Ontarians with Disabilities Act (AODA). We will be happy to work with applicants requesting accommodation at any stage of the hiring process.

Job Title – SAP S/4HANA Business Analyst – P2S A leading organization is undertaking a major Process & Systems Transformation Program, harmonizing global business processes and migrating operations into a unified SAP S/4HANA environment. We are seeking an experienced Digital ERP Business Analyst with strong functional expertise in Plan to Sustain (P2S) and Aftermarket/MRO processes to join this high-impact initiative. Required Skills & Experience<ul><li>8+ years of SAP ERP functional experience</li><li>Strong hands-on expertise in SAP S/4HANA with deep understanding of Plan to Sustain and MRO/Aftermarket processes</li><li>Experience designing standard and custom MRO solutions</li><li>Exposure to Aftermarket tools such as iMRO</li><li>Background in supporting large-scale SAP transformation or business process harmonization programs</li><li>Knowledge of planning & maintenance tools (Spare Parts Planning, PM/CM, GPD/PMMO, IBP, APO, Kinaxis)</li><li>Experience working in agile or iterative delivery environments</li></ul> Interested Candidates – Apply Now! Please share your profile at: rajivt@mindlance.com EEO:“Mindlance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.”

Question	Topic	Difficulty	Ask Chance
Boarding Times Bias	Statistics	Medium	Very High
Hundreds of Hypotheses	Statistics	Medium	Very High
Decreasing Comments	Product Metrics	Easy	Very High

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