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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?

Statistics

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

Description

Location : This position is located at our Dublin, OH campus with hybrid flexibility or may work remotely anywhere in the United States of America.

Who we are

Founded in 1999 and headquartered in Central Ohio, we’re a privately-owned , independent healthcare navigation organization. We believe that no one should have to navigate the cost and complexity of healthcare alone, and we’re on a mission to make healthcare simpler and more effective for our millions of members. Our big-hearted, tech-savvy team fights to ensure that our members get the care they need, when they need it, at the most affordable cost – that’s why we call ourselves Healthcare Warriors®.

We’re committed to building diverse and inclusive teams – more than 2,000 of us and counting – so if you’re excited about this position, we encourage you to apply – even if your experience doesn’t match every requirement .

About the role

As a Lead Software Engineer, you will play a pivotal role in designing, developing, and maintaining high-quality software systems. You will lead technical projects, mentor junior engineers, and collaborate closely with cross-functional teams to ensure successful project delivery.

What you’ll do

Work with Engineering Directors on architecture to solve business needs and drive efficiency within the organization.

Mentor and upskill engineering teams on technical approached for software development, testing, and documentation.

Research methods and work with engineering teams to improve the security, resiliency, maintainability, and quality of existing and future technical solutions.

All other duties as assigned.

What you’ll bring

Education: Bachelor’s or Master’s degree in Information Technology, Computer Science, MIS, CIS, or a related field .

8+ years of proven experience in front-end/UI development for web and mobile applications, along with backend development using Java (Spring Boot or similar frameworks) .

Strong background in software architecture and design patterns .

Proven expertise in building scalable, responsive, and high-performance UI components using ReactJS (React Native experience highly preferred) .

Solid understanding of UI/UX principles, mobile-first design, accessibility standards (WCAG), and cross-platform/browser compatibility .

Experience working with design systems and component libraries such as Material UI or Ant Design .

Hands-on experience with mobile development using React Native for iOS and Android (PWAs also a plus) .

Familiarity with Java build tools such as Maven or Gradle, and JavaScript ecosystem tools like NPM, Yarn, and GitHub Actions .

Proficient in working with relational databases like PostgreSQL and/or SQL Server .

Deep understanding of cloud architecture best practices, especially within AWS .

Experience preparing and evaluating build/buy proposals and RFPs .

Ability to define and drive technical vision for projects in alignment with strategic business goals .

Lead architecture and design for complex systems focused on scalability, performance, and security .

Mentor and support engineering teams to foster technical excellence and continuous improvement .

Collaborate with product managers, designers, and cross-functional stakeholders to deliver innovative, high-impact solutions .

Stay up to date with emerging technologies and assess their value for potential adoption .

Promote and enforce best practices for software engineering including code quality, test automation, and CI/CD processes.

Lead efforts to troubleshoot and resolve critical technical issues, minimizing business disruption.

Maintain accurate and up-to-date technical documentation for systems and processes.

Excellent planning, organizational, and problem-solving skills with strong attention to detail.

Strong verbal and written communication skills; ability to communicate effectively with both technical and non-technical stakeholders.

Commitment to data security, privacy, and ethical technology practices.

Must be legally authorized to work in the U.S. on a permanent and ongoing basis without requiring sponsorship.

Protect and take care of our company and member’s data every day by committing to work within our company ethics and policies.

Trustworthy and accountable behavior, capable of viewing and maintaining confidential information daily.

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#LI-AK1 #LI-Hybrid #LI-Remote

What’s in it for you

Compensation: Competitive base and incentive compensation

Coverage: Health, vision and dental featuring our best-in-class healthcare navigation services, along with life insurance, legal and identity protection, adoption assistance, EAP, Teladoc services and more.

Retirement: 401(k) plan with up to 4% employer match and full vesting on day one.

Balance: Paid Time Off (PTO), 7 paid holidays, parental leave, volunteer days, paid sabbaticals, and more.

Development: Tuition reimbursement up to $5,250 annually, certification/continuing education reimbursement, discounted higher education partnerships, paid trainings and leadership development.

Culture: Recognition as a Best Place to Work for 15+ years, dedication to diversity, philanthropy and sustainability, and people-first values that drive every decision.

Environment: A modern workplace with a casual dress code, open floor plans, full-service dining, free snacks and drinks, complimentary 24/7 fitness center with group classes, outdoor walking paths, game room, notary and dry-cleaning services and more!

What you should know

Internal Associates: Already a Healthcare Warrior? Apply internally through Jobvite.

Process: Application > Phone Screen > Online Assessment(s) > Interview(s) > Offer > Background Check.

Diversity, Equity and Inclusion: Quantum Health welcomes everyone. We value our diverse team and suppliers, we’re committed to empowering our ERGs, and we’re proud to be an equal opportunity employer .

Tobacco-Free Campus: To further enable the health and wellbeing of our associates and community, Quantum Health maintains a tobacco-free environment. The use of all types of tobacco products is prohibited in all company facilities and on all company grounds.

Compensation Ranges: Compensation details published by job boards are estimates and not verified by Quantum Health. Details surrounding compensation will be disclosed throughout the interview process. Compensation offered is based on the candidate’s unique combination of experience and qualifications related to the position.

Sponsorship: Applicants must be legally authorized to work in the United States on a permanent and ongoing future basis without requiring sponsorship.

Agencies: Quantum Health does not accept unsolicited resumes or outreach from third-parties. Absent a signed MSA and request/approval from Talent Acquisition to submit candidates for a specific requisition, we will not approve payment to any third party.

Reasonable Accommodation: Should you require reasonable accommodation(s) to participate in the application/interview/selection process, or in order to complete the essential duties of the position upon acceptance of a job offer, click here to submit a recruitment accommodation request.

Recruiting Scams: Unfortunately, scams targeting job seekers are common. To protect our candidates, we want to remind you that authorized representatives of Quantum Health will only contact you from an email address ending in @quantum-health.com. Quantum Health will never ask for personally identifiable information such as Date of Birth (DOB), Social Security Number (SSN), banking/direct/tax details, etc. via email or any other non-secure system, nor will we instruct you to make any purchases related to your employment. If you believe you’ve encountered a recruiting scam, report it to the Federal Trade Commission and your state’s Attorney General .

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

Quantum Health Interview Questions

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Quantum Health Interview Questions

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