CRO Engineer
About The Position
Avis Budget Group is seeking a Lead Engineer to lead the technical effort for its CRO & Experimentation team, encompassing both build and QA aspects across Web and App for Avis.com and Budget.com. Reporting to the Director, Global CRO & Experimentation, this role is responsible for ensuring every experiment is built and validated correctly, either directly or by coordinating with internal IT, the IT/QA team, or 3rd-party delivery partners. This is a lead role where accountability for the outcome is key, even when not directly executing tasks. The position involves close collaboration with CRO Managers, designers, analysts, Product Management, and IT/QA, emphasizing a test-and-learn mindset and strong technical rigor.
Requirements
- Hands-on experience building A/B and multivariate tests in Adobe Target, Optimizely, or a comparable web testing platform.
- Working knowledge of HTML, CSS, and JavaScript sufficient to build and troubleshoot front-end experiment variations.
- Familiarity with experimentation across both web and app platforms, or strong aptitude to learn app-based testing.
- Experience directing or coordinating the work of other engineers or delivery partners.
- Familiarity with tagging and analytics implementation (e.g., GA4, Adobe Analytics, tag management systems).
- Highly detail-oriented with a strong QA mindset.
- Comfortable coordinating work across internal teams, Product engineering, and external delivery partners.
- Strong organizational skills to manage multiple concurrent experiment builds across regions and platforms.
Responsibilities
- Lead the build and QA of A/B and multivariate tests across global regions.
- Build experiment variants based on approved designs for web and app.
- Ensure accurate implementation and correct tracking of experiments from launch, regardless of who executed the work.
- Build simple front-end variations and more complex, multi-page or personalization-driven experiences.
- Direct and coordinate 3rd-party delivery partners for additional build capacity, ensuring their work meets internal standards.
- Coordinate with internal IT resources for complex technical builds.
- Troubleshoot and resolve technical issues with live experiments.
- Own QA for every experiment, including implementing and validating tracking/tagging before launch.
- Coordinate with the IT/QA team for regression and cross-site testing.
- Monitor active experiments for conflicts with concurrent tests.
- Collaborate with CRO Managers on build priorities, timelines, and tracking/measurement setup.
- Partner with UX and Design to ensure experiments are built to specification.
- Support the handoff of successful tests to Product Management for permanent implementation.
- Stay updated on testing platform capabilities, tools, and best practices.
- Proactively suggest process or tooling improvements to enhance build efficiency and quality.
Benefits
- Access to Medical, Dental, Vision, Life and Disability insurance
- Voluntary benefits including: Group Auto Insurance, Group Home Insurance, Pet Insurance, Legal Assistance, Identity Theft Protection, FSA, Accident Insurance, Critical Illness Insurance, and additional life insurance coverages
- 401(k) Retirement Plan with company matched contributions
- Full training to learn the business and enhance professional skills
- Employee discounts, including discounted prices on the purchase of Avis/Budget cars
- Access to an Employee Assistance Program for services including counseling, financial and legal consultation, referrals for care service and more
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
