Freestar

Full-stack Engineer

• Serve as a senior hands-on developer, writing and shipping production code daily
• Review peers' pull requests and partner with other engineers to ensure codebase quality
• Serve as a subject matter expert for Prebid.js and Prebid Server, including wrapper architecture, bid adapters, and identity, consent, floors, and analytics modules
• Monitor Prebid.js and Prebid Server releases, OpenRTB specification changes, and emerging header bidding standards; translate them into platform recommendations and upgrades
• Own the header bidding wrapper end to end, including architecture, release cycle, feature integration, and design decisions
• Work with Google Ad Manager, GPT, and the IMA SDK, including line item architecture, key-value targeting, unified auction dynamics, and Unified Pricing Rules
• Maintain high-quality JavaScript and TypeScript client-side scripts operating on thousands of publisher sites
• Measure and protect Core Web Vitals, including INP, LCP, and CLS, plus memory usage, script execution time, and network overhead
• Own deployed solutions, maintain reliability, and address critical issues to preserve system stability and performance
• Report directly to the Engineering Manager and contribute autonomously to core projects

Explore Senior Software Engineer – Javascript, Ad Tech Experience… at Freestar. Review requirements and application details.

Senior Software Engineer – Javascript, Ad Tech Experience Required