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
Experience with Prebid Server — stored requests, server-side adapter configuration, s2s routing, and more
Strong working knowledge of Google Ad Manager, including GPT, line item architecture, key-value targeting, unified pricing rules, dynamic allocation, and more
4+ years of experience in JavaScript development, with substantial TypeScript experience
Experience with Google Cloud Platform (e.g., GKE, Cloud Run, Pub/Sub, BigQuery) for deploying and operating high-throughput services
Broad ad tech fluency: OpenRTB, SSP/DSP integrations, identity solutions and EIDs, consent frameworks (TCF/GPP), Amazon TAM/APS, video (IMA SDK/VAST)
Strong experience with asynchronous programming and understanding of client-server architecture
Strong problem-solving skills and ability to work in a distributed team environment
Excellent technical documentation and communication skills
Ability to be creative and contribute based on your merit
Contributions to Prebid.js or Prebid Server open-source repositories would be advantageous
This role is not eligible for visa sponsorship
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