Software Engineer, CDN Content

About this role

Join Vercel's CDN Content team to build and optimize the global content delivery infrastructure serving billions of requests. You'll work across Go, Lua, and TypeScript to improve caching, image optimization, and rendering technologies like ISR and PPR, with focus on performance, reliability, and safe production rollouts.

What you'll do

• Build and improve services for ISR, PPR, and image optimization across the serving path
• Execute independent projects from implementation through safe rollout with feature flags and progressive deployment
• Monitor production systems, build dashboards, and maintain metrics and alerts for shipped features
• Contribute to observability and testing infrastructure including dashboards, logs, and e2e test suites
• Participate in on-call rotation and lead incident follow-ups to improve system resilience
• Collaborate with teammates and partner teams through design discussions, code review, and pair programming

What they're looking for

• Go, TypeScript/Node.js, or comparable systems language
• HTTP and web fundamentals including caching, proxies, and request/response lifecycle
• Backend service design and production operations
• Distributed systems and large-scale infrastructure
• Testing, instrumentation, and observability practices
• Feature flags and progressive deployment strategies
• Code review and collaborative communication

Benefits

• Competitive compensation package with equity
• Inclusive healthcare package
• Mentorship and professional development opportunities
• Network-building events and skills training
• Hybrid work with in-office anchor days (if SF/NY based) or fully remote option

Likely interview questions

• Walk us through a time you deployed a significant change to a production system—how did you ensure it was safe and validated?
• What's your experience with caching systems, and how would you approach optimizing cache hit rates at CDN scale?