Software Engineer, Experimentation

Why Here?
Vercel powers modern web infrastructure and developer experiences through flagship products like Next.js, v0, and AI SDK. Their platform supports major brands including Ramp, PayPal, Under Armour, and Supreme as they build for the AI-native web. The Experimentation team focuses on scalable feature flag and experimentation infrastructure to empower customers with data-driven insights and low-latency decision systems.

What Will You Do?
As a Software Engineer on the Experimentation team at Vercel, you will design and implement deep flag integrations across the Vercel ecosystem, making flags first-class citizens. You will build and enhance the Flags SDK and its cloud-native backend using TypeScript/Node.js, SQL and NoSQL, ensuring lightning-fast performance at scale. You will architect APIs and data pipelines to process billions of flag evaluations with minimal latency, while maintaining robust uptime and headless telemetry. Additionally, you will initiate innovative solutions that challenge existing paradigms, collaborating across teams and owning on-call responsibilities to ensure reliability.