About the company
Vapi is a Voice AI platform that resolves, not transfers. Powering 1 billion calls for companies like Amazon Ring, Intuit, ServiceTitan, and New York Life. Trusted by 1 million developers. Backed by Peak XV, Bessemer, Kleiner Perkins, M12, Y Combinator, with $72M raised.
Responsibilities
- Own backend product systems end to end.
- Make real calls and build real assistants across LLM, speech-to-text, text-to-speech, and telephony integrations.
- Ship your first scoped backend product improvement.
- Own a meaningful backend area in agent self-improvement, trust, or guardrails.
- Take a customer problem from product spec to shipped system.
- Operate as an independent owner for a customer-facing backend area.
- Run the full improvement loop—authoring, evaluation, deployment, observation, and iteration.
- Be a core voice in product decisions.
Requirements
- Track record operating at senior or staff scope.
- Strong hands-on experience with TypeScript/Node.js, Go, or comparable backend stack.
- Experience building distributed or asynchronous systems with databases, queues, workflows, or event-driven patterns.
- Strong product judgment.
- Production ownership: testing, observability, reliability, incident response, safe rollouts.
- Regular, thoughtful use of AI-assisted development tools.
- Self-direction, customer empathy, clear communication.
- Nice-to-have: experience with Postgres and high-volume event-driven systems (BullMQ, Kafka, Temporal); real-time systems, voice/telephony, LLM-powered products; cloud-native on AWS and Kubernetes/EKS; developer platforms; fast-growing startup experience; open-source contributions.