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Vapi

Member of Technical Staff, Infrastructure

San Francisco
Senior (5-8 years) Level
Posted 6/15/2026

About this role

Vapi (/ˈVɑːpi/): We’re creating the shift to voice as humanity’s default interface We’re the most configurable platform for deploying voice agents We’ve grown to over 600k developers in two years, adding 2,000+ every day Try talking to Vapi now! Why We’re Hiring This Role: We do millions of calls every day, with thousands concurrent. In every call, we get a new audio packet every 20ms and respond in <1s. We are now scaling this to 100s of millions of calls. It's freakin hard and a lot of fun. What You’ll Do: 30 Day : You’ll ramp on our multi-cluster, multi-cloud infrastructure. 60 Day : You’ll deliver a new service like Anycast Global Router. 90 Day : You’ll own a domain like GPU inference clusters. Who You Are: You’ve seen Series B to F. You’ve scaled massive systems that are resilient and performant. Bonus: You’ve built your own startup. Why Vapi: Generational impact : Build the human interface for every business Ownership culture : 70% of the company are previous founders Kind team : The founders, Jordan and Nikhil, are Canadians Tier-1 Investors : YC, KP seed, Bessemer Series A What We Offer: Real stake : We offer a competitive salary and excellent equity ownership Comprehensive health coverage : medical, dental, and vision plans Team love : We love hanging out, and we do quarterly off-sites Flexible time off : take what you need More : catered meals, transportation, gym, and a $10k annual L&D budget

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