Senior Staff Software Engineer

My client is a YC-backed startup building AI voice agents that handle real phone conversations at scale. Their platform lets businesses automate calls that until now needed a human on the line, and it's already handling live traffic for customers.They're small, early, and moving fast. The product works, the demand is there, and now it's about building the team and the systems to meet itThey're hiring a staff-level engineer to be one of their earliest and most senior hires. This person will own core architecture and technical direction, make the foundational calls, and set the engineering bar as they scale. It's a build-from-the-ground-up role, so they're looking for someone with 10+ years shipping production systems who's operated at senior/staff level and is comfortable with the ambiguity of an early-stage environment.Role and responsibilities:Own architecture and technical direction for core systemsShip production code and make foundational engineering decisionsBuild and scale infrastructure to handle growing live trafficSet engineering standards and practices as the team growsWork closely with founders on product and technical strategyHelp shape hiring and the early engineering cultureIf this role sounds like a good fit for you, please apply today!