Senior Full-Stack Engineer

What we’re looking for: • 5+ years of professional software engineering experience • Strong experience building and operating production web applications Comfortable working across frontend, backend, APIs, databases, and cloud infrastructure • Strong knowledge of SQL and third-party API integrations • Able to independently investigate complex production problems • Excellent written and spoken English • High ownership, strong judgment, and clear communication • At least five working hours of overlap with Pacific Time We are looking for an engineer who wants meaningful ownership at an early-stage company, not someone who only wants to complete assigned tickets.

What you’ll do: • Build and ship full-stack product features • Develop backend APIs and third-party integrations • Build responsive, polished frontend experiences • Debug production issues across distributed and real-time systems • Work on communications, networking, billing, AI, and workflow automation • Speak directly with customers when needed to understand and solve problems • Improve system reliability, performance, monitoring, and developer tooling

Experience with WebRTC, SIP, telecommunications, networking, AI systems, or ISP software is helpful but not required.