Sela AI
Software Engineer - Voice Platform
$150K–$250K
San Francisco, CA · Hybrid · Full-time · Posted Sep 18, 2026
- Experience
- 3–6 years of software engineering experience.
About the job
Own and improve Sela’s real-time voice platform, including production reliability, performance, evaluation, and model deployment.
What you'll do
- Design, build, and operate major components of the real-time voice platform.
- Improve latency, audio quality, turn-taking, interruptions, transcription, and speech generation; build tools to measure and debug voice issues.
- Integrate voice systems with simulation and evaluation, train and deploy models, and assess providers for scalability, reliability, and cost efficiency.
What they ask for
- 3–6 years of software engineering experience.
- Production experience building and operating low-latency, real-time, streaming, or distributed systems.
- Strong Python or Go skills and understanding of software design patterns and best practices.
- Performance-engineering experience using instrumentation to diagnose latency, reliability, or quality issues; experience using AI coding tools or agents to ship maintainable code.
Nice to have
- Experience in high-growth startups, ideally at Seed through Series B.
Pay
$150K – $250K (USD, base salary)
Tools
Python, Go
AI focus
Train, fine-tune, deploy, and evaluate models for turn-taking, interruption handling, and voicemail detection; use AI coding tools or agents.
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