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# Software Engineer - Voice Platform

- **Company:** Sela AI, Inc.
- **Location:** San Francisco, CA, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Clean Code Principles, Software Debugging, Software Design Patterns, Distributed Systems, Python (Programming Language), Software Engineering, Data Streaming, Low Latency
- **Published:** September 17, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=6bcdf9a6f6ec47ff

## About the Role

* 3-6 years of software engineering experience
 * Experience building and operating low-latency, real-time, streaming, or distributed systems in production
 * Strong Python or Go skills and a deep understanding of software design patterns and best practices
 * Strong performance-engineering instincts and experience using instrumentation to diagnose latency, reliability, or quality issues
 * Experience using AI coding tools or agents to ship maintainable, clean code
 * Experience in high-growth startups, ideally at Seed through Series B

## Description

* Own major components of Sela's real-time voice platform, from architecture and implementation to reliability in production
 * Improve voice performance across latency, audio quality, turn-taking, interruptions, transcription, and speech generation
 * Build measurement, observability, and debugging tools that make complex voice issues easy to reproduce and diagnose
 * Integrate our voice stack with simulation and evaluation systems, including end-to-end voice-to-voice evals
 * Train, fine-tune, and deploy models for problems such as turn-taking, interruption handling, and voicemail detection
 * Evaluate new voice models and providers, and improve the scalability, reliability, and cost efficiency of a platform handling hundreds of thousands of calls per day