Senior Platform Engineer, Voice AI
Together AISan Francisco, California, United States
Posted March 30, 2026
200000 - 260000 USD
Full Time
About the Company
Together AI is a research-driven artificial intelligence company that co-designs software, hardware, algorithms, and models to lower the cost of modern AI systems.
Job Description
Senior Platform Engineer to build the API and infrastructure layer for voice workloads. Own real-time WebSocket and HTTP APIs, design autoscaling and orchestration for voice workloads, and build the developer experience. Join a small, early-stage team with outsized impact on a new product line.
Requirements
- 5+ years of experience building large-scale, real-time distributed systems and API services.
- Deep expertise in real-time streaming infrastructure, including WebSocket server architecture, Server-Sent Events, bidirectional streaming, connection multiplexing, and stateful protocol design.
- Expert-level programming in TypeScript and Python; experience with Rust is a plus.
- Strong distributed systems fundamentals, including load balancing, autoscaling, rate limiting, and traffic shaping for latency-sensitive workloads.
- Experience with Kubernetes, including custom autoscalers, resource management, and health checking for stateful services.
- Strong product sense and ability to think about what developers building voice apps actually need.
- Comfort working on a small, early-stage team where multiple hats are worn and speed is required.
- Experience with audio or media protocols (WebRTC, g711, PCM encoding) is a strong plus.
- Familiarity with ML model serving infrastructure and how inference engines work is a plus.
Benefits
- Competitive compensation
- Startup equity
- Health insurance
- Other competitive benefits
