UMATR is a small, highly technical team building a next-generation developer platform from first principles in Rust. They are seeking a Senior Rust Engineer to design and implement high-performance backend systems, own infrastructure for AI integrations, and collaborate closely with product and design teams to solve complex challenges.
Responsibilities:
- Design and implement high-performance backend systems in Rust
- Own infrastructure powering AI integrations, real-time collaboration, auth, billing, and telemetry
- Integrate LLMs, MCP, and GenAI capabilities directly into core product workflows
- Work on systems handling real-time data and user interactions at scale
- Collaborate closely with product and design to solve complex, user-facing challenges
- Improve reliability through deterministic testing and strong engineering practices
- Continuously optimize performance, scalability, and system resilience
Requirements:
- Strong experience building production systems in Rust
- Proven background designing or operating distributed systems
- Hands-on experience with AI systems (LLMs, MCP, GenAI) in real products - not just AI-assisted development
- Experience training, fine-tuning, deploying models OR deeply integrating LLMs into product workflows
- Strong fundamentals in systems design, performance optimization, and debugging
- Ability to operate autonomously in a fast-paced, high-ownership environment
- Strong communication skills for effective remote collaboration
- Willingness to contribute across the stack and engage in product-level decisions