Software Engineer, Full-Stack

**What we’re building**\ [**Respan**](https://www.respan.ai/) is building the self-driving observability and evals platform for AI teams, used by 60+ YC companies and hundreds of AI teams. **The role** You will work on everything from the backend tracing pipeline and eval framework to the React dashboard that thousands of AI teams use daily. We are a small team, so you will own features end-to-end. This role is for someone who is comfortable jumping between Python and TypeScript, cares about both system design and user experience, and wants to ship things that matter every week. **What you’ll do:** * Build and ship product features across the full stack (React, Next.js, Python, PostgreSQL) * Design and implement APIs, data pipelines, and real-time systems * Collaborate directly with founders and customers to scope and prioritize work * Own features from design through deployment and iteration * Contribute to infrastructure decisions and system architecture **What you must have:** * Strong experience with TypeScript, React, and Node.js or Python * Comfortable building and deploying production web applications * Ability to move fast and ship iteratively in an early-stage environment **Strong plus:** * Experience with data-intensive applications or observability tools * Familiarity with PostgreSQL, ClickHouse, or similar databases * Background in developer tools or B2B SaaS * Good instincts for product and user experience