FullStack Engineer, AI Observability & Evals Platform (LangSmith)

📋 Description Develop features across our Go, Python, and TypeScript stack. Collaborate with product and design to refine the feature roadmap. Drive timelines while writing clean, well-tested code. 🎯 Requirements 2+ years of software engineering on complex platform products. Fullstack: Go or Python backend; React + TypeScript frontend. Strong PostgreSQL and Redis knowledge. Experience designing and scaling APIs in high-performance apps. Ownership mindset; shipping fast and iterating on feedback. Excellent communication with internal stakeholders and customers. 🎁 Benefits Medical, dental, and vision coverage. Flexible vacation. 401(k) plan. In-office meals on US days. Meaningful equity and other benefits.