Senior Fullstack Engineer, AI Observability & Evals Platform
LangChainHighlight
Summary
About the Role
About You
- 7+ years of experience in software engineering working on complex platform products.
- Fullstack engineering experience with Go or Python on the backend and React + Typescript on the frontend.
- Strong understanding of database systems, particularly Postgres and Redis.
- Experience designing and scaling APIs in high-performance, data-intensive applications.
- Strong communicator with the ability to collaborate closely with various internal stakeholders.
- Experience with AI/LLM-powered applications, developer tools, or observability platforms.
Benefits
- Competitive compensation including base salary and meaningful equity.
- Health and dental coverage.
- Flexible vacation.
- 401(k) plan.
- Life insurance.
LangChain is the platform for building reliable agents. Our products power top engineering teams — from fast-growing startups like Lovable, Mercor, and Clay to global brands including AT&T, Home Depot, and Klarna. LangGraph is a low-level orchestration framework for building controllable agents and long-running workflows. It’s used in production by teams at Replit, Uber, LinkedIn, GitLab, and more. LangSmith offers unified evaluation and monitoring to help developers debug, evaluate, and improve their agents at scale. LangChain provides hundreds of integrations and composable components, making it easy to connect with the latest models, tools, and databases — with minimal engineering overhead. Together, these tools help teams build, deploy, and manage enterprise-grade agents, faster.