Full Stack Engineer, Observability & Evals Platform (LangSmith)
LangChainSan Francisco, California, United States • New York, New York, United States • Boston, Massachusetts, United States
Posted August 15, 2025
140000 - 175000 USD year
Full Time
About the Company
LangChain is a platform for building reliable agents, offering tools like LangGraph for orchestration and LangSmith for evaluation. With hundreds of integrations, it empowers engineering teams to develop, deploy, and manage enterprise-grade agents efficiently.
Job Description
LangChain is seeking a Full Stack Engineer to join their team, contributing to their commercial observability and evals platform, LangSmith. The role involves building new features, collaborating with multiple teams, and ensuring high engineering standards. The company focuses on making intelligent agents ubiquitous, using open-source frameworks like LangChain and LangGraph.
Requirements
- 2+ 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
- Solid understanding of database systems, particularly Postgres and Redis
- Experience designing and scaling APIs
- Strong communicator with collaboration skills
- Ownership mindset
Benefits
- Competitive salary
- Equity stake
