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LangChain
As a Senior Fullstack Engineer at LangChain, you will build foundational products and integrations that power user acquisition and self-serve expansion for the company's AI agent platform. This high-impact role involves creating experimentation systems, designing onboarding features, and collaborating with cross-functional teams to improve developer activation and growth metrics. You will work extensively across React, TypeScript, Python, and Go to deliver full-stack solutions in a fast-paced startup environment.
Company Size
11-50 employees
LangChain is an open agent engineering platform that enables companies to build, test, deploy, monitor, and govern AI agents across the full development lifecycle. Its flagship product, LangSmith, provides observability, evaluation, deployment infrastructure, and governance tooling for production agents, while its open-source frameworks—LangChain, LangGraph, and deepagents—offer flexible options from quick-start templates to low-level agent control. Trusted by over 7,000 organizations and serving 350M+ monthly open-source downloads, LangChain is one of the largest platforms in the AI agent ecosystem.
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
and employee contacts for LangChain.
51% above the average for this role