Fullstack Software Engineer, Applied AI

About LangChain

At LangChain, our mission is to make intelligent agents ubiquitous. We help developers build mission-critical AI applications across the entire agent development lifecycle. Our open source frameworks — LangChain and LangGraph — see over 70+ million downloads per month. Developers rely on LangChain for composable integrations and LangGraph for controllable agent orchestration. Our commercial agent platform, consisting of LangSmith and LangGraph Platform, enables teams to build, test, run, and manage agents at scale across their organization.

Founded in 2023, LangChain powers top engineering teams at companies like Replit, Lovable, Clay, Klarna, LinkedIn, and more.

About the role

Our Applied AI team is the core team actually building AI products. In this role you’ll implement various AI powered workflows, agents and full-stack applications. The workflows and applications you build will be for both internal usage and customer facing products. Much of the work you do will be open-sourced helping advance the OSS AI ecosystem. This role is onsite in San Francisco (preferred), New York, or Boston.

You will

• Implement AI workflows / applications end to end.
• Stay up to date with progress in agent development, and implementation techniques.
• Design and iterate on novel AI architectures to solve real world tasks.
• Build evaluation pipelines to test the agents you implement.

How to be successful in this role

Nice to Have

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