Teams at LangChain

Build and own LangChain’s React component library and design system. Develop accessible, reusable UI components; translate design tokens and interaction patterns into code; create tooling for theming, versioning, testing, visual regression, and component discovery; and optimize build performance, bundling, dependency management, and package versioning. Collaborate closely with designers, product engineers, and platform teams to maintain a consistent, high-quality frontend foundation.

As a Backend Engineer, you will design and build backend systems and APIs for LangChain's observability and evals platform, optimizing performance and reliability while collaborating with cross-functional teams.

Own the full enterprise software sales cycle from lead generation through close. Build trusted relationships with technical decision-makers, lead proof-of-concept efforts, communicate product value, negotiate pricing and contracts, and support post-sale success. Collaborate with engineering, product, customer success, deployment, and legal teams while contributing customer insights and helping develop LangChain’s sales playbook and go-to-market strategy.