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Maintain and improve the LangChain Python package, enhance documentation, assist users, and build example applications.

Lead the technical architecture and implementation for LangSmith, collaborating with teams, mentoring juniors, and ensuring code quality.

The Full Stack Engineer will develop and implement features for the LangSmith platform, collaborate with teams, ensure high coding standards, and engage with enterprise customers.

The role involves managing the full sales cycle for LangChain's products, building relationships with enterprise customers, providing support for adoption, and collaborating with internal teams to shape go-to-market strategies.

Lead and scale commercial sales across the Eastern region: build and manage AEs, own territory strategy and pipeline, run forecasting and deal reviews, engage technical and economic buyers, coordinate go-to-market with cross-functional partners, and inform product/pricing from field insights.

Build full‑stack growth and monetization features across React, TypeScript, Go/Python backends. Implement experimentation systems, onboarding improvements, usage metering, subscription and billing integrations, and growth levers. Partner with product, design, GTM, and analytics to run data‑driven experiments that accelerate adoption, activation, and revenue.