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

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

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

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.

This role involves enhancing LangSmith's enterprise platform through developing user-facing features using React and TypeScript, creating reusable components, and collaborating with backend teams to improve usability.

The Commercial Account Executive will drive product adoption by supporting the sales cycle, building customer relationships, coordinating with teams, and assisting in pricing discussions.

The Frontend Platform Engineer will build and maintain a component library for LangChain, focusing on reusable UI components, design system tooling, and improving workflows for accessibility and performance.

Qualify inbound and outbound prospects via phone, email, and LinkedIn, hand off opportunities to Account Executives, capture prospect insights to inform sales and product, and experiment with channels and LangChain-powered agents to improve outreach and conversion.

The People Systems & Programs Manager will design and implement scalable systems for LangChain's internal People processes, driving innovation, automation, and data management across HR functions.

Build and operate the LangSmith Deployments runtime for long-running AI agents: design distributed queue/worker systems, own state persistence and job claiming, implement resumable streaming, instrument production systems, participate in on-call and incident response, produce system documentation, and contribute to open-source LangGraph.