Docs Engineer

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

We are looking for a Docs Engineer to join our Documentation team. This is a hands-on role focused on building tools and systems that make our documentation best-in-class. You'll partner with the Documentation, Engineering, and Applied AI teams to design, build, and deploy automation that improves how thousands of developers learn and build with LangChain.

This role is ideal for someone excited to shape writer and user experience through tooling and automation. We're looking for a builder who can move quickly from ideas to production-ready solutions that delight our users.

What you will do :

Lead transformative tooling initiatives that improve documentation quality, unlock new ways for developers to interact with our docs, and drive a developer-first mindset across our documentation ecosystem.

Partner with Documentation, Engineering, and AI teams to identify high-impact opportunities for documentation automation and enhancement.

Design, build, and deploy CI / CD workflows that keep our docs in sync with our rapidly evolving codebase.

Own the frontend experience of our Mintlify-based documentation site, implementing custom features with Tailwind CSS and JavaScript.

Build and maintain GitHub Actions, linters, and automated checks that ensure documentation quality at scale.

Collaborate with our AI team to implement an intelligent support bot that helps developers find answers instantly.

Implement and optimize search functionality to make our extensive documentation easily discoverable.

Own projects end-to-end, from prototyping to production deployment, ensuring reliability and maintainability.

How to be successful in this role :

Developer-minded. Deep understanding of what makes great developer documentation and tooling. Ability to translate developer pain points into working solutions.

Experience : 1-3 years in software engineering, ideally with experience in developer tools or documentation platforms (startup experience a plus).

Full-stack skills : Strong JavaScript / TypeScript abilities with experience building both frontend interfaces and backend automation.

Frontend expertise : Proficiency with modern CSS (Tailwind CSS preferred) and ability to create polished, accessible user interfaces.

Automation mindset : Experience with CI / CD pipelines, GitHub Actions, and automated testing frameworks.

Engineering skills : Strong coding abilities with focus on building maintainable, scalable solutions.

Communication : Excellent written and verbal skills; able to work effectively with both technical and non-technical stakeholders.

Startup DNA : Comfortable in fast-moving environments where you'll help define processes and shape our documentation infrastructure.

Curiosity : Passionate about developer experience and staying current with documentation tools, automation practices, and frontend technologies.

Nice to Have

Experience with documentation platforms (Mintlify, Docusaurus, or similar)

Background working with LLMs or AI-powered applications

Experience implementing search solutions (Algolia, Elasticsearch, etc.)

Contributions to open-source projects, especially documentation or tooling

Python experience (our primary SDK language)

Technical writing or developer advocacy background

Compensation & Benefits

Competitive salary and equity stake for role and stage of company. Commensurate with experience.

Annual salary range : $145,000-$195,000 USD for Senior Engineers

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