Base Salary
$170k - $195k/yr
Responsibilities
- Build and own LangChain’s component library.
- Design and implement reusable, composable, accessible, production-ready React components.
- Translate design systems, tokens, and interaction patterns into code in partnership with designers.
- Develop tooling and workflows for theming, tokens, versioning, testing, and component discovery.
- Make architectural decisions supporting accessibility, performance, consistency, and maintainability.
- Improve UI build and test workflows, including bundling performance and package versioning.
- Maintain testing and dependency-management tooling for the UI application.
Requirements
- Strong experience building modular, composable, and well-documented component libraries or design systems.
- Deep knowledge of React, TypeScript, HTML, and CSS.
- Familiarity with CSS Modules, CSS-in-JS, Tailwind, Sass, Storybook, Chromatic, and token pipelines.
- Experience collaborating closely with designers and non-engineering partners.
- Strong attention to detail and commitment to accessibility and inclusive design.
- Familiarity with UI component testing and visual regression testing.
Benefits
- Medical, dental, and vision coverage.
- Flexible vacation.
- 401(k) plan and life insurance.
- Meals on in-office days in the US.
- Meaningful equity, variable compensation where relevant, and other perks.
- EU, UK, and APAC team members receive locally competitive benefits aligned with regional norms and regulations.
Tech Stack
About LangChain
At LangChain, our mission is to make intelligent agents ubiquitous. We build the foundation for agent engineering in the real world, helping developers move from prototypes to production-ready AI agents that teams can rely on. What began as widely adopted open-source tools has grown into a platform for building, evaluating, deploying, and operating agents at scale. LangChain provides the agent engineering platform and open source frameworks developers need to ship reliable agents fast. LangSmith offers observability, evaluation, and deployment for rapid iteration. Our open source frameworks, LangGraph, LangChain, and Deep Agents, help developers build agents with speed and granular control. LangSmith is trusted by leading AI teams at Zip, Vanta, Klarna, Workday, Linkedin, Cloudflare, and more.