We’re looking to add a frontend engineer to develop and enhance new features on LangSmith, working on our enterprise platform product for LLM application observability, testing, and debugging.

*This role can be based in our San Francisco, New York, or Boston office. Employees within commuting distance work from the office five days per week. Candidates who live outside commuting distance (e.g. >1hr each way), may be eligible for hybrid arrangements depending on location and role requirements.

Develop new user-facing features using React & Typescript

Build reusable components and front-end libraries for future use

Translate designs and wireframes into high-quality code

Optimize components for maximum performance across a vast array of web-capable devices and browsers

Collaborate with fullstack and backend developers and UX/UI designers, to enhance usability

What You Will Bring:

2+ years of Front-end engineering experience with strong proficiency in React, JavaScript and TypeScript

Hands-on experience with front-end development tools like Babel, Vite, Webpack, NPM, and Yarn

Familiarity with REST APIs and experience working closely with fullstack and backend engineers

Knowledge of modern authorization mechanisms, such as JWTs

Frontend Engineer, AI Observability & Evals Platform

Responsibilities

Qualification

Required

Benefits

Company

Langchain

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