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Senior Frontend Engineer, AI Observability & Evals Platform
LangChainRemote - US · Remote · full time · Senior
$180,000 – $240,000
Listed on LangChain’s own careers site. You apply with them directly — we never stand between you and the employer.
What this role is
LangSmith is seeking a frontend engineer to build observability and evaluation features for their enterprise AI platform using React and TypeScript. This role suits experienced frontend developers who thrive in a startup environment and want to shape how AI agents are deployed and monitored in production.
Our summary, not LangChain’s wording. The full posting is on their site.
Skills this role names
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What they ask for
Required
- Extensive frontend engineering experience with React, JavaScript, and TypeScript
- Hands-on experience with frontend development tools like Babel, Vite, Webpack, NPM, and Yarn
- Familiarity with REST APIs and experience working with backend engineers
- Knowledge of modern authorization mechanisms such as JWTs
- Passion for user experience and building clean, intuitive interfaces
- Strong communication skills
- Ability to thrive in a fast-paced startup environment
- Self-driven ownership mindset
- Strong computer science fundamentals
Nice to have
- Degree in computer science or related field