Frontend Engineer, AI Observability & Evals Platform

What this role involves

LangChain is hiring a Frontend Engineer to develop features for LangSmith, their LLM observability and evaluation platform. The role involves building user-facing features with React and TypeScript, collaborating with fullstack and backend engineers, and optimizing performance. The position is based in San Francisco, New York, or Boston with an onsite requirement, offering a salary range of $160,000-$195,000.

Skills this posting asks for

• react
• typescript
• javascript
• babel
• vite
• webpack
• npm
• yarn
• rest apis
• jwts

Requirements

• 2 years of experience
• Level: mid
• Remote policy: onsite

From the employer’s posting

ABOUT US 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. We began as widely adopted open-source tools and have grown…