Senior Frontend Engineer for AI Observability & Evals

LangChain; United States; Remote; USD 180,000 - 240,000; Full time

Job summary

LangChain is seeking a frontend engineer to build user-facing features using React and TypeScript. You will create reusable components and libraries, translating designs into high-quality code while optimizing performance across devices and browsers.

You will collaborate with full-stack and backend teams and UX/UI designers to deliver delightful, intuitive interfaces in a fast-paced startup environment. This remote-friendly role offers a competitive salary for a US-based candidate.

Qualifications

• Extensive 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.
• A passion for user experience, design and building clean, engaging, and intuitive interfaces.
• Strong written and oral communication skills, with the ability to explain technical concepts clearly to both technical and non-technical stakeholders.

Responsibilities

• 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

Skills

React

JavaScript

TypeScript

REST APIs

JWTs

UX collaboration

Communication

Frontend engineering

Education

B.S. in Computer Science

Tools

Babel

Vite

Webpack

NPM

Yarn

Job description

LangChain is seeking a frontend engineer to build user-facing features using React and TypeScript. You will create reusable components and libraries, translating designs into high-quality code while optimizing performance across devices and browsers.

You will collaborate with full-stack and backend teams and UX/UI designers to deliver delightful, intuitive interfaces in a fast-paced startup environment. This remote-friendly role offers a competitive salary for a US-based candidate.