LangChain

Senior Frontend Engineer, AI Observability & Evals Platform

LangChain
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2 months ago
Boston, MA, USA +2 moreSenior
H1B sponsor

Base Salary

$175k - $240k/yr

Responsibilities

  • Develop new user-facing features using React and TypeScript.
  • Build reusable components and frontend libraries.
  • Translate designs and wireframes into high-quality code.
  • Optimize components for performance across web-capable devices and browsers.
  • Collaborate with full-stack engineers, backend developers, and UX/UI designers to improve usability.

Requirements

  • Extensive frontend engineering experience with strong proficiency in React, JavaScript, and TypeScript.
  • Hands-on experience with Babel, Vite, Webpack, NPM, and Yarn.
  • Familiarity with REST APIs and experience working with full-stack and backend engineers.
  • Knowledge of modern authorization mechanisms such as JWTs.
  • Strong user experience, design, communication, and technical explanation skills.
  • Ability to thrive in a fast-paced, unstructured startup environment and take ownership.
  • Strong computer science fundamentals; a degree in computer science or a related field is ideal.

Benefits

  • Medical, dental, and vision coverage.
  • Flexible vacation.
  • 401(k) plan.
  • Meals on in-office days in the US.
  • In-person work five days per week in San Francisco, New York, or Boston.

Tech Stack

Categories

LangChain

About LangChain

201-500 employees

LangChain builds open-source frameworks and a commercial platform for developing, evaluating, deploying, and operating LLM-powered agents and applications. Its LangSmith suite provides observability, testing, deployment, and governance for enterprise AI workloads; customers include Nvidia, LinkedIn, Workday, and Bridgewater. Privately held and headquartered in San Francisco, the company was founded in 2022.

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