Senior Frontend Platform Engineer, Design Systems

🕒 February 20

🇺🇸 United States – Remote

💵 $180k - $240k / year

⏰ Full Time

🟠 Senior

🧑‍🔧 Mechanical Engineer

👻 Ghost score 57%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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LangChain

WebsiteLinkedInAll Job Openings

11 - 50 employees

🤖 Artificial Intelligence

🤝 B2B

☁️ SaaS

💰 $25M Series A on 2024-02

Artificial Intelligence • B2B • SaaS

LangChain is a composable framework designed to assist developers throughout the entire lifecycle of Large Language Model (LLM) applications. Their suite of products, including LangGraph and LangSmith, offers tools for building, deploying, and managing applications that can reason and operate at scale. With a focus on operational efficiency and improved performance, LangChain supports a wide range of industries through its innovative offerings.

📋 Description

• Build LangChain’s component library • Design and implement reusable, composable React components that are flexible, accessible, and production-ready • Partner with designers to translate design systems, tokens, and interaction patterns into code • Develop design system tooling and improve workflows around theming, tokens, versioning, testing, and component discovery • Make architectural decisions supporting accessibility, performance, consistency, and maintainability across the UI stack • Optimize build performance, bundling strategy, and package versioning for the component library • Maintain tooling for testing and UI application dependency management • Collaborate with designers, product engineers, and platform teams

🎯 Requirements

• Extensive experience building modular, composable, and well-documented component libraries and/or design systems • Deep knowledge of React, TypeScript, HTML, and CSS • Familiarity with styling approaches including CSS Modules, CSS-in-JS, Tailwind, and Sass • Familiarity with design system tooling including Storybook, Chromatic, and tokens pipelines • Experience collaborating closely with designers and non-engineering partners • Strong attention to detail • Passion for accessibility and inclusive design • Familiarity with testing UI components and visual regression testing

🏖️ Benefits

• Base salary • Variable compensation for relevant roles • Meaningful equity • Medical coverage • Dental coverage • Vision coverage • Flexible vacation • 401(k) plan • Meals on in-office days in the US