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On-site Senior Frontend Developer + React Jobs in Boston

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Real-time data from 2 active listings in the last 30 days.

Active Roles

Avg. Salary

$195K

Top Hiring Companies

WHOOPLangChain

Senior Frontend Engineer, AI Observability & Evals Platform

Onsite

Posted: Sep 4, 2026

Cambridge, MA

$175,000 - $240,000/yearFull Time

Software & SaaS

React

TypeScript

JavaScript

Babel

Vite

Webpack

+4 more

Senior Software Engineer (Frontend, Growth)

Onsite

Posted: Aug 15, 2026

Boston, MA36 applicants

5+ years exp$150,000 - $215,000/yearFull Time

TypeScript

React

Next.js

Cloudflare Workers

Stripe

CommerceTools

+4 more

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