Find the Best React.js Jobs in Longmont, CO
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Check out a sample of the 12 React.js jobs posted on Upwork
Full Stack Node.js & React Developer
Hourly ‐ Posted 15 days agoHours needed
Duration
Experience level
We are seeking a skilled Full Stack Developer with strong experience in Node.js and React to work on an AI-powered web app. The ideal c…
Senior Full Stack MERN & AI Developer for Property Maintenance Pl…
Hourly ‐ Posted 8 days agoHours needed
Duration
Experience level
Looking for a talented full stack developer to build a property maintenance and operations platform on the web with the MERN stack The…
Senior Next.js Developer Needed
Fixed-price ‐ Posted 23 days agoFixed-price
Experience level
We are seeking a Senior Next.js Developer to optimize our existing product page for better performance. The ideal candidate will have e…
Build Multi-Tenant Fintech AI SaaS Platform for Financial Operati…
Fixed-price ‐ Posted 21 days agoFixed-price
Experience level
We are building a centralized fintech platform to unify and automate our financial operations across multiple internal systems and tool…
Migrate Web Application from Vercel to Netlify
Fixed-price ‐ Posted 8 days agoFixed-price
Experience level
We have a web application currently deployed on Vercel that needs to be migrated to Netlify. Looking for an experienced developer to ha…
AI Agent: Fix API and Test Backend (30-Minute Task)
Fixed-price ‐ Posted 27 days agoFixed-price
Experience level
We are looking for a developer with experience in AI agents, backend APIs, and debugging to quickly diagnose and fix a backend API issu…
AI App Fix,Deployment,Screen Time API Integration
Fixed-price ‐ Posted 28 days agoFixed-price
Experience level
We are looking for an experienced React Native / AI app developer to fix issues in an existing Rork-generated AI mobile app, complete d…
Enterprise AI assessment platform
Fixed-price ‐ Renewed 2 months agoFixed-price
Experience level
Full-Stack Dev: Deploy & Polish AI SaaS Platform (FastAPI + Next.js + PostgreSQL) — 3-Day Sprint Job Description We have a complete cod…
Full Stack Developer for React JS Website
Fixed-price ‐ Posted 23 days agoFixed-price
Experience level
We are seeking a skilled full stack developer to enhance our React JS website. The ideal candidate will have experience in both front-e…
SaaS Developer for Short Tasks
Fixed-price ‐ Posted 4 days agoFixed-price
Experience level
We are seeking a skilled SaaS developer to assist with short-term tasks. The ideal candidate will have experience in developing and mai…
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