Find the Best React.js Jobs in New Haven, CT
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Check out a sample of the 29 React.js jobs posted on Upwork
Migrate Small Full-Stack App (FastAPI/React) to AWS
Fixed-price ‐ Posted 11 days agoFixed-price
Experience level
I need a senior cloud/DevOps engineer to handle a fast, straightforward migration of a full-stack web application over to a brand new A…
Front End UI Development
Hourly ‐ Posted 28 days agoHours needed
Duration
Experience level
We are redesigning the UI of our platform based on a new design system. Approximately 70% of the work is already complete, and we are l…
Sharetribe Consultant for Two-Sided Volunteer Service Marketplace
Fixed-price ‐ Posted 20 days agoFixed-price
Experience level
Provide consultation services regarding initial Sharetribe creation to create a solid foundation for smooth scalability. You will Rev…
Senior Full-Stack AI Engineer: Python/Flask + React/TypeScript, L…
Hourly ‐ Posted 4 days agoHours needed
Duration
Experience level
NOTE: 1. Apply ONLY through this platform. DO NOT CONTACT US IN ANY OFF OF UPWORK. IF YOU DO YOU WILL BE DISQUALIFIED FROM CONSIDERATI…
Founding Tech Lead - HealthTech Private Equity Foundry
Hourly ‐ Renewed 1 month agoHours needed
Duration
Experience level
Founding Engineer — Healthcare Platform (HIPAA) · Stealth HealthTech Foundry Remote (US) · East Coast hours preferred · Engineer #1, wi…
Fix Form Validation Bug in React + Node.js App
Fixed-price ‐ Posted 14 days agoFixed-price
Experience level
I have a small React + Node.js (Express) web app with a signup form that isn't working correctly. I need a developer to fix it quickly.…
Senior Full-Stack Engineer (React, Node.js, TypeScript, AWS)
Hourly ‐ Posted 12 days agoHours needed
Duration
Experience level
We are looking for a Russian-speaking senior, well-rounded Full-Stack Engineer who is equally comfortable building polished React/TypeS…
AI Engineer, Ops Platform Contract build, from empty repository t…
Fixed-price ‐ Posted 11 days agoFixed-price
Experience level
We're a small IT company running several businesses under one roof, and we want a single internal platform for it all instead of the sp…
Front End Developer for Web Application
Hourly ‐ Posted 13 days agoHours needed
Duration
Experience level
We are seeking a skilled front-end developer to enhance our web application. The ideal candidate will have experience in creating respo…
Senior Roku & Fire TV Native CTV Engineer (BrightScript/SceneGrap…
Fixed-price ‐ Posted 6 days agoFixed-price
Experience level
Job Title: Senior Roku & Fire TV Native CTV Engineer (BrightScript/SceneGraph) Project Budget: $10,000 Hard-Cap (Phased Delivery) Po…
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