Find the Best React.js Jobs in Wilmington, DE
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Check out a sample of the 23 React.js jobs posted on Upwork
Full-Stack SaaS Product Architect / Fractional CTO Needed – V1 Bu…
Fixed-price ‐ Posted 9 days agoFixed-price
Experience level
DataSci Technologies, Inc. is an enterprise software C-Corp. We own our domain (datascitechnologies.com) and have finalized our indepen…
Senior Full Stack Developer Needed for Critical Bug Fix
Fixed-price ‐ Posted 19 days agoFixed-price
Experience level
We are looking for an experienced Full Stack Developer to urgently fix critical issues in our existing web application. The ideal candi…
Senior Full-Stack Developer for B2B SaaS
Fixed-price ‐ Posted 11 days agoFixed-price
Experience level
We are looking for a Senior Full-Stack Developer to build a white-label B2B SaaS platform on top of an existing third-party API. The id…
Senior Backend Engineer for SaaS Integration
Hourly ‐ Posted 10 days agoHours needed
Duration
Experience level
We are looking for a senior backend engineer to review, stabilize, and extend an existing SaaS platform that integrates with a large th…
Full-Stack Engineer
Fixed-price ‐ Posted 18 days agoFixed-price
Experience level
Build the backend API and web frontend for a SaaS product. Python/FastAPI on the backend, Next.js/TypeScript on the frontend. Real-time…
Next.js Developer for SPA Website
Fixed-price ‐ Posted 29 days agoFixed-price
Experience level
We are seeking an experienced Next.js developer to create a Single Page Application (SPA) for our product and services website. The ide…
Need Next.js & Supabase Developer for Dashboard Improvements and…
Fixed-price ‐ Posted 11 days agoFixed-price
Experience level
I am looking for a developer experienced with Next.js, React, and Supabase to help improve an existing web application. The first task…
Looking for a Full-Stack Developer to Build & Scale Our Al-Powere…
Fixed-price ‐ Posted 4 days agoFixed-price
Experience level
We are looking for a skilled full-stack developer with hands-on experience in Al integration to join our growing product team. You'll b…
Full-Stack Developer (Long-Term / Full-Time Dedicated)
Hourly ‐ Posted 11 days agoHours needed
Duration
Experience level
We are looking for a full-time dedicated developer to join our team on a long-term basis. This role requires that you work exclusively…
Full-Stack Developer - Portal (Next.js + FastAPI)
Hourly ‐ Posted 18 days agoHours needed
Duration
Experience level
We have a working multi-tenant portal management platform built with Next.js 15 (App Router) and FastAPI. The platform manages guest Wi…
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