Find the Best JavaScript Jobs in King of Prussia, PA
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Check out a sample of the 48 JavaScript jobs posted on Upwork
Shopify Store Small Fix
Fixed-price ‐ Posted 11 days agoFixed-price
Experience level
I’m looking for a Shopify freelancer to review a small issue on my store and confirm what needs to be adjusted. The task includes ident…
Shopify Developer Needed for Store Speed & Performance Optimizati…
Fixed-price ‐ Posted 1 month agoFixed-price
Experience level
We are looking for an experienced Shopify developer to improve the speed and overall performance of our Shopify store. The goal is to o…
Full Stack Developer Needed to Build a SaaS Web Application MVP
Hourly ‐ Posted 9 days agoHours needed
Duration
Experience level
We’re looking for an experienced Full Stack Developer to help us build the first production-ready version of a SaaS web application. W…
Interactive ads developer
Hourly ‐ Posted 2 months agoHours needed
Duration
Experience level
The Role: We are looking for a highly skilled and motivated Interactive Ads Developer to join our creative engineering team. In this ro…
Senior Full Stack Developer (Next.js / TypeScript)
Hourly ‐ Posted 19 days agoHours needed
Duration
Experience level
We're looking for a long-term Full Stack Developer to become our primary developer, not just someone for a one-time project. Our websi…
Automation & Integrations Developer — GoHighLevel Focus (Long-Ter…
Fixed-price ‐ Posted 14 days agoFixed-price
Experience level
Start your proposal with the word **SHIPPED** so we know you read this. We're an established agency running marketing and operations a…
Internal Management Platform for Medicaid Agency
Fixed-price ‐ Posted 15 days agoFixed-price
Experience level
I’m building an internal management platform for a Pennsylvania Medicaid home care agency. The platform sits on top of our existing ven…
Senior Next.js Developer (AI-Assisted) — Build a Finished Design…
Hourly ‐ Posted 1 month agoHours needed
Duration
Experience level
We're a physician-led digital psychiatry platform. Our website design is already 100% done: a fully locked design system plus ~53 finis…
Senior Full Stack Developer (Next.js / TypeScript)
Hourly ‐ Posted 20 days agoHours needed
Duration
Experience level
We're looking for a long-term Full Stack Developer to become our primary developer, not just someone for a one-time project. Our websi…
Experienced Famous.ai Web Developer Needed
Hourly ‐ Posted 12 days agoHours needed
Duration
Experience level
We are seeking an experienced web developer who knows how to build, customize, and launch professional websites using Famous.ai. This…
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