Find the Best JavaScript Jobs in Fairfield, CA
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Check out a sample of the 37 JavaScript jobs posted on Upwork
Blackfisherman App Build -Software Engineer (Full-Stack / E-comme…
Hourly ‐ Posted 1 month agoHours needed
Duration
Experience level
Company Overview Blackfisherman.com is a new-wave grocery, fruit, seafood and apparel e-commerce platform designed to bridge the gap be…
HTML, CSS. JAVASCRIPT Front End ( EXPERT INSTRUCTOR NEEDED TO REC…
Hourly ‐ Posted 11 days agoHours needed
Duration
Experience level
We are looking for an expert in front and development using HTML JavaScript and CSS. We are developing a training course for this and w…
Senior Next.js/MERN Developer to Help Scale a Growing SaaS
Fixed-price ‐ Posted 25 days agoFixed-price
Experience level
We are looking for a senior full-stack developer with strong experience in Next.js and MERN stack development to help scale and improve…
Shopify performance / Core Web Vitals expert
Hourly ‐ Posted 5 days agoHours needed
Duration
Experience level
Looking for a Shopify performance and Core Web Vitals expert to optimize our site, particularly mobile product pages. We need someone…
Outbound GTM Engineer / Growth Automation Engineer
Hourly ‐ Posted 1 month agoHours needed
Duration
Experience level
We are seeking a highly technical, contract Go-To-Market Engineer to design, automate, and scale our outbound pipeline generation engin…
REACT and NODE.JS FULL STACK expert to record training videos
Hourly ‐ Posted 4 days agoHours needed
Duration
Experience level
We are looking for a react and nodeJS expert, who has been teaching these classes in various forms. Task here involves reviewing and fi…
Part-time Salesforce Technical Expert
Hourly ‐ Posted 19 days agoHours needed
Duration
Experience level
We are a B2B SaaS company in the Salesforce ecosystem looking for a deeply technical Salesforce expert to work with us on a consultativ…
Junior Web Developer
Hourly ‐ Posted 4 days agoHours needed
Duration
Experience level
# Junior Web Developer — React / PHP **Pay:** $15–$25/hour, depending on experience **Position:** Part-time / Flexible **Work Arrangem…
Agency Tracking Consultant (tag manager)
Hourly ‐ Posted 28 days agoHours needed
Duration
Experience level
we're a small agency that needs an expert level tracking ressource to set up tracking for our clients and troubleshoot existing setups.…
Frontend Engineer — Geospatial Visualization
Hourly ‐ Posted 28 days agoHours needed
Duration
Experience level
Build polished, performance-conscious React/TypeScript UI for map-driven workflows: 3D entity rendering, real-time status, modal-driven…
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