Find the Best API Integration Jobs in Middletown, DE
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Check out a sample of the 27 API Integration jobs posted on Upwork
Junior Form Builder / No-Code Systems Assistant (CRM + Automation…
Fixed-price ‐ Posted 1 month agoFixed-price
Experience level
We’re looking for someone to help us build and maintain forms and simple workflow systems used in real businesses. This is ongoing wor…
Full-Stack Developer – Reputation Management Platform (Design-to-…
Hourly ‐ Posted 4 days agoHours needed
Duration
Experience level
Job Description We're building a reputation management service platform and need an experienced full-stack developer to bring our desig…
Senior Full-Stack Developer for B2B SaaS
Fixed-price ‐ Posted 5 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…
Excel Systems Developer (VBA & Automation Specialist)
Hourly ‐ Posted 3 days agoHours needed
Duration
Experience level
We are seeking an experienced Excel Systems Developer to design, build, and fully implement a comprehensive Excel-based operational sys…
Full-Stack Developer Needed for RehabPro Analytics Integration in…
Fixed-price ‐ Posted 1 month agoFixed-price
Experience level
We are seeking a skilled Full-Stack Developer to integrate the 'RehabPro Analytics' React tool into our GoHighLevel platform. The ideal…
AI Agent Developer for Business
Hourly ‐ Posted 23 days agoHours needed
Duration
Experience level
AI Agent Developer / Architect for Executive Communications & Marketing Intelligence Systems We are building a next-generation executi…
Afffiliate Links, URL, attribution, cookies, UTM expert
Hourly ‐ Posted 1 month agoHours needed
Duration
Experience level
I’m looking for a technically strong expert who understands referral/affiliate/partner tracking systems and can help understand the log…
AI Solutions Architect for Home Care Platform
Fixed-price ‐ Posted 6 days agoFixed-price
Experience level
We are seeking an AI Solutions Architect to design an AI Recruiting & Operations Platform for the home care industry. The ideal candida…
Senior Backend Engineer for SaaS Integration
Hourly ‐ Posted 4 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…
React Native (Expo) Developer, Supabase, API Integration & Mobile…
Fixed-price ‐ Posted 1 day agoFixed-price
Experience level
We are looking for a React Native (Expo) developer to complete a small paid test task for an ongoing mobile app project. Our applicati…
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