Find the Best API Integration Jobs in Wilmington, DE
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Check out a sample of the 25 API Integration jobs posted on Upwork
GoHighLevel Specialist – Part-Time / Ongoing
Hourly ‐ Renewed 12 days agoHours needed
Duration
Experience level
We're a lead generation and SaaS company that's been running on GoHighLevel for many years. We work with multiple clients across differ…
AI Agent Developer for Business
Hourly ‐ Posted 1 month agoHours needed
Duration
Experience level
AI Agent Developer / Architect for Executive Communications & Marketing Intelligence Systems We are building a next-generation executi…
Add Latin America Payment Support to Existing Marketplace
Fixed-price ‐ Posted 2 days agoFixed-price
Experience level
We have a working Stripe payment integration and need an experienced developer to extend it to support Latin America. We do not want to…
Senior Full-Stack Developer for B2B SaaS
Fixed-price ‐ Posted 19 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 17 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…
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 18 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…
Supabase/BackEnd Developer/mobile app/React
Hourly ‐ Posted 1 month agoHours needed
Duration
Experience level
The Role: We are looking for a Senior Backend Engineer to implement the core algorithmic systems that power UMERGE’s platform. You wi…
Senior Backend Engineer for SaaS Integration
Hourly ‐ Posted 18 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…
AI Solutions Architect for Home Care Platform
Fixed-price ‐ Posted 20 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…
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