Find the Best API Jobs in Union City, NJ
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Check out a sample of the 49 API jobs posted on Upwork
Need n8n Expert for Quick Workflow Fix
Fixed-price ‐ Posted 5 days agoFixed-price
Experience level
I have an existing n8n workflow that needs a quick fix. This is a small, well-defined task — should take an experienced n8n user well u…
Twilio Voice & Messaging API Expert
Hourly ‐ Posted 25 days agoHours needed
Duration
Experience level
Twilio Voice & Messaging Expert Needed (Salesforce Integration & Compliance) We are looking for a highly experienced Twilio Voice & Me…
AI Expert architect - get thingss done
Fixed-price ‐ Posted 7 days agoFixed-price
Experience level
We are hiring a full-time AI builder to work with our existing AI team on special projects for service businesses. You will build agen…
Backend Developer Needed – .NET / AI-Powered System
Hourly ‐ Posted 1 month agoHours needed
Duration
Experience level
We are looking to add an experienced Backend Developer to our team to help develop and improve an AI-powered platform. The developer w…
Experienced Full Stack Web Application Developer using AI Develop…
Hourly ‐ Posted 3 days agoHours needed
Duration
Experience level
An USA based software company is looking for a skilled Full Stack Developer for a long-term full-time opportunity. Required Skills Fro…
Programmatic SEO AI Build Make Automation — Trade Wolf AI
Fixed-price ‐ Posted 24 days agoFixed-price
Experience level
Overview Looking for someone with Programmatic SEO AI build experience using the Make platform. Pivoted from Machined to a custom Mak…
Senior Shopify Plus Solution Architect / Lead Developer
Hourly ‐ Posted 14 days agoHours needed
Duration
Experience level
About the Role We are a digital commerce and technology agency looking for a Senior Shopify Plus Solution Architect / Lead Developer t…
GoHighLevel Expert & Developer for SMS Marketing Platform
Hourly ‐ Posted 19 days agoHours needed
Duration
Experience level
We run an SMS marketing platform built on GoHighLevel and need someone who's both a GHL expert and a technical problem solver to handle…
Senior Java Spring Boot Developer Needed for Microservices, Keycl…
Hourly ‐ Posted 13 days agoHours needed
Duration
Experience level
We are looking for an experienced Java/Spring Boot backend developer to help with ongoing backend development, API work, microservices,…
AI Agent Development with LangChain, RAG & Python Backend
Fixed-price ‐ Posted 19 days agoFixed-price
Experience level
Build a production AI agent using LangChain and Python, covering agent architecture, RAG-based retrieval, and tool-calling logic. Deliv…
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