API Developer for Backend Integration

This job involves building a centralized Coda workspace for Wealth Structurist Inc., integrating all digital assets and service streams into a single system with military-precision execution capabilities. · Analyze current tools and workflows · Design Coda workspace structure (hi ...

The product automates first-level customer support via a web-based interface. It operates using clearly defined rules and workflows and integrates with external systems via APIs. · - design and implement backend services · - integrate external REST APIs · - build rule-based decis ...

We have an OpenAI Realtime Audio agent answering calls successfully and behaving correctly. However, tool-calling events are not reaching our PHP MCP server.This is a high-priority, fast-turnaround project. · ...

We need to integrate DC Bank’s Provider Payment Protocol into our ios application. · Implementation of the provider payment protocol on a server. · Database handling with check, pay and status operations. · ...

We need to integrate DC Bank's Provider Payment Protocol into our ios application. · ...

A small-footprint Python service that reaches out to the *** API, pulls down user data, saves it and then exposes that information through my own FastAPI endpoints. · ...

I need someone to help check the backend and set up the messaging system correctly. · RESTful API · API · JavaScript · ...

We're building Mara AI, a mission-based agentic AI platform. The Backend + Integrations Lead will own the Retrieval + Evidence + Integrations + Monitoring layer — making Mara "connected to real business systems" and "always-on". · Build a production-grade pipeline for web search ...

We are looking for a skilled backend developer proficient in Python or JavaScript to assist with API integrations and debugging in Replit. · ...

Seeking a skilled backend developer for a long-term project · involving API integrations and agile development. ...

We are looking for a senior backend engineer with deep experience in integrations. · owns integrations end-to-end—from design to production—within a single unified API endpoint. · Moves fast and works on real customer-facing infrastructure. · ...

I need a virtual assistant to help with backend integrations using Kajabi, Convert Kit, Thrivecart and Zapier. The role involves managing and optimizing these platforms to ensure seamless functionality and efficiency. · ...

I need a backend developer to enhance my front-end project by integrating APIs for Shopify and OpenAI. · Connect APIs for seamless functionality. · ...

+We have built a B2B SaaS platform that enables our merchants to offer flexible installment payment plans to their customers, bypassing traditional financial intermediaries. · The platform processes payments through Stripe Connect and is designed as a multi-tenant solution. · Tec ...

We are seeking an expert backend developer to design and implement a high-performance PocketBase instance for our company platform. · Set up a scalable database structure. · Optimize PocketBase. · Integrate third-party APIs using Golang. · ...

We are looking for an experienced backend developer to help us implement a clean secure integration between a payment processor an inventory and order management system and a third-party B2B ordering portal. · Mandatory skills: API API Integration RESTful API PHP JavaScript API ...

Join nesto — proudly named Canadian Rocketship 2025*. A Deloitte Fast 50 company evolving alongside Canada's top tech innovators and disrupting a 2.1 Trillion-dollar mortgage industry at light speed by building the mortgage ecosystem of the future. · Hypergrowth: Deloitte Fast 50 ...

BUILD lending technology with the best developers AI engineers and mortgage experts in the country Work on a modern tech stack and a development framework designed to unlock your full potential and accelerate your career. · ...

We are hiring a Senior Developer to build the Piping. Your job is to connect our existing Lovable interface into a functional System of Record. · Database architecture. · Multi-user permissions. · Immutable audit trails required for financial services. · ...

· We are seeking an expert backend developer to enhance our admin panel with API keys management and request handling functionalities · The project involves creating an interface for uploading API keysparsing JSON filesand implementing a request handler with custom logic. ...