API Developer for Backend Integration

· Build a centralized Coda workspace that serves as the operational backbone and command center for Wealth Structurist Inc. · Analyze current tools and workflows · ...

We are looking for a backend engineer to help build an MVP of a B2B support automation product. This is a practical engineering project focused on reliability, clear logic and clean integrations. The goal is to build a stable, explainable backend that solves a real business probl ...

We are seeking a skilled Backend Developer with experience in integration to join our team. The ideal candidate will have expertise in Java, Spring, Tomcat, Microservices, and be familiar with public cloud platforms such as GCP. · Integrate legacy systems using backend engineerin ...

We have an OpenAI Realtime Audio agent answering calls successfully but tool-calling events are not reaching our PHP MCP server. · We need an experienced backend integrator who can quickly debug and complete the server-side logic so our AI can book inspections through ISN in real ...

Integrate DC Bank's Provider Payment Protocol into ios application. · We have created backend for our website we can use that and database table we can create related to this. · ...

A small-footprint Python service that reaches out to an API and pulls down user data for exposure through FastAPI endpoints is needed. · ...

We're building Mara AI a mission-based agentic AI platform (not a chatbot). Mara runs long-running missions that search verify evidence generate structured decision outputs and execute actions. · You will own the Retrieval + Evidence + Integrations + Monitoring layer — the part t ...

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

I need someone to help check the backend and set up the messaging system correctly. Its connected to website. · RESTful API · API · Javascript · Pphp · ...

++I need a backend developer to enhance my front-end project by integrating APIs for Shopify, GA4, and OpenAI.+ · +Mandatory skills:+/ul>+ API Development,+ RESTful Architecture+ · + ...

We are looking for a skilled backend developer proficient in Python or JavaScript to assist with API integrations and debugging in Replit. The ideal candidate should have experience connecting large language models (LLMs) to existing codebases. · ...

+Job summary · Seeking skilled backend developer for long-term project involving API integrations. Focuses on building agentic platform, implementing backend services. · +ResponsibilitiesBuilding and expanding agentic platform. · ...

We're a YC-backed startup building production systems in the automotive space, · owns integrations end-to-end—from design to production—within a single unified API endpoint. · moving fast, working on real customer-facing infrastructure, · ,, · , · Automotive experience (DMS plat ...

We have built a B2B SaaS platform that enables our merchants to offer flexible installment payment plans to their customers. · We need an experienced developer to complete missing integrations, build a comprehensive testing suite, ensure security compliance, · and deploy the enti ...

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, API Development Python Web Development. · ...

This is not a maintenance gig. You'll be working on a greenfield, · highly complex platform built for the K-12 online learning ecosystem. · ...

I need a virtual assistant to help with backend integrations using Kajabi, ...

We are seeking an expert backend developer to design and implement a high-performance PocketBase instance for our company platform. · Setting up a scalable database structure · Optimizing PocketBase · ...

A Series B, B2B SaaS platform used by grocery stores for AI calculated loyalty programs and analytics is looking for a Senior Backend Integrations Engineer to join them in NYC. · Computer Science degree or relatable · 5+ years of Backend Engineering Experience · Passion for Softw ...

Developing scalable data-syncing integrations and frameworks with large enterprise-grade CRM applications such as Salesforce Hubspot and SAP. · ...