RESTful API projects — HireLancer archive

ID / Date Listing

Second developer for Node.js & PostgreSQL Developer for Business Application

I’m adding a second set of hands to accelerate the backend API work on our business application. The project is built with Node.js (latest LTS), Express and Pos...

HL-40054489

Machine Learning Sports Betting Predictor

I need a complete sports-betting prediction system powered by machine-learning techniques. The model must ingest and crunch every layer of performance data—indi...

HL-40054046

DHL Shipping API Integration Needed

I need to connect my in-house custom application to DHL’s Shipping API so that we can automatically create shipments and retrieve real-time tracking updates wit...

HL-40052199

Backend Developer Node.js API Development

Backend Developer I need a backend/full-stack developer to finish and deploy the backend and CRM dashboard for my real estate SaaS platform. The frontend is alr...

HL-40050329

Apple Pay MONEI WooCommerce Integration

Tengo un sitio WordPress que corre WooCommerce y ya procesa Apple Pay a través de MONEI en la página de checkout. Ahora necesito extender esa experiencia para q...

HL-40050223

Full-Time Senior React Developer

Full Time React Developers - Good experience in APIs configuration. - Monday to Saturday, - 8 hours per day, - Must pass a senior level interview, - The develop...

HL-40048323

Laravel Travel Platform Enhancement

I’m expanding our Laravel-based travel website and need an experienced developer who can take full ownership of three intertwined modules—Group Management, Trav...

HL-40047985

Node.js & AI Backend Collaboration

I need a confident Node.js developer who can jump straight into the server code with me. We will lean heavily on Cursor/claude/antigravity as our day-to-day AI...

HL-40046690

SAP ABAP Inventory REST APIs

I need a seasoned ABAP-for-ECC coder to expose my MM inventory data through lightweight REST endpoints. The goal is to let external systems pull precise, up-to-...

HL-40046073

Recharge & Billing API Portal

I need a web-based portal that exposes clean, well-documented APIs for three core services: mobile recharge, utility bill payments and DTH recharge. The front-e...

HL-40045003

Full stack Dev

HCA is an app with multiple editions on a roadmap that extends to Phase 4. The Public Free Edition (Phase 1) is already built and ready for deployment. Register...

HL-40044427

Instagram Scraper & API Development

I need a production-ready solution that programmatically collects the complete public data set for creator or business Instagram accounts and exposes it through...

HL-40044044

Fitness Web & Mobile Platform

I’m building an integrated fitness ecosystem that works seamlessly on iOS, Android, and any modern browser. The mobile experience will be written in Flutter, th...

HL-40043931

Develop OWN Indian Horse Racing Odds API

I want to expose my own Indian horse-racing prices—win, place, second-win and third-win—through a clean, need own API secure REST API. The system has to let me...

HL-40043997

Full-Stack Matrimonial Web App

Build a full-stack, mobile-friendly matrimonial platform called RISHTALOOM where users can register, create detailed profiles, upload images, and discover poten...

HL-40041137

.NET Core YouTube Analytics Backend -- 2

Project Overview Development of a backend-only .NET Core system for an autonomous YouTube analytics backend. The system will include organization-based user aut...

HL-40039952

Live Football Commentary rebuild from scratch & db. Sportspress and API integration

Familiarize yourself with the attached PDF BEFORE bidding please. This will give you a good understanding whats required. I need a full rebuild of my WordPress-...

HL-40039271

Full-Stack Web & Mobile Build

I’m building a new product that needs to live seamlessly on the web and on both iOS and Android. The stack is already chosen—Laravel (PHP) for the back end, Rea...

HL-40038090

Desarrollador Full Stack: Spring Boot y React

Buscamos un desarrollador Full Stack con experiencia comprobada en Spring Boot (Java) y React (JavaScript) para construir una aplicación web funcional para la g...

HL-40038015

Ruby on Rails Backend Specialist Needed

I have a React-based product in active development and now need a dedicated Ruby on Rails engineer to own the server-side layer. The focus is squarely on backen...

HL-40037008

Software Engineer for Ongoing Web Development

I’m looking for a software engineer who is comfortable with modern web development and can communicate clearly and flexibly. This is for a personal project with...

HL-40036182

Design & Deploy AI-Powered Automations -- 2

AI Workflow & Automation Engineer We’re seeking an AI Workflow & Automation Engineer (remote) to design and deploy intelligent automations that enhance our User...

HL-40036187

Kiosk Cash Acceptor Integration

I need help wiring a cash-in module into an existing self-service kiosk. The hardware is already installed; what’s missing is the software layer that talks to t...

HL-40035984

React-Node Service Marketplace Build

I’m ready to launch a service-marketplace website modelled on the flow and polish of rolzo.com, but built with a modern stack: React for the front end, Node.js...

HL-40035738

Laravel Fintech Banking API Integration

I’m enhancing a Laravel-based Fintech platform and need a developer who can wire it up to a live banking API for secure, real-time account balance inquiries. Al...

HL-40035580

QuickBooks Invoice Automation Integration

I run a small B2B cosmetics manufacturing company and we’re ready to stop copying order details from our custom-built React portal into QuickBooks Online by han...

HL-40034435

Figma to FlutterFlow with APIs

I have a complete 50-screen Figma design that needs to be rebuilt inside FlutterFlow, generating clean Flutter code ready for release. Every screen must mirror...

HL-40033773

React Native Enhancements & Fixes

I’m looking for help finalising a React Native app that is already in production but still missing a few key pieces. The codebase is clean, runs on the latest E...

HL-40031797

Angular Material ERP Inventory Module

I’m building a business-grade ERP and need a clean, responsive inventory management module put together with HTML, CSS and Angular Material. The project already...

HL-40030879

Real-Time Taxi Booking Platform

I want a web-based taxi booking system that lets passengers sign in quickly with their phone number, request a ride, and watch their driver approach on an embed...

HL-40030697

Flutter App Feature Expansion

I need to add a set of brand-new features to my existing Flutter mobile app and wire them up to the backend currently powering the project. The core task is str...

HL-40029476

Laravel API Developer Needed

I need a clean, well-documented Laravel API that handles all data management for my upcoming application. The API must expose full CRUD endpoints, push real-tim...

HL-40028518

Node.js Feature Expansion

My production-ready Node.js application is live, but a handful of planned modules are still sitting on the roadmap. I’m looking for a developer who can dive int...

HL-40028230

Real-Time PrestaShop B2B Sync

I need a PrestaShop module that keeps my store perfectly in step with the B2B Sports Wholesale platform (https://b2bsportswholesale.net/). Using the official AP...

HL-40027280

JOB POST – PHP Developer (Dolibarr Modules, Hourly Contract)

PHP Developer for Dolibarr Module Development (Long-Term, Hourly) Job Description: We are looking for a skilled and reliable PHP Developer with proven experienc...

HL-40026701

React E-Commerce Listings Webapp

I’m building a lightweight e-commerce platform on the MERN stack and need the first release to focus on clean, searchable product listings aimed at a single Cus...

HL-40023490

Custom MyFatoorah Style Payment Gateway

I’m building a proprietary payment solution inspired by MyFatoorah and now need a developer who can take it from concept to production. The gateway must plug sm...

HL-40022134

TecDoc API Expert for Laravel/VUE Integration consultant

We are looking for an expert with proven experience working with the TecDoc / TecAlliance API. We do Laravel/VUE Please apply only if you have hands-on experien...

HL-40021367

Botpress JavaScript API Integration

I have already built a custom Gemini Gem that exposes an API. Now I need a concise JavaScript “action” (or hook, if you think that’s cleaner) in Botpress that d...

HL-40020779

Android SMS & Call Forwarding App

I’m building a native utility that can quietly sit in the background of corporate devices, capture incoming SMS/calls, and forward them through my own API or ca...