API Development projects — HireLancer archive

ID / Date Listing

Python cTrader Forex Algo Bot

I’m ready to commission a fully-automated Forex trading bot for cTrader, coded only in Python and leveraging the cTrader Open API plus its built-in back-testing...

HL-40523352

STM32 6LoWPAN Stack Integration

I need a complete 6LoWPAN implementation running on an STM32 based node that will be used in automated control systems. The radio transceiver module already emb...

HL-40523395

Shopify API, Airtable & Marketplace Integration Specialist - Weekly Comp Part Time & Milestone Bonuses

ImaginariumTech is seeking an experienced Shopify and Airtable integration specialist to audit correct, upgrade, and optimize an existing Airtable-to-Shopify au...

HL-40523214

WooCommerce Web & Mobile Suite

I need an end-to-end build that starts with my existing WooCommerce store and expands it into a fully integrated ecosystem. First, the WooCommerce storefront ne...

HL-40523136

Cross-Platform High-Performance CSV Analyzer

I need a lightweight analytics tool that lets a Python user analyze large CSV files quickly using a C++ backend. The final deliverable should include a C++ comm...

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Django Web Application Development

The project centers on building a fully-functional web application with Django at its core. I will provide the business logic and high-level feature notes; you...

HL-40522357

Backend Engineer (Solidity)

We're building a decentralized marketplace focused on real-world asset (RWA) tokenization in the Web3 space. We're looking for a Backend Engineer with Solidity...

HL-40522394

Mobile to Tally API intergration

I need a clean, reliable bridge between my mobile and Tally so that product, party and invoice data stay perfectly in sync. The integration has to work both way...

HL-40522260

Node.js Backend + Smart Contract Integration

We are looking for a senior developer who has some node BE and smart contract integration

HL-40522108

Bitrix Module Integration Fix

I have a custom-built module running inside Bitrix that should talk seamlessly to the CRM, yet the current integration keeps throwing errors and occasionally lo...

HL-40522204

Multi-Modal Ticket Booking App

I’m building a mobile hub that lets travelers book seats on buses, trains, and flights in one place. The app’s core job is fast, friction-free ticket purchasing...

HL-40522020

Backend Developer for Social Media Backend

Title: AWS Serverless Backend Developer for a niche focused Social Media App We are building an app , a one niche focused social media platform, and are looking...

HL-40521966

Android (JAVA) work needed/junior-level work

From Pakistan or India New Freelancer at Low Budget Needed. I have an existing Android app written entirely in Java and I’m looking for a junior-level developer...

HL-40521733

Customer Management Database Software

I need a straightforward software solution that lets me store, search, and manage all customer records in one secure place. The core of the project is a well-st...

HL-40521558

Advanced Full-Stack Developer for 3D City Platform

Senior Full-Stack Developer Needed – Interactive 3D City Map Platform Budget: Up to $3,000 USD (Fixed Price) We are looking for an experienced full-stack develo...

HL-40521568

Full-Stack Developer — AI-Native CRM (TypeScript / NestJS / React)

We're building on a modern TypeScript-based SaaS CRM designed for SMB clients. The codebase is a well-structured monorepo using pnpm, NestJS API, React with Tai...

HL-40521495

Cross-Platform TMS Development

I’m ready to move from concept to production on a transportation management system that runs smoothly on the web, iOS, and Android. The core of the build is a r...

HL-40521502

Python GCP Compute Monitoring

I need a fast-turnaround Python script that connects to Google Cloud Platform’s Compute Engine and continuously gathers key performance metrics—CPU, memory, dis...

HL-40521345

Développement Application Loterie "JiJi Lotto"

Titre : Développement d’une application mobile de loterie (Android ) Je recherche un développeur expérimenté pour créer une application mobile de loterie nommée...

HL-40521235

FastAPI Task Management Backend Development

Hello, I’d be happy to build this Task Management Backend for you using FastAPI, PostgreSQL, SQLAlchemy, and Alembic. The project will include: • Complete CRUD...

HL-40521274

AI-Powered B2B2C Auto Parts Marketplace Platform with Advanced Data Analytics & ERP Integration (Golang / React)

Project Title: AI-Powered B2B2C Auto Parts Marketplace Platform with Advanced Data Analytics & ERP Integration (Golang / React) Project Description: We are seek...

HL-40521021

Matrimony Matchmaking Website & App -- 2

I need a complete matrimony platform built from scratch, delivered as both a responsive website and companion mobile app (iOS and Android). The core purpose is...

HL-40521096

MLS Platform API Integration Upgrade

I am seeking an experienced developer to build and enhance a Multiple Listing Service (MLS) platform for real estate listings. The platform will manage a large...

HL-40521108

Automate Patient Booking Workflows

Our practice management platform already exposes a well-documented REST API; what it lacks is an end-to-end workflow that reacts the moment a patient schedules...

HL-40520932

Completion of AWS for KPI Dashboard

DrChrono Analytics Pipeline and KPI Dashboard — Continuation of Existing AWS Project I own a mental health practice in New York with 9 providers and 1,200+ week...

HL-40520934

Gym Software Fingerprint Integration

I want to replace swipe cards at my facility with a fingerprint-based check-in/check-out flow fully tied into our existing gym management software. The idea is...

HL-40520953

Fix API & Migrate Website

I built my site using AI-generated code, but a few critical pieces still need a human touch. Right now several API endpoints refuse to respond, and the data tha...

HL-40520790

LinkedIn LeadGen Bot for Claude Cowork

Build a daily LinkedIn lead-gen agent in Claude Cowork Please do not just paste a generic answer to my project. Overview I want an autonomous agent running in C...

HL-40520794

Safe Ride Driver Booking WebApp

I’m building “Safe Ride,” a desktop-first web application that lets anyone who has been drinking book a verified driver to take them home in their own car. The...

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Commercial Intelligence & Pricing Platform Creation

Project Title Commercial Intelligence & Pricing Platform (CIPP) Project Overview We are looking for an experienced software development team or solution archite...

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Comprehensive Car Rental Management System

I need a complete car rental management platform and public booking website for my company, Rent a Car Premtimi in Kosovo. The system must have two parts: 1. Ad...

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Fix QuickBooks OAuth Redirect

I’m hitting the “redirect_uri query parameter value is invalid” wall while authenticating against the QuickBooks Online production API. The app is written in pl...

HL-40520332

Complete SaaS Website & API Clone

I need an exact working clone of my existing SaaS website I own, from ux to api (need reverse api engineer)

HL-40520165

Laravel-based Local Service Marketplace MVP

Custom Multi-Vendor Marketplace (Laravel / Full-Stack) — NO AGENCIES Job Description I am looking for a talented, independent full-stack developer to build a le...

HL-40520154

Update .NET App for Azure, based in pune

I need my existing cloud-hosted application brought up to date. The codebase is currently on .NET 6 and must be cleanly converted to .NET 10 while keeping every...

HL-40520257

React Real Estate Site Upgrade

I already have a Dubai-focused real-estate website running on a React front-end with a Node.js back-end; it works, but it needs to do more. The next iteration i...

HL-40520089

IT Client Acquisition Partner Needed

About Tee3Apps Tee3Apps is a software development and technology consulting company helping startups, SMEs, and enterprises build scalable digital solutions. We...

HL-40519945

TradingView Development

We are seeking an experienced Trading Developer to create a custom trading strategy on TradingView. The ideal candidate will have a strong background in develop...

HL-40519822

NEET Score Calculator & Rank Predictor

We are looking for an experienced full-stack developer/team to build a mobile-first NEET Expected Score Calculator & Rank Predictor tool for our education couns...

HL-40519535

Custom Multi-Panel E-Commerce Platform

I am ready to commission a ground-up, custom-built e-commerce ecosystem that includes every interface my business needs to operate smoothly: • Customer website...