API Development projects — HireLancer archive

ID / Date Listing

API Virtualization for Load Simulation

I’m setting up a dedicated test environment and need an API virtualization layer that can stand in for our real services while we hammer the system with heavy t...

HL-39980939

Complete iOS Drop-Tracker App

I am looking for an experienced iOS developer to build a complete mobile application for tracking product drops, restocks, and price changes. The app design is...

HL-39980957

Football Trivia Mobile App Development

Build an app Full Detailed App Specification (English) — Football Trivia & Challenges App 1. App Name (Placeholder) Football Arena – Trivia, Challenges & Leader...

HL-39980981

Async Kalshi Order Placement Engine

Project Description We run a high-frequency market-making bot on Kalshi (crypto hourly binary options). The bot receives a real-time target order book (c.TARGET...

HL-39980841

OCR for Plates & Containers

I need a custom OCR engine that can read vehicle license plates and container codes directly from photos or video frames. The system must accurately extract the...

HL-39980889

Plataforma Crypto PHP Compleja

Quiero construir desde cero un sitio web en PHP enfocado en un sistema de criptomonedas como Faucetpay que, además, funcione como una red social. Un elemento cl...

HL-39980747

Add Features to Pwndoc

My internal red-team reports rely on the open-source platform Pwndoc, and it is time to extend it so clients can safely review deliverables without exposing edi...

HL-39980791

Ultra-Speed Polymarket Copy-Trading Bot Development

Project: Build Ultra–Low Latency Polymarket Copy-Trading Bot (1–3 sec latency) Objective I need an experienced developer to build a fast, reliable, and low-late...

HL-39980814

Zillow-Style RWA Trading MVP

I need an internal-use MVP that feels as intuitive as Zillow but geared toward real-world-asset trading. An investor should be able to browse properties, connec...

HL-39980708

Server Guy / AI Engineer (Must Be a Real Killer)

I’m standing up a large-scale platform that blends Twilio, the WhatsApp Business API, and OpenAI/Claude into a single, fast, secure messaging layer. Dockerized...

HL-39980471

Full-Stack SCM Platform Development

I’m assembling a small, India-based team to architect and build a green-field platform that unifies Inventory Management, Supply Chain Management, and Logistics...

HL-39980368

Client Traffic Analytics Portal

I’m preparing to launch a secure, web-based portal where my clients can log in and see exactly how much traffic our AI-powered search campaigns are sending thei...

HL-39980418

React->Next.js->backand Node.js

Hey, https://readdy.link/preview/7f5a6e02-190d-4b1c-a2fb-2cd16645bb60/4054753 I already have almost all the frontend done for my website. It’s built in React +...

HL-39980276

B2B Salwar Suit Trading Mobile App

Project: Custom B2B Mobile Application (iOS & Android) for Salwar Suit Trading Business About Me I am a Salwar Suit B2B trader, dealing only with retailers and...

HL-39980303

Restore A Live Football Data and Reporting Site. 2

need an experienced developer to rebuild my custom-built WordPress website to its original format, style and functionality. The database was completely lost. Pu...

HL-39979864

Universal AI Meeting Notetaker Bot

I need a fully automated AI assistant that can slip into any meeting I schedule on MS Teams, Zoom, or Google Meet, capture everything that is said, then hand me...

HL-39979903

Go Backend Enhancement & Maintenance

I need an experienced backend engineer who lives and breathes Go to keep our platform moving forward. Day-to-day you will be shipping new features, hunting down...

HL-39979911

Entwicklung PME-Plattform

Ich plane eine barrierefreie, intuitiv bedienbare Web-Anwendung namens „Plattform Mobile Einrichtung (PME)“, die Desktop, Tablet und Smartphone gleichermaßen un...

HL-39979758

Live Betting Web Platform Development

I need an experienced developer to create bot-scripts for live betting platforms. This will be a long-term collaboration, and the payment will match the level o...

HL-39979574

Real-Time Cricket Championship Gaming App

I plan to release a complete cricket experience on both iOS and Android that lets fans follow—and participate in—an entire season, right through to a franchise-...

HL-39979607

Plataforma Intermediaria de Servicios Profesionales

Busco desarrollar una plataforma – web y, idealmente, responsive – que conecte a usuarios con profesionales de confianza. La idea central es sencilla: el usuari...

HL-39979451

Document Generator Built in Lovable

I have created a document builder, to make professional-looking reports with minimal manual effort. The core outcome is a browser-based tool using lovable to bu...

HL-39979441

Online Advanced Spring Boot Instructor

Our institute is launching a live, online masterclass aimed at developers who already work confidently with Java and Spring Boot. The cohort is advanced, so the...

HL-39979452

Laravel 11 Developer Required for Complete Service Booking System (Web + WebSockets)

Project Requirements Core Technology Requirements Laravel 11 (mandatory) WebSockets MySQL clean responsive frontend Spatie Permissions for roles database migrat...

HL-39979473

Python DoIP ECU Web App

I need a lightweight, browser-based tool built in Python that can talk to an automotive ECU over DoIP (ISO 13400). The core requirement is a working D-PDU API w...

HL-39979497

FastAPI Micro-App Development

I have a handful of small web ideas that I want turned into clean, well-structured micro-applications written in Python with FastAPI. Each project is intentiona...

HL-39979214

Instant URL Indexing Tool

I need a compact, reliable utility that can push any URL to Google, Bing, and OpenAI within minutes so I can accelerate parasite-SEO campaigns. The workflow is...

HL-39978740

C# Software License System in PHP

I’m setting up a simple yet secure licensing workflow that spans my existing PHP server and a Windows-only C# desktop application. Here’s how I picture the flow...

HL-39978780

Multi-Login WhatsApp Cloud Software Development

Need to develop a cloud software which runs over a domain and allows multiple whatsapp account logins and shows a shared inbox for all the logged in accounts. S...

HL-39978586

Simple Crypto Exchange Prototype

I need a lightweight crypto exchange that lets users register, fund an account, and swap coins instantly at live market rates pulled from a public pricing API....

HL-39978604

24/7 PHP LMS Maintenance Partner

We are launching a new educational platform (LMS) built in PHP & Laravel that delivers online courses with video streaming, integrated payments, and automated c...

HL-39978637

Advanced Healthcare Provider Ranking System -- 2

Summary We are seeking to develop a comprehensive data collection and analysis system to identify, evaluate, and rank healthcare providers based on multiple dat...

HL-39978393

Electronic Medical Records Website Development

Building a secure, web-based electronic medical records platform is my current priority. The site will be used day-to-day by doctors and other clinical staff, s...

HL-39978417

ERP Enhancement for Nod.js & MongoDB

I'm seeking a skilled developer to enhance my job car ERP system built on Node.js and MongoDB. Key areas for improvement: - Data Management: - Enhance data impo...

HL-39978180

WordPress Shuttle Platform Overhaul

I run a network of airport-shuttle websites that all share a central WordPress code-base. I now need a senior full-stack developer to take the platform to the n...

HL-39978181

Postman API Functional Testing

I have an in-house REST API with seven endpoints that needs a focused round of functional QA inside Postman. I can share a handful of existing test cases, but I...

HL-39978188

ChatGPT Enterprise Logs Monitoring Setup

I'm seeking an experienced professional to help me create a logs monitoring system for ChatGPT Enterprise, focusing specifically on usage logs. Key Requirements...

HL-39977257

Ruby on Rails Backend Bug Fixing

We are looking for an experienced Ruby on Rails developer to help with backend fixes in our existing application. We have a list of issues that need to be resol...

HL-39977861

Car Detailing AI Visualizer

AI Vehicle Visualizer (Tint + Ceramic Preview) — No Custom AI Training Description: I need a simple AI vehicle visualizer for my auto detailing app (built in Fl...

HL-39977800

Automated Company Data Dashboard

I’m looking for a developer to build a custom web tool that automatically collects daily publications related to newly established companies and company changes...