API Development projects — HireLancer archive

ID / Date Listing

Real-Time Data & Video Integration Platform (Evolution Gaming

I’m looking for an experienced developer or team with proven expertise in real-time data systems and video-streaming integration for a project connected to Evol...

HL-40053813

Business Management Software Development

I want to consolidate every day-to-day management activity into one bespoke application that will streamline operations, surface clear insights, and free my sta...

HL-40053691

Admin & User Form Builder Panel

I need a web-based form builder with two clear sides: an Administrator dashboard where the forms are created and managed, and a public interface where end-users...

HL-40053739

Fix Java Desktop API Defects

I’m maintaining a Java-based desktop application that has started misbehaving whenever it talks to our external services. The UI remains solid, but the API inte...

HL-40053589

Mobile App Build

The goal is to release a polished mobile application for both iOS and Android within the next four weeks. All core features, UI assets, and store-ready builds m...

HL-40053622

E-Commerce Bundle Product System

Summary Bundle/Composite Product: 1.We need a bundle product system designed as follows: one main product with 2–3 sub- bundle products underneath, each with it...

HL-40053386

Build Four MERN/PERN Apps

I’m ready to move four separate ideas from the drawing board to production and need a full-stack developer who is comfortable bouncing between MERN and PERN sta...

HL-40053401

Courier App Suite Development

I need a full-stack partner to create a complete courier platform—native iOS and Android apps plus a browser-based admin console—modelled after Bolt Delivery, G...

HL-40053434

Joomla Quote Module for our existing SERA Tools

We are sport timing company and we made some time ago our cool SERA Tools to manage the events. Here we want extend it to make simple quotes to our customers. -...

HL-40053435

need projects

A-MARK INFOTECH – Company Portfolio About Us A-MARK INFOTECH is a modern IT solutions company dedicated to helping businesses grow through technology, automatio...

HL-40053453

UltimatePOS Inventory Price Columns Laravel

I’m using the UltimatePOS script and its inventory module already separates Surplus Units and Missing Units into two working views. What I need now is quite foc...

HL-40053272

Loop - College Community App

Hiring: Full-Stack Developer (Founding Partner Role) — Equity + Compensation Location: Remote / India Type: Founding Team | Paid + Equity Experience: 3–7+ years...

HL-40053295

I need New Junior Level PHP Coder

We Need Junior level PHP Developer for Long term we need from Pakistan or India we need a NEW Junior level PHP Coder

HL-40053136

Courier Delivery App Development

I need a seasoned mobile developer—or a small, well-coordinated team—to bring my end-to-end courier service to life on both iOS and Android. The project covers...

HL-40052953

NicePay Gateway Plugin for Botble Ecommerce

Make the NicePay Payment Gateway Plugin in a Laravel-based e-commerce system designed by Botble Technologies Website: https://botble.com/ NicePay Payment Gatewa...

HL-40052958

ASP-C# X.509 Document Signing

I have an ASP.NET (C#) Web API that generates PDF and XML documents which must leave the server already signed with an X.509 certificate issued by our own inter...

HL-40053043

Vehicle Tax Android App Development

I’m building an Android app that lets private commercial owners handle their annual tax in one place. The user journey is straightforward: 1. A driver opens the...

HL-40052814

Corporate RAG Chatbot Development

I’m ready to move a Retrieval-Augmented Generation chatbot from concept to production and need a developer who can own the entire flow—from data retrieval right...

HL-40052825

Multi-Platform Taxi App & Blog

I need a complete, end-to-end taxi-booking solution that runs seamlessly on iOS, Android, and the web. The core flow must let a rider request a cab, match with...

HL-40052859

Base functional polymarket trading bot

Im interested in a base polymarket bot, with only functions being auto buy/sell for 1 specific market , at manually adjustable price threshold. Looking for some...

HL-40052797

Android Studio & GCP Billing Setup

I have an Android project open in Android Studio and want to wire it up to Google Cloud-based resources. The immediate priorities are: • Integrate the app with...

HL-40052802

Multi-Company IT Asset Portal

I’m building a web-based portal that lets several independent companies manage all of their IT assets from one installation, with clean data segregation for eac...

HL-40052805

Bereitstellung einer Node.js + React + Supabase Web-App auf einem Ionos VPS

Ich habe bereits ein React-Frontend, ein Node.js-Backend sowie eine Supabase-Datenbank vorliegen und die nötigen Sub-Domains auf meinen Ionos VPS zeigen lassen....

HL-40052647

Mobile, Internet & Health Comparison Platform

I’m building a consumer-friendly price comparison website that lets visitors evaluate plans for mobile (SIM-only first, then SIM + smartphone), home internet, a...

HL-40052646

Android Social Networking App Development

My goal is to launch a dedicated Android social-networking application and I’m ready to move from concept to a working build. The app will live only on Android...

HL-40052653

Android Social Networking App Development -- 2

My goal is to launch a dedicated Android social-networking application and I’m ready to move from concept to a working build. The app will live only on Android...

HL-40052419

Webflow-Supabase Frontend Integration

My site is already live on Webflow and the heavy lifting on the back end is done: an Edge Function in Supabase pulls and compiles data from several finance APIs...

HL-40052462

I want ready made multi vendor E-commerce App

Please mention if you have this app ready made. I’m looking for a ready made & existing, fully-functional multivendor e-commerce application . The solution shou...

HL-40052533

Brand Website & Mobile Commerce

My current site no longer reflects who we are, so I want to start with a full visual overhaul—fresh layout, color palette, and imagery that feels unmistakably o...

HL-40052534

OpenCart Website Migration Help (NO PAKISTANI)

Hi, we need opencart developer for migrate site from subdomain to main domain same server just file migrate and database only bid if you are expert in opencart...

HL-40052394

ReFocus Web App: Backend and Auth Overhaul

I’m building ReFocus, a digital-wellness web app for students, and I need an experienced Node.js / Express / MongoDB developer (full-stack is a plus) to finish...

HL-40052151

MS Access VBA NetSuite API Integration -- 2

I need a clean, well-documented VBA routine that connects directly to NetSuite’s API from Access, retrieves fresh order details, and then pushes two kinds of up...

HL-40052193

Replit-Instagram/Tiktok/YouTube API Integration

I’m building a project on Replit and need an engineer who already knows their way around API. The goal is to wire everything up so that, from within the Replit...

HL-40052188

React Native Mapbox Setup

I’m building the MVP for “XY Guide”, a mobile city-guide that blends a street map, points-of-interest highlights, and a light AR mode. I already have the POI da...

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-40052213

Automotive Spare Parts Support Application

The project is a lightweight and dynamic mobile application that allows customers to request car spare parts through internal voice/video calls or by submitting...

HL-40052070

Sistema API para Exportar PDFs -- 2

Preciso que o fluxo de dados que hoje recebo em formulários preenchidos pelos usuários seja transformado, via integração de API, em PDFs de documentação técnica...

HL-40052137

Python Lottery Software Development

I need a skilled Python developer to create traditional number draw lottery software. Key Requirements: - Participants select 6 numbers - Implement features as...

HL-40051838

Configuração Salesforce para WhatsApp Automatizado

Configuração do Journey Builder para Envio de WhatsApp Descrição do Projeto: Busco um especialista em Salesforce Marketing Cloud para configurar o Journey Build...

HL-40051859

24/7 WhatsApp Availability Setup

My goal is simple: I need one of my WhatsApp numbers to stay online every minute of the day so that anyone who writes can reach me instantly, even when my phone...