API Development projects — HireLancer archive

ID / Date Listing

JavaScript GPX Cleaner Upgrade

I have a partially built GPX-cleaning web tool written entirely in JavaScript and now need an extra set of skilled hands to bring it over the finish line. The c...

HL-40459317

Dashboard Data API Integration

I need help wiring external APIs into our existing dashboard so the data we monitor appears in near-real time. The front-end is already built; what’s missing is...

HL-40459111

Thailand Quality Assurance for API Payment Tester

Job Description: We’re looking for a skilled and detail-oriented QA tester based in Thailand to help us test the API functionality of our payin and payout syste...

HL-40459138

Build Telegram AI Executive Assistant

I want to turn Telegram into my command centre. The goal is a Microsoft 365-aware executive assistant that lives in Telegram, understands natural language throu...

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B2B Jewellery App Development

I’m building a dedicated B2B mobile app that lets our retail jeweller partners interact with us faster than phone calls or WhatsApp messages ever could. When a...

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Gemini API Cloud Console Setup

I already have a fresh Gemini API key in hand; what I’m missing is the correct setup inside Google Cloud Console so the key actually works in production. Your j...

HL-40459031

Custom E-Commerce Website Build

I need a developer who can craft a fully-custom e-commerce site from the ground up rather than relying on Shopify or WooCommerce templates. The store has to fee...

HL-40458898

Telangana Sand Booking Automation

We need a fast and reliable software (either Web App or Desktop App) for automatic booking on the Telangana Sand Portal: https://onlinebooking.sand.telangana.go...

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Build a real estate tech app

Build a real estate tech app - Requirements: 1. 3 months of commitment 2. Proficiency in Agentic AI, evaluations - should have worked on atleast 10 deployed pro...

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Moodle Web Services with Flutter PWA Integration

I need a developer to integrate Moodle web services with a Flutter-based Progressive Web App (PWA). The PWA should allow for online streaming of course content....

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IBM WebMethod Expert Trainer

I’m putting together a short-term, project-focused learning program for an already advanced team working daily with IBM WebMethod. What we need now is an expert...

HL-40458235

WhatsApp Ticketing API Automation

Freelance Developer Needed — Custom Ticket Delivery CRM Dashboard Project Overview We are looking for an experienced full-stack developer to build a custom inte...

HL-40458262

Android EMI Bill & Hospitality App(BANIIL)

I need a reliable Android developer to turn my idea into an easy-to-use app that lets disadvantaged users pay their everyday bills in manageable EMIs while also...

HL-40458261

Telegram Cross-Platform Sharing Tool

When I forward every new post to a dedicated Telegram channel and need a tool that picks it up and distributes it to Instagram, Facebook, X (Twitter), TikTok an...

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Meta Tech provider - Fix WhatsApp OTP Delivery Issue

I have already linked our platform to the Meta WhatsApp Business Cloud API and everything tests green—except for one critical step: during doctor onboarding the...

HL-40457970

Small Web App Bug Fix & Feature Update

I have a small React + Node.js/Express web app that needs a quick round of improvements: 1. The user-profile screen is not persisting updates. I need the underl...

HL-40457981

MIS-Arbor Spreadsheet Sync

I need a solution to link our school MIS (Arbor) to a spreadsheet for the daily update of new admissions and class changes. Requirements: - Sync new admissions...

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We need React/Next.js Developer to Upgrade Existing Website

Our live applications are built with React and Next.js and backed by a Laravel REST API. The immediate need is clear: build and refine truly responsive interfac...

HL-40457862

Zoho Creator Portal - Customer Project Setup

I already have a Zoho Creator portal with basic customer functions like create account and login. Now I want customers to create and manage their own projects i...

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Integrar Revit y AddControl ERP

Quiero conectar Revit con mi sistema AddControl-ERP aprovechando la API de Revit. El objetivo es trabajar plenamente bajo metodología BIM y, para lograrlo, nece...

HL-40457754

Finance AI Cockpit (n8n + PostgreSQL + RAG)

Título Implantação de Cockpit Estratégico Financeiro com IA (n8n + PostgreSQL + RAG) Descrição do projeto Estamos buscando um(a) freelancer com experiência sóli...

HL-40457803

Music Marketplace Development

I'm looking for a backend developer for a comprehensive marketplace platform that connects producers and artists. This platform will not only facilitate the buy...

HL-40457678

Fintech Payment App Backend Development

I need an experienced backend engineer to build the backend for a fintech payment app using Java and Spring Boot. Key Requirements: - Support for user authentic...

HL-40457706

Real-Time M&A Slack Alert Bot -- 2

I need a small, self-hosted agent that watches publicly available news, filings and press releases for any new M&A activity in the US mortgage industry, then po...

HL-40457723

Bubble.io Appointment Booking Marketplace

Project Title: Bubble.io Marketplace - Completion & Launch (Existing App) Description: We are seeking an experienced Bubble.io developer to complete an existing...

HL-40457601

Web-based Attendance and Payroll System

I'm seeking a developer to create a web-based attendance and payroll system. Core functionalities needed: - Employee clock-in/out - Payroll calculation - Leave...

HL-40457606

Python Algorithmic Trading on Indian Market

I'm looking for a skilled Python developer to assist with an algorithmic trading project on the Indian Stock Market via Angel One. Key requirements include: - S...

HL-40457618

Experienced Support Developer Wanted

I need a support developer for my project

HL-40457481

Limitless Car lease ai website -- 2

LIMITLESS LEASING — AI Leasing Platform Development Partner Needed Project Overview I am building “Limitless Leasing,” an AI-powered leasing and deal flow platf...

HL-40457486

AI-Driven Workflow Automation Setup

I need an end-to-end automation that starts the moment a user submits a digital form and ends with a live dashboard I can trust for real-time insights. Once a f...

HL-40457366

Flutter App Enhancement & Fixes

I have a production-level mobile application built with Flutter. The backend services are written in PHP and connect to both MySQL and Microsoft SQL Server data...

HL-40457121

CheerSports NZ Livestream Platform Development

We are looking for an experienced web developer/team to create a branded online streaming platform for our cheerleading events under CheerSports New Zealand. Th...

HL-40456956

Real-Time Loading Tracker App

I need a lightweight Android (or cross-platform) app that lets my warehouse team record each truck’s loading details the moment a bundle is added. They will cho...

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Remote/Onsite AI expert Needed

I’m driving a couple of AI initiatives and need a developer who is equally comfortable fine-tuning Claude, ChatGPT and Gemini as they are building custom projec...

HL-40456681

Sviluppo App Per Ordinazione e Consegna

Percorso utente cliente: Verifica locali in zona (raggi km da posizione) Vari filtri categoria, distanza , disponibilità. Pagamento in app Pagamento a credito d...

HL-40456745

Custom Car Tracking App Development

I need a robust car-tracking application built from the ground up that lets me visualise each vehicle on a live map, create geofenced zones, receive instant ale...

HL-40456767

TallyPrime Voucher API Consulting

I’m extending my own e-commerce automation software and need expert guidance on TallyPrime 7.0’s Sales Voucher Creation API. The main objective is to pipe order...

HL-40456771

Enhance Existing ASP.NET Asset Management

I have a fully-functional, web-based ASP.NET C# asset management system that now needs to grow. You will begin by cloning the current repository and exploring i...

HL-40456629

WhatsApp Integration with Dentally

I need to integrate WhatsApp with Dentally for enhanced patient communication. Requirements: - Send appointment reminders via WhatsApp as trigger-based messages...

HL-40456642

Yapay Zeka Uygulama Pazaryeri

AI modellerinin alınıp satılabildiği, aynı zamanda otomasyon süreçlerini uçtan uca yöneten çevrim-içi bir pazaryeri kurmak istiyorum. Amacım; makine öğrenimi, d...