API Development projects — HireLancer archive

ID / Date Listing

Oracle APEX Auto-Refresh & play Sound for notifcation

I need my Oracle APEX page to update itself so the tablets on our shop floor always show live data without a manual reload. The page’s focus is on real-time use...

HL-40175414

Christian online dating website on steroids based on scripture, measurable and weighted scores -- 2

More Is this project for business or personal use? For an existing business What information should successful freelancers include in their application? Detaile...

HL-40175433

Finish Emergent.ai Full-Stack Project - 24/01/2026 08:55 EST

The core of my Emergent.ai platform is already 80 % complete, but two key areas still need love before we can launch: the user-authentication flow and the remai...

HL-40175296

Creative Projects Crowdfunding Website

Project Overview Idea Hub is a web-based platform that allows authenticated users to submit ideas for review, track their status, and showcase approved ideas pu...

HL-40175367

iOS App Developer: Flutter ReactNative

I’m building a new iOS-only application and need an experienced developer who feels equally at home in Flutter, React Native, and the occasional native Java mod...

HL-40175167

SAP Peppol eInvoice Integration Automation

I need to streamline how our SAP system produces Peppol-compliant eInvoices. At the moment, we are using the standard SAP eDocument tools—Electronic Document Fr...

HL-40175221

Ongoing Web & Mobile Development! -- 2

Greetings! I oversee a steady stream of client work that spans both web and mobile app development, and I’m building a small pool of versatile developers to jum...

HL-40175257

3PL Warehouse Management System Build

I run a third-party logistics warehouse and need a dedicated web-based WMS that will finally let us sunset the spreadsheets. The system has to cover the full fl...

HL-40175143

Telegram Automation Developer

"Act as a Senior Python Developer specializing in Telegram API and Telethon library. I need you to build a professional-grade Telegram Member Adder script. Key...

HL-40174684

Bash & PowerShell Engineer - Indonesia

I have a steady stream of AI-generated answers for Bash and PowerShell questions that need a mature technical eye. For every response the model produces, I want...

HL-40175065

Zone-Based Healthcare Platform

I’m building a subscription-driven healthcare ecosystem that seamlessly links patients, doctors, diagnostic labs, and pharmacies across India’s Tier-2 and Tier-...

HL-40174874

Flutter Expense Manager Deployment

I have a nearly-finished expense-manager app built with Flutter on the front end and a Node.js + MongoDB on the backend. My next step is to take it live. I alre...

HL-40174927

End-to-End eSIM App Platform - ONLY APPLY IF PRIOR EXPERIENCE

# ONLY APPLY IF PRIOR EXPERIENCE # NO EXPERIENCE = DIRECT REJECTION Need to develop and end-to-end ESIM APP with end to end integration The core experience must...

HL-40173145

Telegram Member Adder Script

I need a small, reliable Python program that lets me pull recently-active members (online in the past 24 hours) from any public or private Telegram group and ad...

HL-40174951

Urgent NIFTY Renko Automation

I trade NIFTY futures directly from a Renko chart on TradingView and now need the entire workflow automated through Pine Script v6, a companion Python bridge, a...

HL-40174637

Next.js PWA Native Notifications

I have a production Next.js application that already runs as a Progressive Web App. Now I need fully functional push and in-app notifications built with native-...

HL-40174663

Custom Multi-Department CRM Build

I need a ground-up CRM that does more than just store contacts. The system must cover the full customer life-cycle—lead capture, sales tracking and post-sale su...

HL-40174677

Custom Budget & Expense Tracker

I need a complete budgeting and expense-tracking tool that makes it effortless to record income, categorize spending, and see real-time balances. The core featu...

HL-40174694

Barcode-Enabled Document Tracking Webapp

I need a secure, browser-based system that keeps live tabs on every hard-copy document moving through our projects. The core of the job is to build a web applic...

HL-40174708

Cross-Platform Astrology App Development

Project Proposal: Real-Time Astrology Consultation Mobile Application Project Title Real-Time Astrology Consultation Platform Project Overview The proposed proj...

HL-40174541

Barcode-Driven Hub Management

I need a hub management system purpose-built for the non-perishable goods we move through our facility each day. The core of the platform is accurate, real-time...

HL-40174573

Foxway–PrestaShop API Bridge

I need a custom bridge that lets my PrestaShop store talk seamlessly to Foxway’s API. The main idea is to keep products, stock levels, orders, and related custo...

HL-40174417

Cross-Border Multi-Vendor Logistics Platform

1. Project Overview We are building a Multi-vendor E-Commerce platform where independent designers/vendors ship products internationally (primarily from Vietnam...

HL-40174433

Website Ticket Platform -- 2

I’m building a web platform dedicated to concerts where organisers can post their own shows and I collect a fee on every ticket sold. The core must be a smooth,...

HL-40174440

FlutterFlow Migration for 15 Modules from Java/Kotlin api(php)

Project Overview We are seeking an experienced developer to migrate our existing Android project (Java/Kotlin) into FlutterFlow. The backend API files are alrea...

HL-40174484

FlutterFlow Migration for 15 Modules from Java/Kotlin api(php) -- 2

Project Overview We are seeking an experienced developer to migrate our existing Android project (Java/Kotlin) into FlutterFlow. The backend API files are alrea...

HL-40174379

MVP Development: Last-Mile Delivery SaaS

Job Title Build MVP: BlessShipping Last-Mile Delivery SaaS (ERPNext + Next.js Portal + Driver PWA) — Montreal Overview We operate a warehouse and drivers in Mon...

HL-40174384

Full-Stack Blockchain & Automation Platform Development (Web & Mobile App) | Web3, Blockchain, API, AI, & Payment Integration

We are looking for a highly skilled Full-Stack Developer to build a production-grade Web3 application that integrates Blockchain, API, AI model, and Payment Gat...

HL-40174223