API Development projects — HireLancer archive

ID / Date Listing

Setup Cloudflare R2 + Worker for Silent PDF Hosting — Preserve Original Filenames (No Renaming, No Folders)

I need an expert to set up Cloudflare R2 + Workers for me to host PDF files silently on my .in domain — no website, no homepage, no UI — just clean direct downl...

HL-39801359

WebRTC Remote Proctoring Integration

Project Description We are extending our Remote Proctoring Application where students take online exams and multiple admins/proctors can monitor them in real ti...

HL-39801095

React Front-End for Map Generation

All the cadastral maps are already stored as PDFs in an AWS S3 bucket, each file named with its city and survey number. I also have a working Python script that...

HL-39801126

Full Stack Developer Needed (.NET, Azure AI Search, AI Integration, Angular/jQuery, SQL)

We are looking for an experienced Full Stack Developer to build and enhance our web application. The project involves backend development, frontend integration,...

HL-39801180

Dynamics PCF Control & Teams Copilot

I’m looking for a Power Platform specialist who can deliver two tightly-integrated components for our Dynamics 365 environment. First, I need a bespoke PCF cont...

HL-39801183

Senior Laravel E-Commerce Maintenance

Our live e-commerce platform is built on Laravel, and it constantly needs senior-level edits to keep everything running smoothly.

HL-39801208

Developer-Focused API Docs (Markdown)

I need clear, comprehensive API documentation written in Markdown so developers can plug straight into our service with minimal back-and-forth. The draft should...

HL-39800959

React Loan App With CRM Integration

I need a production-ready mobile application that lets our customers request short-term personal loans, follow their approval journey, and repay directly in-app...

HL-39801071

Billing & Inventory Management Software Development (POS + GST Support) -- 2

I need a full-featured Billing and Inventory Management system that also serves as a reliable POS solution with built-in GST compliance. In the first release, t...

HL-39800927

ERPNext Spanish-Speaking Developer Needed

I am running an ERPNext instance in Spanish and need hands-on help fine-tuning the Accounting and Human Resources modules while building a robust integration wi...

HL-39800952

Wix ordering+Google Sheets Inventory management,+billing+WhatsApp notification.

Job Posting: Wix + Google Sheets Inventory & QR-Based Restaurant Ordering System Project Overview We run a homestay / farmstay with multiple dining tables and w...

HL-39800827

Full Stack iOS Social App

I'm looking for a skilled full stack developer to create a social networking iOS app. The app will primarily feature a news feed and use AI to summarize laws an...

HL-39800759

AI Productivity Copilot React Build

We’re building an AI-powered copilot for ServiceNow backlog automation. The system takes plain-English user stories and turns them into deployable update sets w...

HL-39800514

Need someone who has 10 years experience

We are building a new system that connects with multiple external networks and services to process secure account identifiers. The goal is to replace direct usa...

HL-39800530

IoT Device Admin Portal Development

Job Brief: Laravel + Vuexy Developer (IoT Device Admin Portal) We are building an admin portal to manage a fleet of IoT devices (1,000+). The devices already co...

HL-39800385

ChatGPT Email Assistant Automation

I want to turn ChatGPT into a behind-the-scenes personal assistant that looks after my inbox. The goal is a fully automated workflow that pulls incoming mail, r...

HL-39800433

WhatsApp Receptionist Bot Setup

Hello, I’m looking for an experienced developer who can help me build a WhatsApp Business bot + call agent that I plan to offer commercially in Antwerp. I want...

HL-39800476

Windows Karaoke Software Development

I am putting together a dedicated karaoke system that will run on Windows and serve as a self-contained jukebox for parties and events. The application has to p...

HL-39800292

Windows Purchase Tracking Desktop App

Project Objectives ● Unify operations across the group with a multi-tenant platform. ● Standardize master data (vendors, items, budgets, cost centers, projects)...

HL-39800342

Fix Reels View Counter

My TikTok-style app suddenly stopped showing the view count on each reel right after I pushed some backend adjustments and added a couple of new features. Every...

HL-39800345

Part-Time Developer for Emerging AI Platform

Job Description: Part-Time Developer for CreatorCoreAi.com We are looking for a skilled web developer to join us on a part-time basis to help maintain and impro...

HL-39800198

Laravel Setup (Project ready)

Need to setup at server. Work with ftp

HL-39800202

Mobile Field Payment & POS App

I need an end-to-end solution that lets my field agents collect customer payments on their mobile phones, print receipts on the spot through a small Bluetooth p...

HL-39800203

Finalize Booking Platform Bug Fixes

I’m in the very last stretch before launching my SaaS booking platform (Ruby on Rails backend, TypeScript-driven front-end) and need an experienced full-stack h...

HL-39800201

Enterprise Financial Analytics Platform

Financial Intelligence Web App — Full Project Requirements & Deliverables 1) Project Overview Build a production-grade web platform similar to SeekingAlpha.com...

HL-39800117

Omnichannel Event Ticketing App

I need a full-featured application that lets customers buy event tickets and receive them in the way that suits them best—instantly by email, stored inside the...

HL-39800119

LollyUp E-commerce Creation

I’m building LollyUp, an online candy shop that feels like a neon-lit arcade. The brand revolves around a pink Yeti mascot that pops up in multiple poses, float...

HL-39800138

Experienced Full-Stack Developer

My production web application is struggling with several persistent bugs and noticeable slow-downs that are now affecting users in real time. I need a full-stac...

HL-39799715

Backend development with Python

Work as a backend developer and Telegram bot creator. My mainly focus is building efficient, secure, and high-performance server-side applications and useful au...

HL-39799775

Mobile App for Expense Management Company

I need a cross-platform mobile app for expense management, supporting both iOS and Android. The initial focus should be on report generation to help small and m...

HL-39799777

Aave-Style DeFi Platform Build

I’m ready to launch a DeFi website that replicates Aave’s smooth staking-and-lending experience while adding a bespoke CRM layer and seamless cryptocurrency-wal...

HL-39799622

Odoo v17 RFID Integration

I need a bespoke RFID layer inside my Odoo 17 Enterprise instance so I can handle every tag action—from encoding to live stock updates—without ever leaving the...

HL-39799486

Hybrid DEX/CEX with Token Bridge

I’m ready to commission a full-stack hybrid exchange that blends a DEX and CEX under one roof, complete with on-chain bridging and wrapping so users can move as...

HL-39799494

Cloud Invoice & Inventory Platform

I need a cloud-hosted web application that lets me handle invoices and keep an eye on stock from any modern browser on Windows or macOS. The core must include a...

HL-39799516

US-Based Fintech App Developmentu

I’m building a sophisticated personal-finance mobile application that must feel seamless on both iOS and Android. At its core the app will give users crystal-cl...

HL-39799334

CodeIgniter 3 upgrade to Laravel (Bootstrap will be provided)

Convert existing old program to latest Laravel. Apply new bootstrap. Just a small crm only. Long term project

HL-39799361

Zoho Inventory Marketplace Integration

I run our stock and order flow on Zoho Inventory and now need a reliable way to have the same data reflected automatically from Shopee, Lazada, and TikTok. Our...

HL-39799355

Cloud Portal Setup with Authentication

I need a cloud-based portal set up on Utho.com. The portal using Nginx and should support user registration and authentication using email and password. Key Req...

HL-39799154

Genomics Lab Custom CRM Build

I run a genomics-service laboratory and need a single platform that replaces the scattered spreadsheets, email threads, and ad-hoc trackers we currently rely on...

HL-39799164

Job Board Platform

I need a full-featured job board built as a single platform that blends the best elements of two services we already use. The core application should: • Harvest...