API Development projects — HireLancer archive

ID / Date Listing

Cross-Platform Productivity App Build

I’m ready to move from concept to code on a brand-new productivity mobile app that will run smoothly on both iOS and Android. I have the core workflow sketched...

HL-39928306

Casino Signup Automation Script

I need a small, reliable script that can register multiple new accounts on a specific casino site for me. The workflow is straightforward: the script fills out...

HL-39928299

Multilingual Customer Service TTS Tool

I’m building a support platform and need a text-to-speech component that turns written replies into lifelike audio on the spot. The focus is customer service, s...

HL-39928353

Betfair Automation Bot Development

I'm looking for an experienced Betfair developer to create an automation bot. The bot should be capable of: - Placing bets - Monitoring odds - Managing account...

HL-39928181

OMR Sheet Comparison API (Python or PHP)

I need a simple script or API that compares two OMR sheet images — one correct answer sheet and one student-submitted sheet. The API should detect filled bubble...

HL-39928192

Full-Stack Shopify App Developer

I’m looking for a pragmatic, fast-moving full-stack developer who can take ownership of a brand-new dropshipping SaaS and a suite of supporting Shopify apps. Th...

HL-39928211

I want algo trading software

Python Developer (with Trading API experience) Who has built an order execution system using brokers' APIs. For searching keywords: "Python Zerodha API develope...

HL-39927980

Cross-Platform School Management App

I need an end-to-end mobile solution that runs smoothly on both iOS and Android. The app will serve three user roles—teacher, admin, and student—and must feel i...

HL-39928007

Multi-Vendor Services Marketplace Website and Application

I am building a services-booking marketplace that brings four distinct categories under one roof—professional services, regular household services, event bookin...

HL-39927743

Lead Blockchain Engineer

I’m expanding an existing application onto the blockchain and need a mid-level engineer who can own the integration layer from end to end. Your main focus will...

HL-39927580

Python Azure Expert

About the Role We are looking for a technically strong engineer with 4–6 years of hands-on experience. This role will focus on developing cloud-native backend s...

HL-39927628

Custom Port Agency Platform

I am looking to replace our patchwork of spreadsheets and standalone tools with a single, purpose-built application that covers every stage of a port call. The...

HL-39927669

Etsy Trends Dashboard Scraper

I need a small but reliable tool that automatically scans Etsy for the newest listings, captures each item’s current sales count, and then presents those insigh...

HL-39927682

Sistem Manajemen Inventaris Retail

Saya ingin mempercepat pengembangan bisnis retail saya dengan sebuah sistem manajemen inventaris yang rapi, mudah dipakai, dan siap dikembangkan lebih lanjut. R...

HL-39927504

Local Phone Number Validation

My project centres on checking that a list of locally-formatted mobile numbers is genuine, reachable, and correctly structured before I import them into our CRM...

HL-39927550

Mobile Phone Monitoring Software Development

hi, I need Monitoring Software for Mobile phones with these features. need complete website where user come and resider , pay , buy plan and use it. iPhone + an...

HL-39927288

Australia-Focused Property Management Software

Project Requirement Document: Property Management Software Project Title: Property Management and Tax Reporting Software for Australian Property Investors Purpo...

HL-39927181

PHP API Development Expert Needed

I'm looking for a skilled PHP developer to write 5 APIs for handling user information. The APIs will primarily be used to retrieve user data. Key Requirements:...

HL-39926967

Real-Time Chat & Calls Integration

We have a Simple Social Networking website like Facebook. The Website is built on MERN stack. Core features I expect: • Text messaging with live delivery and re...

HL-39927030

Buy a ready-made multi-service delivery app source code (like DeleGo / Deligo)

I want to buy an already-finished, multi-service delivery platform—something on the level of DeleGo / Deligo—that I can rebrand and extend. I am not commissioni...

HL-39927069

Can Delivery Tracker Integration

I already have a live e-commerce app for water-can delivery and an accompanying admin dashboard. What’s missing is a simple way to know which customer still hol...

HL-39926882

Digital Goods E-Commerce App & Portal -- 2

I’m ready to launch a small-to-mid-scale store that sells downloadable items only—no physical shipping, no service bookings. I need a unified solution made up o...

HL-39926897

Automate Used Car Dealership Operations + Website Request for Custom Automation Agents, Website, and Competitive Pricing

am looking to automate key tasks for my used car dealership using the 4Dealership software. I need five automation agents that will handle inventory, marketing,...

HL-39926759

Shopify Order & Inventory API Sync

I need a reliable API link that keeps my Shopify order management and inventory tracking systems perfectly in sync. The integration must automatically: • pull n...

HL-39926785

WordPress JavaScript Chat API Integration

I already have a WordPress site with a working JavaScript chat widget in place. What I still need is a clean, well-structured call to the Wordpress REST API tha...

HL-39926616

Activación API WhatsApp Argentina

Necesito dar de alta y poner en marcha la WhatsApp Business API con un número argentino exclusivamente para atención al cliente. Ya cuento con un chatbot/CRM pr...

HL-39926706

Web Parking Management System -- 2

I’m looking to build a web-based parking management application that lets operators monitor, control, and monetise a car park from a single dashboard. The core...

HL-39926514

Futsal Booking & Matchmaking App

I’m building Goalazo, a playful yet reliable mobile platform that lets local futsal fans do everything in one place: • Discover nearby teams, send or accept mat...

HL-39926389

Xây dựng mô phỏng oTree

Tôi đang triển khai một dự án oTree tập trung vào mô phỏng hành vi và muốn hoàn thiện càng sớm càng tốt. Cụ thể, tôi cần: • Một ứng dụng oTree hoàn chỉnh cho mô...

HL-39926420

IBKR TWS Headless Timeout Fix

Looking for an experienced DevOps / Python / Next.js engineer to fix the connection between Interactive Brokers Trader Workstation (TWS) and a Next.js backend r...

HL-39925454

School Management Website Development

For a small private school, run day-to-day operations from one place. At a minimum, the first release must let me create and manage class schedules, post auto-g...

HL-39926343

BigCommerce Order Sync API

I already pull inventory counts from my supplier into BigCommerce. Now I need a small, straightforward script that takes each new BigCommerce order and: • Pushe...

HL-39926201

React/Node Finisher for Interview App

My voice-first app, HeyInterviewer, is already 80–85 % complete. I need a full-stack problem-solver who can carry it across the finish line and ship a launch ca...

HL-39926126

Backend Developer (JavaScript | Web & Mobile Integration Expert)

We are expanding our fitness business into web and mobile platforms. With a frontend and mobile developer already on board, we are now looking for an experience...

HL-39926084

flytt och städ -- 2

More details: Vilka typer av tjänster vill du inkludera i appen? Transport av möbler, Städning hemma och i trädgården, Småfix i huset, flytta firma Vilka typer...

HL-39925932

Full Stack Social Media Platform

I’m building a brand-new social media platform and need a full-stack developer who can take the project from blank repo to a usable MVP. The very first release...

HL-39925863

E-Commerce Mobile App Development

I need a cross-platform mobile app that lets users browse products, add them to a cart, and check out securely—think a streamlined e-commerce experience that fe...

HL-39925786

Automated Tender Scraper Development

I need a reliable web scraper built for a private tender-listing site. The scraper must log in, navigate through pagination, navigate to each tender page and pu...

HL-39925787

Enable Content Addition in Admin/App

Here’s your text translated into English: --- In the admin panel, I want to make some changes in the **Digital Card** section. Also, in the app, I want to imple...

HL-39925597

Ongoing Desktop App Tasks

I’m maintaining and expanding a set of desktop applications and often need targeted help for bite-sized tasks—anything from adding a new dialog or refactoring a...