API Development projects — HireLancer archive

ID / Date Listing

Assemble Next.js E-Commerce Store

All of the design assets for my online store—images, copy, brand components, even the rough page layout—are ready to go. What I need now is a developer who can...

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求购狙击完整代码

I would like to directly purchase a complete set of code (with the core part preferably using Rust), with overall functionality and interaction similar to https...

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Fast Laravel Site Enhancements

I need a skilled and very fast Laravel PHP programmer to add some simple functionalities & features to our existing school website and also fix some issues al a...

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Build Multi-Tenant School SaaS Platform

I need an experienced SaaS developer who can design, code, and deploy a truly multi-tenant school management platform that runs on a subscription model. Each in...

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Retell AI Reservation Tune-Up

I’ve already built about 90 % of a voice AI for my restaurant’s reservation system using Retell, but I need an expert set of eyes to bring it over the finish li...

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Marketplace de Livros Usados

Quero lançar uma plataforma completa de compra e venda de livros usados voltada ao público geral. A experiência do usuário precisa ser fluida: ele chega, digita...

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A18R Camera Docs & Sample

I own an A18R 3-D face and palm-vein recognition camera but was given no material to work with. To start development I need three things: the official user manu...

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Spring Boot Services for MongoDB Persistence

Our primary objective is to engineer a compact collection of Spring Boot services, designed for seamless collaboration while maintaining completely isolated dep...

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Zoho Books Journal & Bill API

i need someone to help me complete my automation project that would make an agent handles all my journals and expenses on zoho, i already know everything and i...

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Desarrollo de Software de Email Marketing

I am looking for a developer or team with proven experience to develop a cloud-based Email Marketing software, similar to Mailchimp or Sendinblue. The system sh...

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Plataforma Cloud Gestión Integral

Necesito desarrollar una plataforma web en la nube que centralice todo nuestro ciclo de producto y servicio. Mi objetivo principal es Improve technical workflow...

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Automated Application Form with Approvals

I want a web-based application form that routes each submission to a 2 staged approval process based on submission value threshold. The solution can be built in...

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Java E-commerce Backend Setup

I need a quick, working backbone for a new e-commerce site. In this first phase I want a clean Spring Boot project that exposes RESTful endpoints for products,...

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Integrasi AI untuk LIFEFORGE

Saya sedang membangun LIFEFORGE—sebuah platform global yang menggabungkan cerita & animasi 3D, bisnis creator, serta tujuan sosial—dengan Kecerdasan Buatan seba...

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STM32 DS18B20 Real-Time Temperature Reader

I’m integrating a DS18B20 temperature sensor into my STM32 board and need clean, lightweight C code that talks to the sensor over its native 1-Wire bus. I don’t...

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Fix Laravel Site

Edit and add new features on Laravel Site

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Embedded Finance Lending Site

I'm an aspiring entrepreneur, this is not my wheelhouse. I plan on hosting through AWS. I’m building a web-based embedded finance platform that focuses exclusiv...

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Smart Water Tank App Development

I’m rolling out a smart water-level monitoring and auto-refill solution and need a partner who can take it from concept to live deployment. The vision is an int...

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Remote Employee Monitoring Platform

I’m looking for a straightforward, Teramind-style solution I can put into production quickly. The must-have features are: screen recording (live or scheduled),...

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Aplikasi Web Penghasil Uang Survei - 09/11/2025 03:00 EST

Saya ingin membangun sebuah aplikasi web sederhana yang memungkinkan pengguna mendapatkan uang dengan menyelesaikan survei online. Fokus saya ada pada versi MVP...

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Low-Budget Android P2P Bidding App

I’m looking to get a lean, no-frills P2P bidding app built for Android along with a small web-based admin panel. The goal is to let users register, place bids o...

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Spring Boot E-Commerce Site

I’m launching a new online store and have chosen Spring Boot as the backbone. You’ll take the project from blank repo to production-ready deployment while I sup...

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Scraping developer with backend API experience and AI experience (Scraping / Go)

Mission Build a resilient crawling and enrichment pipeline that ingests public web data at scale, enriches it with AI, stores it cleanly, and exposes it through...

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Micro SAAS UGC Video Generator

Here is the product details attached as PDF Similar platforms: I am sharing similar platforms that do the same so you have better understanding https://www.arca...

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Java Spring state machine Boot Code Review & Enhancement

Project Title: Code Review & Improvement for Java Spring Boot State Machine Implementation Project Description: I’m looking for an experienced Java developer wi...

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Build Cloud Freelancer PM App

I’m building Kolaborasi, a cloud-based project-management platform aimed at tech freelancers, and I need an experienced developer who can deliver a solid MVP. T...

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Budget-Friendly Ecommerce App Development

I’m getting ready to launch a small online store that will sell physical goods only, and I need a straightforward mobile ecommerce app built within a tight laun...

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Design QuickVerdicts: A Litigation Platform -- 2

QuickVerdicts Platform: Features & User Flows 1. User Types & Auth Flows Users Attorneys: Register, manage trials, teams, evidence, and participate in virtual l...

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SQL-Backed Web Application

I have an existing web-based data-management application that runs on a Microsoft SQL Server backend. Using Blazor as a front end: • Data entry & validation – b...

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שדרוג שרת Asterisk לתמיכה ב- Realtime API

יש לי שרת ‎Asterisk‎ פעיל שכבר משתמש בקריאות הישנות של ‎OpenAI‎. כעת אני צריך לשדרג אותו למימוש ‎Realtime API‎ כדי לאפשר צ'אט בזמן אמת. המטרה ברורה: לקבל תגובות...

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Build Franchise-Ready OTC Automation Backend (Binance P2P + NPP + Sumsub)

We’re building a production-grade backend system for an OTC operation integrated with Binance P2P Merchant API, NPP (fiat payment rails), and Sumsub (KYC/KYB/AM...

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Enterprise Python AI Customer ChatBOT

I have a fully functional Python-based chatbot that is running in a staging environment and is technically production-ready. I now want to take it from “works”...

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Base44 Bug Fix & Launch - Hebrew speaker

I have a working Base44 web app whose interface as well as parts of the code-base are written in Hebrew. A few functionality bugs remain, all tied to internal p...

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Hotel Front Desk Dashboard ribbon

I need an interactive hotel dashboard ribbon for a hotel dashboard still in the works written best in angular. the ideas and sample will be provided bit by bit...

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Public-Facing System Build - 09/11/2025 03:17 EST

I need a brand-new, user-friendly system built from the ground up and released to the general public. My focus is on launching a solid, medium-scope first versi...

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Full-Stack Developer -Node.js / Express / AWS

We’re looking for a skilled Full-Stack Developer experienced in Node.js, Express, MongoDB, Redis, and AWS to build and maintain scalable backend systems and cle...

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Odoo-Style Web Accounting Suite

I want to create a modular, browser-based accounting application aimed at small- and medium-sized businesses. The flow and usability should feel as intuitive as...

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React AI Resume Builder Site

I need a React-based web application that lets job-seekers craft a résumé from more than 100 pre-designed templates. The core of the platform will be an AI sugg...

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Long-Term PHP API Developer

I’m building several web-based products and need an experienced PHP developer who can stay with me for the long haul. Your first assignment will be to design an...

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Car Auction Module Development

I need a stand-alone auctions module dedicated to cars that can plug straight into our existing site. The core must feel like a real-time marketplace: bidders p...