Backend Development projects — HireLancer archive

ID / Date Listing

Full-Stack App Listing Website Build

I need a seasoned full-stack developer to create a clean, modern app listing website whose main purpose is to give my company a solid online presence. From plan...

HL-40080103

Rideshare App Development Partner (Equity-Based / Co-Founder Opportunity)

I want to build a rideshare mobile application similar to Uber and Lyft, with long-term plans to scale across multiple cities. I am seeking experienced mobile a...

HL-40080114

React and Node.js App Expert - 20/12/2025 07:58 EST

This project is a web-based application that listens to spoken questions in real time, converts them into text, and displays the transcript live in the user int...

HL-40080153

B2B Trading Platform Development

I'm looking to develop a B2B trading and listing platform. Key functionalities include: - User authentication and authorization - Real-time trading data Ideal S...

HL-40079864

Backend Build for Informative Site

I have already completed the entire front-end for an informative website and now need solid backend support to bring it fully online. The site consists of stand...

HL-40079943

Yacht Inventory & Quotation Backend

Project Overview We currently manage our yacht inventory through an internal Excel file that includes up-to-date availability dates, pricing, capacities, ports,...

HL-40079805

Full-Time Senior Laravel API Developer

- 3 to 4 years experience in Laravel APIs - Dedicated 8 hours per day, - Monday to Sat, - Use time tracker during work, - Sign a copyright agreement with ID bef...

HL-40079700

Python & Next.js API Fixes

My site runs on a Python backend and a Next.js frontend, and the most urgent pain point is the RESTful API. Broken responses and intermittent time-outs are bloc...

HL-40079591

Social Photo & Video Platform

I’m building a brand-new social media space centred on effortless photo and video sharing. The idea is simple: users open the app, upload their visual story, an...

HL-40079289

Mortgage Backend System Development

I'm seeking a skilled developer to create a robust backend system for our mortgage company. This system will primarily interface with our CRM (Bonzo) and is cru...

HL-40079356

Custom E-commerce Website Design

I'm seeking an experienced web developer to create a custom-coded e-commerce website. The site is primarily for selling products and needs to be built from the...

HL-40079267

Physio Exercise Video Guide App

I need a mobile application whose single focus is to guide users through physiotherapy exercises by video. Every exercise will have two viewing options: a pre-r...

HL-40079283

Location-Based Professional Networking App

I’m building a streamlined platform that helps professionals discover and connect with others who are nearby. The first release will focus on three essentials:...

HL-40079153

React Native Android / ios Mobile application development

I’m putting together a professional, corporate-style mobile application that works seamlessly online or offline on both iOS and Android. I already have the prod...

HL-40078969

Full-Stack Website Development Needed

I need an experienced full-stack developer to handle every development aspect of my website. That means owning both the front-end experience and the back-end lo...

HL-40078871

Custom Email Verification Tool

I need a standalone email-verification solution I can host myself. The core job is to engineer a tool that reliably flags • invalid email addresses, • spam trap...

HL-40078820

Interfaz Texas Hold'em HTML5 Canvas PHP

Quiero llevar mi mesa de Texas Hold'em a la web mediante una interfaz desarrollada en HTML5 + Canvas y respaldada por un backend en PHP. El aspecto debe ser mod...

HL-40078720

Desarrollador Nextcloud Full-Stack Linux

Presupuesto total: 650 € (NO negociable) Inicio: Inmediato Modalidad: Remoto Idioma requerido: Español Tipo de proyecto: Proyecto cerrado (entrega llave en mano...

HL-40078691

Legacy Android Remote Desktop App

Users have ageing tablets running Android 4.2.2 that they still use daily. I need a purpose-built app that lets a user: • create a simple account with just name...

HL-40078533

Sviluppo MVP Web App Startup

Cerco sviluppatore serio e pratico per realizzare un MVP di una web-app (non app store) orientata a task/reward. Stack preferito: – Backend: PHP (Laravel) o Nod...

HL-40078410

Mantenimiento Node.js Sistema Administrativo

Tengo un sistema administrativo escrito en Node.js que requiere atención continua. En una primera fase necesito corregir pequeños bugs y aplicar mejoras de rend...

HL-40078414

Android Box Launcher & Utilities

I need a brand-new Android launcher that boots as the default home screen on my TV box, shows my logo, and routes users straight into a unified experience. Smoo...

HL-40078208

Service-Focused E-Commerce Site

I’m looking to launch an e-commerce website dedicated exclusively to selling my professional services online. Requirements: 1. Website front end with a sign up/...

HL-40077997

Need Android App for Local Services and Senior Citizen Help

I want to build an Android mobile app named “Apna Saathi – Roz ki madad, har umr ke liye”. This app is for Indian users. Main features: - Local services booking...

HL-40077915

Add Driver Rules to Admin Panel, Driver and Rider Flutter apps

I already have a working ride-hailing stack: Laravel for the backend, Flutter for both rider and driver apps, MySQL as the data store, plus Composer and Node.js...

HL-40077764

AI-Driven Document Parsing and Analysis System

AI-Based Batch Document Processing System (with Manual Review Dashboard) Overview We are looking for an experienced AI / Backend Engineering team or freelancer...

HL-40077719

React and Node.js App Expert

I have a complete set of screen designs ready to go and now need an experienced developer who can turn them into a fully functioning web application built with...

HL-40077800

Implementar Factura Electrónica AFIP

Mi sistema de gestión es completamente personalizado: frontend en React 19 montado con Vite y backend en Express.js sobre Node.js. Ahora necesito sumar la emisi...

HL-40077336

I need a web developer of react

I need a full-scale, corporate-grade online casino built from the ground up. The main goal is straightforward gambling web development: a polished platform that...

HL-40077134

Webhooks Stripe con Cookie Metadata

Necesito recibir un webhook con la metadata de la cookie "login" de mi web. la idea es simple, el usuario se logea con su nickname, tras haber sido confirado el...

HL-40077058

Custom MySQL Adapter Migration Fix

I have a hand-rolled adapter that connects my application to a MySQL database. I’m midway through migrating it to the latest version of our stack, but every att...

HL-40077105

Backend Development for Rampy.money

Project Title Backend Development for Rampy.money – Fintech Platform (APIs, Payments, Wallets, Compliance) ⸻ Project Description We are building Rampy.money, a...

HL-40077117

Multi-Hotel Booking Website Integration

I need a single, centrally-managed website for our group of five hotels. Each property already runs on its own custom booking engine, so the new site must pull...

HL-40076941

Community Association Flow Development

NOTE: We have massive projects on this website. Do this job cleanly and you will be working on tasks worth up to $5000 or more in 2026 on this website. The budg...

HL-40076953

Laravel POS Fix Sales Sync & API

Our Laravel POS sales platform occasionally drops completed SALES they process correctly on the checkout side but never reach the back-office sales list. It hap...

HL-40076694

Commercial GPS Tracking Platform Development

I’m building a commercial GPS tracking platform. Hardware is already finalized (Teltonika-class devices). Scope (non-negotiable): Mobile app (Android mandatory,...

HL-40076605

Odoo Backend Customization Learning

I'm seeking an Odoo development mentor. I want to learn complete odoo development. I have experience in Python and would like to focus on: - Database models - B...

HL-40076464

Sitio Predicciones Deportivas Suscripción

Ya cuento con un prototipo completo de la interfaz; lo que necesito ahora es convertirlo en un sitio web 100 % funcional donde pueda publicar mis predicciones d...

HL-40076271

Web Development Partner for US Agency

I run a U.S.-based agency, and most of our client work focuses on web development. We’re currently looking for talented developers who can work with U.S. compan...

HL-40076081

Seeking a Full-Stack Developer for Web Apps, GoHighLevel Automations, and CRM Enhancements (Long-Term Role)

Hello! I’m looking to hire a reliable and versatile full-stack developer who can be my right-hand person on multiple ongoing projects. These projects include de...