Backend Development projects — HireLancer archive

ID / Date Listing

Construction Service Booking App

I need a comprehensive app that enables construction companies to book various construction services. The app should be available on iOS, Android, and Web platf...

HL-39581808

Microsoft Business Central Mobile API Development

The following API endpoints are required from the Microsoft Business Central backend to support the Encore mobile application’s full functionality. All endpoint...

HL-39581833

Java TCP/IP Communication Tool - 06/07/2025 17:11 EDT

Your task is to design and develop a cooperative online card game called “Duolatro.” You are free to decide on the appearance, user interface, and feature selec...

HL-39581587

Custom Client Dashboard Development

I'm seeking an experienced developer to create a custom client dashboard similar to WHMCS. The dashboard needs to include: - Client account management - Automat...

HL-39581646

Go High Level Custom Payment Gateway App Development

I'm looking for a skilled developer to integrate the Billplz payment gateway into my Go High Level app. Essential Functionalities: - Automatic payment confirmat...

HL-39581645

WordPress Redesign for Insurance Website

Project Description: I'm looking for a skilled WordPress developer to redesign my existing GoDaddy-hosted website (~120 pages) for my insurance agency. Goals: M...

HL-39581416

Node.js & PostgreSQL Developer for Business Application

Develop backend APIs using Node.js (Express/Nest.js). Design and optimize PostgreSQL database schemas and queries. Write clean, well-documented, and efficient c...

HL-39581449

Fix Bugs in Service Booking App

I need an experienced React Native and Laravel PHP developer to fix a series of bugs in my live service booking application. The app is already deployed and fun...

HL-39581242

Flutter DEV for 2 sided Marketplace App - MVP to Phase 1 Launch

About Groom: https://joingroom.com Groom is a 2 sided marketplace in the personal grooming industry. We're launching our MVP app, connecting clients with indepe...

HL-39581334

AI-Powered Text Analyzer Enhancement -- 2

I'm seeking to enhance my full-stack NLP application, Taki, which utilizes LangChain, HuggingFace Transformers, and Flask. The app currently supports sentiment...

HL-39581346

PHP Session Management

I need help with PHP session management, specifically handling session timeouts. Requirements include: - Implementing a session extension option Ideal skills an...

HL-39580883

E-commerce App & Website Development

I'm looking to create a modern and clean e-commerce app and website for selling mobile displays, repair services, accessories, and some electronic items. Key Re...

HL-39580481

Web3 DAO Backend Developer

I'm seeking a skilled backend developer to join me in building StartVerse, a platform for funding startup ideas through DAO tokenization. This is an equity role...

HL-39580364

Complete Kotlin and Swift Driving Lesson App

--- *Title:* Complete 2 Remaining Modules in Native Online Driving Lesson Booking App (Kotlin + Swift) --- *Description:* I am looking for a skilled *native mob...

HL-39580378

E-Commerce Quick Commerce App Development

I need a skilled developer to create an e-commerce and quick commerce app focusing on physical goods with versatile delivery options. Key Requirements: - Quick...

HL-39580217

Raffle Site Development

I'm seeking an experienced web developer to create a raffle competition site. The aesthetic design is already in place; however, I need comprehensive front and...

HL-39580238

Android App Backend Development

I need a robust backend for my Android application. The backend must support: User Authentication: Implement username/password and OAuth (Google, Facebook) meth...

HL-39576877

Python Developer for Part-Time Freelance Work

I'm seeking a skilled Python developer for a part-time freelance role. The ideal candidate should have: - Proficiency in Python - Experience in software develop...

HL-39579837

Cross-Platform Business App Development

I need a skilled developer to create a business mobile app for both iOS and Android platforms. Key Requirements: - Cross-platform compatibility - User-friendly...

HL-39579711

Python & Django Setup on MacBook

I'm looking for someone to help install Python and set up a Django development environment on my MacBook running macOS Sonoma. Requirements: - Install the lates...

HL-39579734

Laravel Backend Developer for Grocery App

Laravel Developer Wanted - Build the Future of Grocery Delivery! We're hiring a skilled Laravel Developer to level up the backend of our grocery delivery app. I...

HL-39579740

Website and App Functionality Replication

I need a developer to replicate the entire functionality of thebetterlove.com, including Stripe payment integration, and the backend features of the CoachX app....

HL-39579625

ACF and CPT Integration Expert Needed

I'm looking for an experienced freelancer to integrate Advanced Custom Fields (ACF) and Custom Post Types (CPT) into my website using the Newspaper theme. Key R...

HL-39579339

Fix Facebook Event Duplication

I need help improving Facebook deduplication keys for my Pixel and Conversions API events. Currently, my conversion events are counted twice. Requirements: - Se...

HL-39579291

Airwallex Payment getaway need to integrate option _hosted-payment-page with Laravel project

HL-39579224

Build Cyber Ops RAG Chatbot

I need a Cyber Operations RAG Chatbot built using GPT-4 and PDF ingestion. You will use files I've already generated. Key Requirements: - Backend: FastAPI + vec...

HL-39579156

Multi-Vendor E-Commerce Site Development

I'm seeking an experienced web developer to create a robust multi-vendor e-commerce platform. The site will primarily host physical products. Requirements: - Ve...

HL-39579161

Steel Profiles Collection webapp

I need a web application with two interfaces: 1. **Steel Profiles Collection Interface** for input via form-based input. Users should be able to submit data abo...

HL-39579139

Firebase Web App Backend Fix

I'm developing a web app on Firebase Studio using Next.js, Node.js, and Firebase. I need help with: 1. Signup Backend Fix: After signup, placeholder data should...

HL-39579140

Marketplace Web App Development

I'm looking to develop a web app for a marketplace focused on the buying and selling of companies and businesses. Key Requirements: - User-friendly interface fo...

HL-39579142

Custom Variant Matrix for WooCommerce

I need a custom-built variant matrix for WooCommerce product pages that allows customers to select quantities for multiple sizes (and optionally colors) in one...

HL-39578991

MySQL Database Integration for Website

I need a skilled developer to link various pages of my website to a MySQL database. The pages that need integration are: - Homepage - Support US - Supporters -...

HL-39578997

HTML/PHP Data Collection Form Development

I'm seeking an experienced developer to assist with an HTML/PHP form I'm currently working on. The primary function of this form is data collection, specificall...

HL-39579062

Rebuild CSP Portal with React Native & Node.js/Python

I need my existing Customer Service Point (CSP) portal, currently built in PHP, to be rebuilt using React Native for Android and Node.js or Python for the backe...

HL-39578879

Comprehensive Tour and Travel App Development

I'm seeking a skilled developer to create a complete tour and travel app. The app will cater to multiple user roles, including customers, admins, hotels, and ve...

HL-39578895

AI-Powered Regulatory IRB Review Platform

We are developing an AI-powered platform designed to streamline the IRB review process by providing regulatory guidance, document analysis, and decision support...

HL-39578705

New Streaming Website Development

I need a full stack developer to create a new streaming website for my business, similar to Netflix. Essential functionalities: - User login and profiles - Cont...

HL-39578707

All-in-One Service App Development

I'm seeking an experienced mobile app developer to create a multitasking mobile application for my service-based radio business. The app should seamlessly integ...

HL-39578754

Custom Website Development

I'm looking for a skilled website developer to create a site based on a demo I will provide. Bangladeshi developers will receive priority for this project. The...

HL-39578770

Loyalty Integration Developer for POS

I need an experienced API developer to integrate the Cashback Reward System with my Retail Shop POS system. Key tasks include: - Connect Cashback Rewards System...