Backend Development projects — HireLancer archive

ID / Date Listing

Real-Time Team Research App MVP -- 2

1. Project Overview & Goal I am a PhD researcher. I need a Minimum Viable Product (MVP) for a data collection system to study team dynamics. The focus is on cre...

HL-39906582

Build event creation, team invites, and a caterer quote/bid system.

Project: Enhance Catering Platform with Event Creation, Team Coordination, & Caterer Bidding Features We are ecater.io, a growing online marketplace connecting...

HL-39906400

Real-Time Team Research App MVP

1. Project Overview & Goal I am a PhD researcher. I need a Minimum Viable Product (MVP) for a data collection system to study team dynamics. The focus is on cre...

HL-39906089

CodeIgniter Complete SEO Integration & Tracking - budget is Rs. 1500 Fixed, Remote on Any Desk

We need an experienced CodeIgniter PHP developer to integrate our SEO Management and Blog SEO sections with the database on www.niveshkaro.com (under developmen...

HL-39905939

Anonymous Incident Reporting Web App

Requirements Specification – Web Application for Anonymous Incident Reporting 1. Project Objective Development of a secure and GDPR-compliant web application th...

HL-39905951

Shopify App Integration (Backend, APIs, OAuth 2.0, Zapier, App Store Approval

I already have the UI of my Shopify app developed (AI-designed) — this project focuses only on backend and integration work, not a full build from scratch. I’m...

HL-39905533

Versatile Python Development Project Assistance

Looking for a python developer to work along my project team. If you match this requirment, connect with me. Job Title: Backend Engineer About the Role: We’re l...

HL-39905608

Recharge & Bill Payment App

I’m looking for a developer who can build a functional prototype of a cross-platform mobile app for both iOS and Android. The app’s purpose is straightforward:...

HL-39905625

Finalize Node.js Time Tracker

I have a nearly completed employee-time-tracking app built with Node.js and the Vibe Coding stack. Before we can release it internally, a few stubborn bugs are...

HL-39905477

Laravel Financial Calculators Suite

I’m looking for a Laravel developer who can create a small suite of web-based financial calculators aimed at individual users. The suite will include: • Loan /...

HL-39905267

Develop Strong Backend Java API Application for Fintech Company on AWS

I am looking for a skilled developer to help me develop a strong backend application in Java for my financial technology project. The ideal candidate should hav...

HL-39904930

Global Business Community Platform

I'm seeking an experienced developer to create a comprehensive community-based platform tailored exclusively for businesses of all sizes. This platform will enc...

HL-39904938

Android IAP Integration for Unity Game

Project: In-App Purchase (IAP) Integration for Android Unity Game https://play.google.com/store/apps/details?id=com.Gametechnos.playtowin Project Overview: I ne...

HL-39904946

React Native Hiring Platform

I’m building a cross-platform recruitment app and need a React Native expert who can take it from wireframe to a functional prototype and Finally Production for...

HL-39904794

Full stack engineer -- 3

We are seeking an experienced full-stack developer to build and maintain a sports tournament website. The ideal candidate will have expertise in Next.js and Nod...

HL-39904642

Build Full-Stack eSports Platform with Player Profiles, Leaderboards & Multi-Language Support

Im looking for an experienced full-stack developer to build a complete eSports platform from scratch. All development, including design, backend, frontend, and...

HL-39904497

Nárazový React/Python vývoj

Potřebujeme spolehlivého webového vývojáře, na kterého se můžeme obrátit vždy, když nám přibude práce na vlastním produktu nebo na zakázkách pro naše klienty. V...

HL-39904432

Fix Backend + API Bugs on My React SaaS Platform (SerpAPI, Node.js)

I’m looking for an experienced backend developer to finalize a SaaS product. The dashboard is built using SerpAPI, with React and Node.js. I need help to: • Fix...

HL-39904264

Laravel Restaurant Ordering System

class OrderController extends Controller { public function place(Request $request) { $request->validate([ 'token'=>'required|string', 'items'=>'required|array|m...

HL-39904329

Cross-Platform Community App Development

I’m building a mobile app whose sole purpose is to help people discover and connect with others who share their interests. The core of the product is a clean, i...

HL-39904316

Aplicación Web con Relevador USB

Necesito desarrollar una pequeña aplicación que se integre directamente con la página web de mi cliente. La función principal será verificar datos de pago: el s...

HL-39904125

Sales Workflow Automation SaaS Build

I’m rolling out a mid-sized TypeScript backend built on Hono that connects the OpenAI API with Pipedrive to automate key parts of our sales funnel. The mission...

HL-39904138

OpenSign 2FA & Admin UI

Ich betreue das Open-Source-Projekt „OpenSignTOTP“, eine React-Frontend- und Node.js/Express-Backend-Anwendung, die in Docker-Containern läuft und PDF-Dokumente...

HL-39904192

Live Streaming Coin App

About Us: We are building a modern live-streaming platform where performers can broadcast, engage with fans, and receive virtual gifts and donations through an...

HL-39904196

WordPress Development for Product Catalog

WordPress Company Website (Simple Catalog) Reference: almadinuhalhadiahcompany.com We provide: all text, images, logos, brands, and product details. Goal: Clean...

HL-39903749

Senior WordPress Developer Needed for Custom plugin enhancement

we are looking for a wordpress developer who can work with us on projects. Currently we have an issue with a custom plugin made by another developer that is cau...

HL-39903755

Java Backend MVP Setup

I have a stripped-down MVP already mapped out and need a Java backend built exactly to that roadmap. For this first pass I only need the essentials: • User auth...

HL-39903379

Revive Crazy Shooter Online with Private Server

I want to revive an old game called Crazy Shooter Online (CSO) by creating a private server for it. My goal is to have the game run exactly like the original ve...

HL-39903183

Need a flutter and php developer for dimandium ( please bid your final price no negotiations on message)

We’re using Demandium (Flutter + Laravel) and need a developer for minor UI and logic updates, such as: • Adjusting layout and design in Flutter screens • Fixin...

HL-39898251

Android Social Networking App

I want to build a full-featured social networking application exclusively for Android. The core of the project is the complete design and development of an app...

HL-39902991

Turbocharge TrustyGCC.com & Implement Crypto Payments

Website Speed Optimization & USDT Payment Integration Website: www.trustygcc.com ⸻ 1. Project Overview The goal is to: 1. Optimize the website speed and perform...

HL-39902718

Laravel Feature Development Help

We have a Laravel software system which is hosted on Amazon AWS. The solution requires ongoing support so we are looking for somebody who can work with us on a...

HL-39902533

Build AI-Integrated FlutterFlow MVP (Firebase + OpenAI + AES Encryption)

## Project: AI Platforms (Humind + AdMind) **Budget:** 850 USD (Milestones: 30% / 70%) **Duration:** 3 weeks (MVP stage) --- ### Description We are building two...

HL-39902624

Subscription Healthcare App Development

I’m looking to build a healthcare app whose core value is a subscription-based model rather than pay-per-visit. Users will be able to choose between two members...

HL-39902646

Part-Time Web App Maintenance Partner

My web application, meetmeup.in, is about to grow and now needs a technically minded partner who can step in on a part-time, freelance basis to keep everything...

HL-39902436

Cross-Platform Teaching App Development

I’m ready to build a dedicated teaching application that runs smoothly on both iOS and Android. The core idea is simple: give learners a clean, engaging way to...

HL-39901898

NodeJS/MongoDB to PHP/MySQL backend project migration -- 3

I have a fully-working backend application running on a NodeJS + MongoDB stack, and I now need the entire codebase translated to PHP (preferably 8.x) with a MyS...

HL-39901793

Custom Web App Development with User Authentication

We’re building a web application for user to upload the video or provide link to the YouTube-hosted videos. The system requires: Frontend: Dashboard for video u...

HL-39901594

Facebook Pixel Backend Setup

I’m running a new Facebook advertising campaign for my corporate website, but because the site is entirely custom-built there’s no plug-and-play option for addi...

HL-39901487

Food App Prototype

I have a visually appealing UI navigation and code generated using AI tools such as Canva and Lovable.AI which needs code updates and some level of backend inte...