Backend Development projects — HireLancer archive

ID / Date Listing

Situs Slot Klasik Menguntungkan

Saya ingin sebuah situs slot yang dirancang khusus untuk menghasilkan pendapatan. Fokus permainannya adalah slot klasik—reel sederhana, tempo cepat, dan mekanis...

HL-40028133

WordPress Developer Needed to Extend GiveWP (Custom Tip Add-On)

We are a nonprofit organization using the GiveWP donation plugin on WordPress. We need a small custom add-on that adds an optional “Tip” field to the donation f...

HL-40027891

Web & Mobile App Development.

My project is a social media website, I want a freelancer who can help me long term and be part of my team.

HL-40027755

Full Stack Engineer for Middle Eastern Platform

I’m building a new online platform for the Middle East market, and I’m looking for a talented Full Stack Engineer to join me on this project. The idea is exciti...

HL-40027562

Cross-Platform Social Connection App

We need a team to build a full Social Connection Platform with: • iOS App • Android App • Web App • Admin Panel • Backend (API + DB) + AWS Deployment Key Featur...

HL-40027581

Custom VPN Development

I am looking for a developer to build a simple VPN MVP with two servers (India and Pakistan), a basic Android app, and a lightweight backend. The VPN should wor...

HL-40027502

Driver Dispatch App Suite

System Components: Admin Web Dashboard Driver Mobile App (Android) Driver App Requirements: View all assigned jobs (sorted by date) Each job shows: Driver Airli...

HL-40026849

WhatsApp OTP + Booking Confirmation Integration (Flutter Apps + PHP Backend) Bid your final price only no negotiations on msg

Project Summary ( bid your final price only no negotiations on msg ) We have: • A customer mobile & web app (Flutter) • A service man/technician mobile app (Flu...

HL-40026880

All-In-One Course Creator SaaS (Kajabi-Level Platform) -- 2

PLEASE READ THIS COMPLETELY BEFORE BIDDING This project aims to develop a complete all-in-one platform for online course creators, similar in scope and function...

HL-40026690

Commercial logistics app Development

The Transportation App Development project aims to design and build a user-friendly, efficient, and smart mobile application that simplifies the movement of peo...

HL-40026705

Firebase-Supabase Migration & UI

I’m looking for a Flutter-friendly backend specialist who can take our existing Firebase stack and move it cleanly to Supabase, then wire up a new “Listings” sc...

HL-40013183

Website audit + bugfixes + security hardening + data updation + seo friendly— make all website features, pages, code & admin panel fully functional (manaslutech.com)

We need an experienced web dev / security engineer to perform a full functional & security audit of manaslutech.com (frontend, backend & admin), fix all major/m...

HL-40026482

Python Backend Developer for Trading

We’re building a trading and market-data platform that streams live prices across Indian equities, major forex pairs, and top crypto exchanges. We’re looking fo...

HL-40026498

Flutterflow Marketplace App fejlesztése (Firebase backenddel)

1. Projekt rövid leírása Egy olyan mobilos Marketplace alkalmazást szeretnék fejleszteni FlutterFlow alapokon, amely működésében hasonlít a Vintedre, azonban cs...

HL-40026529

Social Network Messaging APK

I’m building an Android-based jejaring sosial that revolves around real-time conversations. The core of the project is an APK that delivers smooth pesan instan...

HL-40026396

Complete End-to-End Mobile Platform Development

I’m looking for an experienced development team (not junior freelancers, not hobbyists) to build a complete end-to-end platform consisting of: 1. Client Mobile...

HL-40026430

Fix AI Software Backend Integrations

My AI application is mostly built, but it still refuses to run smoothly. The main road-block is the backend: connections to the database, several third-party AP...

HL-40026283

Web App Penyewaan Loker Ringkas

Saya sedang merancang sistem penyewaan loker untuk pelajar dan guru di sekolah kami dan memerlukan prototaip web-app yang boleh terus digunakan di persekitaran...

HL-40025887

Supabase B2B Form Site Build (Budget $500)

I need a production-ready B2B e-commerce “form-filling” website built with Supabase as the backend and Vercel for hosting. The project must live in a connected...

HL-40025897

React Full-Stack website Completion

The core build of my React application is 90 % finished, but I still need an experienced full-stack hand to take it across the line into production. Your two ke...

HL-40025861

Cross-Platform Secure App Build

I’m ready to take an idea from concept to a fully functioning mobile application and I’m looking for someone who can handle every layer of the stack. The end re...

HL-40025733

Migration Project

Migration Project Plan Project Name: NutriCare Pro – Base44 Exit & Global Deployment Phase 1 Goals: Understand exactly how your current NutriCare Pro app uses B...

HL-40025672

Python Django AI System Architect

Hi! I’m building a complete operations system for the cleaning industry, consisting of three integrated portals — a client portal, a cleaner portal, and an admi...

HL-40025676

NovaTechX.dcms.com

I’ve just wrapped up a sleek, black-and-white fitness-center website packed with smooth animations, a Home-Services-About-Contact structure, built-in SEO, fast...

HL-40025587

Affordable FiveM Developer for vMenu Server Assistance

Summary I am seeking an experienced FiveM developer who can assist with my vMenu server. The ideal candidate should be familiar with server configurations and s...

HL-40025283

Quick Python Google Cloud Jenkins developer

I need a developer available on-demand (Monday to Friday, 09:00–18:00 CET). I am looking for someone who can be ready to code when I send a task. Tasks are usua...

HL-40025310

EspoCRM SMS Module Development

Espocrm: I need the following 1. Ability to send outbound sms (telnyx), from contacts and leads. 2. A separate sms hub accessed from the left menu. Would be SMS...

HL-40025106

JqGrid MySQL Integration

I have a JqGrid component developed with the following functionalities: - Data sorting and filtering - Inline editing - Exporting data to CSV/Excel The data sou...

HL-40025128

Full-Featured Online Store Build

This project centres on building a clean, responsive e-commerce website for selling physical products. The finished site must handle everything from browsing to...

HL-40025009

Postgres-Powered Intranet Portal

Read and see attachements and then BID . I need a secure, web-based intranet portal built around a PostgreSQL database that lets our teams update on projects an...

HL-40024967

Shopify Product Recommendation Quiz

I need a custom quiz built on my Shopify store that lives on its own dedicated page and guides visitors through multiple-choice questions, then recommends the b...

HL-40024968

Actively seeking full stack developers from US, Canada and Australia

About Us We help junior engineers and interns transition into senior software engineering roles. Once hired, we provide ongoing support — including a benefit eq...

HL-40024656

Full-Fleet Vehicle Tracking Mobile Ecosystem

Full Vehicle Tracking System — Admin Dashboard App + Client App + Driver App Description: I am looking for a professional developer to build a complete mobile e...

HL-40024673

Website Development Required – Matching the Design & Functionality (wordpress or SuqareSpace)

Hello Developers, I hope you’re doing well. I’m looking for a skilled web developer (or development team) to build a new website that matches the design, struct...

HL-40024703

Lead Generation Backend Development

I’m building a new lead-generation platform and need a clean, scalable backend that can ingest and store three distinct data streams for every prospect: their b...

HL-40024750

Complete CRM Dialer Integration and Features

I need assistance completing the integration and functionality of a partially developed CRM dialer. The following tasks are required: - Adding an electronic sig...

HL-40024494

AI & Voice Transcription Developer (OpenAI Whisper) - Must be based within the European Union (EU). -- 2

We are seeking an experienced AI and Voice Transcription Consultant with strong expertise in OpenAI’s Whisper model. The ideal candidate is a highly independent...

HL-40024389

High-Speed Solana Web App - 30/11/2025 04:48 EST

I am looking to hire a developer for a high-performance web application. Full project details will be discussed later. You must have proven, professional experi...

HL-40023989

Simple Web Development Assistance

I need a complete website built from scratch and want a developer who can guide me on the best structure, stack, and workflow. At this stage the concept is open...

HL-40024181

Need Senior FastAPI + React Architect

Senior FastAPI + React Architect for CPQ Rules Engine ## Role overview Join a small, senior team to design and build a configurable CPQ (Configure-Price-Quote)...