Java Microservice Developer for Real-Time Communication
We are seeking experienced Java developer to design and implement a Spring Boot microservice that enables real-time communication between a cloud-based applicat...
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Homepage Backend API
I need a clean, reliable backend to power the homepage of my site. My only explicit preference so far is that the core be built around an “api” approach, so the...
Read moreExpert Software Developers for Digital Solutions
I am looking for skilled and motivated Software Developers(Native English) to join our team and help build and maintain digital solutions for our growing busine...
Read moreAcertar alguns parâmetros da API Evolution
Preciso de um ajuste pontual na API EVOLUTION. O objetivo principal é corrigir alguns parâmetros que estão retornando erro. Escopo essencial: Criar ou ajustar o...
Read moreLaravel API Integration Overhaul
I have an existing Laravel backend that already exposes a set of REST APIs. A legacy Blade-based frontend is still attached to the project, but I now have a bra...
Read moreAzure RESTful API Development
I need a RESTful API developed to interact with PowerBI on Azure. The API will be responsible for sending batch data to PowerBI. Key requirements include: - Set...
Read moreAdd JWT Authorization to Spring Boot
My existing Spring Boot web application already exposes several REST endpoints; what’s missing is a proper JWT layer so each call can be authorised securely. I...
Read moreTraccar Trip History Submission Tool
I regularly test reports on my self-hosted Traccar server and need a small web application that lets me inject completely fictional GPS trips for any vehicle in...
Read moreE-Commerce Android App Development
I’m looking for an Android developer to create a business-grade e-commerce app for my company. The app’s main purpose is to let customers browse our catalogue a...
Read moreFast Node.js REST APIs via UCG
I am looking for someone who has already used https://www.npmjs.com/package/ucg to develop NodeJS APIs quickly. I need someone with minimum turn around time in...
Read moreDelphi uniGUI e-Invoice Module
My current billing platform is built with Delphi and uniGUI and now must comply with the Dominican Republic’s electronic-comprobante (e-CF) requirements. I need...
Read moreAWS Backend Development
I am needing a backend developer to assist with Go with Fiber Framework - High-performance API services Cloudflare API Gateway + Workers - API management and ed...
Read moreDevelopment: Java Web Services
Design and implementation of secure, scalable RESTful Java services with modern frameworks and delivery practices. Tasks Development of robust, scalable and sec...
Read moreAstrology App Development in Python
My Python-based astrology application is partially built, and I need an experienced developer to carry it through to a production-ready state. The work spans th...
Read moreFix Failing Data Retrieval API
My production web application has a single Data Retrieval endpoint that suddenly stopped behaving. The route had been stable for months, but today every call re...
Read moreLegacy MVC to .NET Core API
I need to migrate several legacy .NET MVC controller classes into a clean, versioned RESTful API built on .NET Core. The goal is to keep every existing feature...
Read moreHourly Django & Angular Developer
I run a busy website-development firm and need a reliable full-stack partner who will work with me on an hourly basis—please only respond if that arrangement su...
Read moreAngular Node E-commerce Website
I already have complete, high-fidelity mock-ups for every screen of a new online store and now need them brought to life as a fully responsive web application....
Read moreUrgent Spring Boot GET API
I need a focused Java/Spring Boot developer who can jump in right now and finish a JIRA story before the day ends. The story is straightforward but time-critica...
Read moreOpen Source Python Developer
Are you looking for freelance work that truly makes a difference? Do you want your code to support an NGO helping people with serious diseases? Would you like t...
Read moreWdrożenie biblioteki UPS (ShipStream / ups-rest-php-sdk)
Projekt to mikro serwis (bez UI) który będzie mostem pomiędzy UPS a aplikacjami docelowymi (klienckimi). Mikro serwis ma być zbudowany w PHP i używać w/w biblio...
Read moreDevelopment and Deployment of Backend for WhatsApp Web QR Integration with CRM (Node.js on Contabo VPS)
We are looking for an experienced Full-Stack or Backend developer to build and deploy a dedicated backend service (“WhatsApp Bridge”) that allows the integratio...
Read moreAndroid Banking App Development
I need an Android-only banking app built from scratch. For this first release the scope is intentionally tight: users must be able to sign in, authenticate with...
Read moreExperienced Blockchain & Token Developers Needed -- 2
Project Title:** Hiring Blockchain & Token Developers **Description:** I am looking for skilled and experienced **Blockchain Developers** and **Token Developers...
Read morePlaywright REST API Test Framework
I’m putting together a robust Playwright-based framework that will exercise our RESTful endpoints and dramatically expand our current test coverage. The goal is...
Read moreComplete Angular Document Converter
FIXED PRICE CONTRACT ONLY I have an Angular + nxt.js document-conversion app running on Firebase that is almost ready for launch. The very first milestone—and m...
Read moreCredit Card Generator Demo System with credit card reader
I’m putting together a small demo that can churn out realistic-looking, fully Luhn-compliant credit-card details so I can stress-test our payment stack from end...
Read moreBackend API & CMS Development
I need a robust backend API that powers a multi-format news platform and an accompanying admin panel. The API must cleanly serve two primary content streams—sta...
Read moreAutomate Vimeo Live Stream Setup
I need a developer who knows the Vimeo API inside-out to build a small automation that creates and configures live streams for me on demand. The goal is simple:...
Read moreFlutter UI & API Update
I have an almost-finished Flutter app that needs a round of polishing so we can push it to production. The priorities are very clear: • Refresh the home-screen...
Read moreJava Room Reservation Web App
I want to build a Java-based web application that handles room reservations from end to end. Users must be able to create an account, sign in securely, view ava...
Read moreOn-Demand Senior Java Support
I regularly pick up new Jira stories that call for end-to-end feature development across our microservice ecosystem. The stack is pure Java—Spring Boot, RESTful...
Read moreAutomated WhatsApp Notifications Integration
I want my application to trigger automated notifications through the official WhatsApp Business API. The core requirement is a clean, fully documented integrati...
Read moreLaravel Admin & API Revamp
My Laravel-based admin panel is ready for a refresh. I already have the full redesign in clean, responsive HTML/CSS, so the first task is to swap the current Bl...
Read moreSaaS Developer (Stripe Integration + User Management)
We are building an AI-powered SaaS platform and need a skilled developer to help us finalize the payment, user management, and database system. The core AI func...
Read moreGolang Developer -- 2
I have a solid draft of my professional summary that already covers my four-plus years of work with Golang, Terraform, and AWS. What I need now is a concise, im...
Read moreOMS Backend Developer (only Chinese Speaker)
Our Order Management System powers multiple e-commerce storefronts and logistics partners, but a growing codebase of legacy Python/Django services is holding us...
Read moreAPI Extraction & Website/App Development
Extract API and create website and application Developing the Extraction Process: Create advanced algorithms to accurately extract data from store APIs, handlin...
Read moreFull-Stack Software Development Team
Hello, I have a professional coding team with years of experience in delivering and managing a wide range of software projects. We can handle all types of proje...
Read moreIntegrating Blockchain Technologies by Astra Byte Sync
Our project started last year but it was paused over 6 months. And now we are gonna resume the project. This role is ideal for a developer who enjoys working ac...
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