Java

I need an experienced mobile developer to turn my idea, “Mukamann1212,” into a polished social-media application for Android. The core objective is to let users create profiles, share posts, and connect... (Budget: €100 - €101 EUR, Jobs: Android, Android App Development, Java, Kotlin, Mobile App Development, Node.js, XMPP)

I’m looking to have a full-featured e-commerce application built in Flutter that runs smoothly on both Android and iOS. The core flow is straightforward: shoppers browse a product catalog, locate items quickly through search, add them to a cart, and complete checkout all within the app... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, API Integration, App Development, Dart, Flutter, iOS, iPhone, Java, Mobile App Development, Python)

I already have a working Android project ZIP for my railway information app "ChaloTrain". The major UI and app structure are already developed. I need an experienced Android + Backend developer to complete the remaining work and take the existing project to Google Play Store publication... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, Android App Development, API Integration, Backend Development, Java, Kotlin, Mobile App Development, PHP)

I’ve pushed Clickmate as far as it will go: ~300 k points in 30 seconds. I now need a purpose-built auto-clicker for the ShareChat coin-loot mini-game that doubles that throughput while staying rock-solid on my Tecno Spark 10 5G (Android 13)... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, Android App Development, Android SDK, Android Studio, Automation, C++ Programming, Java, Mobile App Development, Python)

I need a seasoned full-stack developer to build a secure digital identity system that works seamlessly across both web and mobile. Core functionality must include: • Robust user authentication and verification... (Budget: $250 - $750 USD, Jobs: AngularJS, API Development, Full Stack Development, Java, JavaScript, Node.js, React Native, Web Development)

I need a complete, offline Administration Management System for my school that can run smoothly on our local network with no reliance on an internet connection. The core requirement is a robust back-office... (Budget: ₹1500 - ₹12500 INR, Jobs: .NET, Data Management, Database Management, Desktop Application, Java, Python, Software Development, System Administration)

Build HASH (#) OS — a new smartphone operating system by Fly Frisson. We need an experienced Android/AOSP system engineer to build our first bootable prototype on real smartphone hardware. The work includes... (Budget: ₹37500 - ₹75000 INR, Jobs: Android, Android App Development, Android SDK, Android Studio, Android UI Design, Java, Linux, Mobile App Development, Rust, XMPP)

We have an urgent requirement for legacy enterprise software projects/codebases. We are looking for privately owned repositories with substantial development history, real-world business logic, and genuinely human-developed code... (Budget: ₹250000 - ₹500000 INR, Jobs: .NET, C Programming, C# Programming, C++ Programming, COBOL, Fortran, Java, Rust)

I need a fresh, fully-functional digital signing key that lets me compile and distribute my own Android apps without any “unknown publisher” warnings. Think of the certificate Google Play assigns when an APK is uploaded: that’s the result I’m after, but held entirely under my control... (Budget: ₹12500 - ₹37500 INR, Jobs: Android, Android App Development, Android Studio, Java, Kotlin, Mobile App Development, Mobile App Testing, Mobile Development)

AI Wrapper Design A Comprehensive Guide to Building Intelligent Interface Layers Architecture Implementation Best Practices (Budget: $15 - $25 USD, Jobs: AI Consulting, AI Design, AI Development, AI Model Development, Graphic Design, Java, Software Architecture, UML Design)

Greetings from Freelancer We are looking for an experienced Freelance Technical Recruiter / Technical Interviewer to support the screening and technical evaluation of Senior Full Stack Developers for a global engineering team supporting Android TV and platform operations... (Budget: $8 - $15 USD, Jobs: Agile Development, Candidate Screening, Full Stack Development, Java, Linkedin, LinkedIn Recruiting, Local Job, Recruitment, Talent Acquisition, Technical Interviewing)

I want to develop a new, original app inspired by the features and functionality of an existing app. Please do not copy or extract the existing app’s source code, private APIs, credentials, copyrighted assets, or proprietary files... (Budget: ₹100 - ₹400 INR, Jobs: Android, API Development, App Development, Backend Development, Frontend Development, Java, Mobile App Development, Software Architecture)

I need a compact yet reliable software component that can accept, validate, and record financial transactions end-to-end. The core focus is on accuracy, speed, and an auditable trail so every movement of money is traceable down to the smallest detail... (Budget: $2 - $8 USD, Jobs: Accounting, API Development, Database Design, Financial Software Development, Java, PHP, Software Architecture, Software Development, Virtual Assistant)

Project Title StayEase – Full-Stack Hotel Booking System Development Project Description I have developed a full-stack hotel booking website called StayEase, similar to platforms like Booking.com. The... (Budget: ₹12500 - ₹37500 INR, Jobs: CSS, Database Management, Full Stack Development, Java, JavaScript, MySQL, React.js, REST API, Spring Boot, Typescript)

I have an operational GameFi platform written in React and Node.js that already connects to the blockchain, supports crypto-wallet log-ins and token-based game logic. To reach production scale I now need a hands-on technical partner who can both audit what exists and drive the next wave of features... (Budget: $25 - $50 USD, Jobs: AngularJS, Blockchain, Game Development, Java, JavaScript, Node.js, Solidity, Web3.js)

We are looking for an experienced Workflow Automation Engineer to build the core automation infrastructure for a recruitment/staffing operations system. The system will automate repetitive recruitment workflows while keeping recruiters involved in important decisions... (Budget: ₹12500 - ₹37500 INR, Jobs: API Integration, Automation, CRM, Database Programming, Java, JSON, n8n, PostgreSQL, Salesforce App Development, Workflow Automation)

I’m building a new mobile application and need an experienced Android developer to turn my concept into a polished, production-ready app. This is a pure software development project focused solely on the Android platform; no iOS work is required... (Budget: ₹750 - ₹1250 INR, Jobs: Android, Android App Development, API Integration, CI/CD, iPhone, Java, Kotlin, Mobile App Development)

I'm looking for an experienced Minecraft plugin developer to create a job-based economy system for my server. The plugin should include: - Job creation and management - Player job assignments - Earning... (Budget: €30 - €250 EUR, Jobs: Game Design, Game Development, Game Programming, Java, JavaScript, Minecraft, PHP, Software Architecture)

I want to automate the analysis of my time-series data so that recurring patterns surface instantly and with reliable accuracy. This project is pure data analysis—no chatbots or customer-service flows—so... (Budget: ₹12500 - ₹37500 INR, Jobs: Data Analysis, Data Processing, Java, Pandas, Python, Pytorch, Software Architecture, Tensorflow)

I’m planning a new development project and need a skilled developer to bring it to life from the ground up. At this stage the core idea is defined, but the technical stack and exact feature list are still flexible... (Budget: $250 - $750 USD, Jobs: Java, JavaScript, Mobile App Development, Project Management, Python, Software Architecture, Software Development, Web Development)