Java

I need a clear, professionally-written blueprint that I can hand straight to my developers so they can begin building a cyber-security application. The document must spell out scope, objectives, high-level... (Budget: $30 - $250 USD, Jobs: Architecture, Compliance, Computer Security, Documentation, Java, Network Security, Technical Writing, UML Design)

My React website works fine on mobiles and tablets, yet the desktop view still looks off. On the Home, About and all Product pages I’m seeing broken grid layouts and text that refuses to align where it should... (Budget: $8 - $15 USD, Jobs: CSS, Debugging, Frontend Development, HTML, Java, JavaScript, React Native, Typescript, Web Development, Website Optimization)

I’m looking for an engineer who can build a full Android-based operating system for a new line of mobile devices. This goes well beyond theming or app-level tweaks—I need the entire stack compiled, optimized and ready to flash on prototype hardware... (Budget: $15 - $25 USD, Jobs: Android, Android App Development, Android SDK, Embedded Systems, Java, Linux, Mobile App Development, Ubuntu)

I need an Android-only social networking app built from scratch, complete with a clean material-design interface, user authentication, profile creation, real-time posting, and a basic messaging feed. The... (Budget: ₹750 - ₹1250 INR, Jobs: Android, Android App Development, Android Studio, Backend Development, Java, Kotlin, Mobile App Development, PhoneGap)

I need an experienced developer to code an algorithmic trading strategy for Forex on Interactive Brokers. Key requirements: - Experience with Forex trading - Proficiency in coding for Interactive Brokers... (Budget: ₹1250 - ₹2500 INR, Jobs: Algorithm, API Development, C++ Programming, Financial Analysis, Java, PHP, Python, R Programming Language)

I need a lightweight chat-style messenger built specifically for Android so I can read incoming messages and send quick replies from the same screen. At this stage I only require the core one-to-one text... (Budget: min $50 USD, Jobs: Android, Android App Development, App Development, Java, Kotlin, Mobile App Development, Mobile Development, XMPP)

I’m putting together a brand-new SaaS product aimed squarely at fellow developers. The front end will be in React (hooks, functional components, TypeScript preferred), the back end in Node with an Express or Nest.js layer, and everything will be wired to a cloud-hosted database... (Budget: $30 - $250 USD, Jobs: Full Stack Development, Java, Nest.js, Node.js)

Project Title: Automated Web Scraper & AI Summarizer for Legal Documents (Italian Administrative Justice Portal) Project Overview: I need an automated workflow to monitor judicial rulings from the Italian Administrative Justice website (https://www.giustizia-amministrativa.it/web/guest/dcsnprr)... (Budget: €30 - €250 EUR, Jobs: API Integration, Automation, Data Processing, Java, Make.com, Python, Software Architecture, Web Scraping)

I need a complete astrology application whose core job is to generate accurate birth (natal) charts. A user should be able to enter date, exact time, and place of birth and instantly receive a visual chart with the usual planetary positions, house cusps and aspect table... (Budget: ₹12500 - ₹37500 INR, Jobs: Android, C# Programming, Flutter, Java, Mobile App Development, Node.js, React.js, Software Development)

This homework requires a working Python program that respects every constraint my instructor set. Only the libraries covered in class may be imported—specifically NumPy, Pandas, and Matplotlib. A few lightweight... (Budget: $15 - $25 USD, Jobs: Data Visualization, Java, MySQL, NumPy, Pandas, Python, Software Development, SQL, VSCode)

I need a fully white-label Android remote-support APK that carries my own app name, icon, and color scheme right out of the box. Core functionality must include real-time screen sharing, two-way file transfer,... (Budget: ₹12500 - ₹37500 INR, Jobs: Android, Android App Development, Android SDK, Android Studio, iPhone, Java, Mobile App Development, WebRTC)

The goal is to build a lightweight Android utility focused on task management. Core capability centres on notifications and reminders—covering everyday to-dos as well as specialised payment nudges and simple order-processing follow-ups—delivered reliably on Android 8.0+ devices... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, Android App Development, Android Studio, Java, Kotlin, Mobile App Development, Mobile Development, PhoneGap)

I need a robust, production-ready AI agent that can take over our entire invoicing workflow—from data capture to sending, tracking, and reconciling payments—while remaining extensible enough to plug into future inventory and customer-service automations... (Budget: ₹37500 - ₹75000 INR, Jobs: AI Chatbot Development, AI Development, AI Model Integration, AI Text-to-text, AI Writing, API Development, Java, PHP, Python, Software Architecture)

I’m ready to have a brand-new feature built from scratch for my mobile application, and the entire codebase needs to be written in pure Java. Performance, clean architecture, and clear inline documentation... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, Android App Development, API Development, Java, Kotlin, Mobile App Development, Mobile Development, Software Architecture, Software Development, Technical Writing)

I have an Android application whose code is fully obfuscated and packed—only the encrypted APK is available. As soon as the app starts it shows a user-prompt dialog that I need removed. Everything else... (Budget: ₹600 - ₹1500 INR, Jobs: Android, Android App Development, Android SDK, Android Studio, Java, Mobile App Development, Reverse Engineering, Software Architecture)

I’m planning to launch a new blockchain-based product and I need an experienced developer who can guide me from concept to main-net deployment. At this stage I’m flexible about the exact stack—Ethereum,... (Budget: $250 - $750 USD, Jobs: Blockchain, Ethereum, Java, Node.js, Smart Contracts, Software Architecture, Solana, UML Design)

I’m a Python developer who delivers end-to-end IT and Software Services for small to medium-sized businesses. My core offerings include custom software development, scalable cloud services, GenAI integrations, web applications and bespoke automation tools... (Budget: ₹600 - ₹1500 INR, Jobs: Automation, Business Development, GenAI, Java, Linux, Management, Python, Sales, Software Architecture)

The first slice of our game’s frontend is already in place, but the UI needs a visual and usability upgrade before we move forward. Beginning tomorrow, I’d like you to step in, take ownership of the codebase, and carry the project all the way to production... (Budget: $15 - $25 USD, Jobs: API Development, Full Stack Development, Game Development, Java, JavaScript, Node.js, NoSQL Couch & Mongo, UI / User Interface)

A responsive frontend web application built for a photography business to showcase services, portfolios, and client information. The platform focuses on clean UI design, smooth navigation, and optimized performance... (Budget: ₹600 - ₹1500 INR, Jobs: Android, API Integration, Database Design, Django, FastAPI, Full Stack Development, Java, Kotlin, Node.js, SaaS)

I need a mobile app that utilizes Excel for basic arithmetic calculations on number inputs. The app should be user-friendly and efficient. Key Requirements: - Perform basic arithmetic operations (add,... (Budget: ₹600 - ₹1500 INR, Jobs: Android, iPhone, Java, Mobile App Development, Mobile Development, UI / User Interface, User Experience Research, UX / User Experience)