Java

I need a computer-based psychology task developed, specifically the thinking tasks and Posner cueing task. The tasks should measure attention and reaction time. Requirements: - Develop thinking tasks... (Budget: £90 - £260 GBP, Jobs: Data Analysis, Java, Psychology, Python, Research Writing, Software Development, Technical Writing, User Experience Research, User Interface / IA)

I am a Senior Full-Stack & AI Developer with 3+ years of professional experience and I am looking to connect with clients, founders, startups, or partners who need high-quality software development or can bring client projects... (Budget: $250 - $750 USD, Jobs: AI Development, AI Model Development, Backend Development, Full Stack Development, Java, Software Architecture, User Interface / IA, Website Design)

I'm wanting to make a Minecraft mod in fabric 1.20.1 for a server that I co-own but I have no idea how to code. I'm looking for someone to make the mod for me. I don't have much money at the moment so I won't be able to pay much... (Budget: $10 - $15 USD, Jobs: Game Design, Game Development, Game Testing, Geometry, Java, Mathematics, Modding, Software Development)

We need a simple, localized web-based portal for a trucking company to verify that drivers are picking up the correct trailers. The system will generate a QR code at dispatch which security will later scan at the gate to confirm the trailer number against their physical observations... (Budget: $250 - $750 CAD, Jobs: Flask, HTML, Java, MySQL, PHP, Python, SQLite, Web Development)

I need you to build a full-featured ERP system that fits the day-to-day realities of our chemical manufacturing plant. The platform has to be web-based, modular and fully integrated so data moves cleanly from raw-material receipt right through to final batch release... (Budget: $5000 - $10000 USD, Jobs: API Development, Database Management, Django, ERP, Java, Python, Software Architecture, Web Development)

I need a single code-base (or as close to it as the platforms allow) that will let our audience stream our catalogue of movies and TV shows on Android TV, LG webOS, Roku and Hisense Vidaa sets. The project... (Budget: $750 - $1500 USD, Jobs: Android, HTML5, Java, Mobile App Development, OTT, Software Architecture, Software Development, Video Streaming, Web Development, WebOS)

I have three Android apps that are essentially ready to ship, but I need an experienced developer to step in and guide them over the finish line. The core code is in place; what remains are the last-mile... (Budget: $30 - $250 USD, Jobs: Android, Android App Development, Android Studio, App Development, Java, Mobile App Development, Mobile App Testing, Mobile Development, Software Development, Software Testing)

Three finished Android apps are ready for their final enhancement: integrating a hosting layer so user data and media can live on a reliable back-end instead of locally on the device. All UI assets, icons,... (Budget: $30 - $250 USD, Jobs: Android, Android App Development, App Development, Backend Development, Java, Mobile App Development)

I’m building a focused social-networking experience exclusively for Android. The first release centres on one core interaction: creating and managing friend connections. Users must be able to discover... (Budget: ₹100 - ₹400 INR, Jobs: Android, Android App Development, Android Studio, API Development, C# Programming, Java, Kotlin, Mobile App Development)

I am looking for a world-class UI/UX designer for a long-term collaboration to redesign and continuously improve a professional desktop application built with Qt and QML (similar in function to Proxifier)... (Budget: €250 - €750 EUR, Jobs: Figma, Graphic Design, Java, JavaFX, Qt, UI / User Interface, User Interface / IA, UX / User Experience)

I want to build a payroll processing app for internal purposes only using: 1. Vercel → frontend + API 2. Supabase → database + auth + storage 3. Stripe → payments **Summary: The Essential Skill Set**... (Budget: $30 - $250 USD, Jobs: Full Stack Development, Java, JavaScript, Next.js, Node.js, PHP, Software Architecture, SQL)

#Project Description I’m building a productized AI system that generates draft discharge summaries for hospitals based on structured patient data. The output is a clinically structured draft that always requires physician review and sign-off... (Budget: ₹37500 - ₹75000 INR, Jobs: AI Chatbot Development, AI Development, API Development, API Integration, Java, LLM Integration, MySQL, OpenAI, PHP, Software Architecture)

Project Title: Custom Offline AI Educational Chatbot (Curriculum-Based RAG) Project Overview I am looking for a developer to create a customized AI chatbot designed for students. The primary goal is to... (Budget: $30 - $250 USD, Jobs: AI Chatbot, AI Development, Graphic Design, Java, JavaFX, Machine Learning (ML), Natural Language Processing, Python)

Project Title: AI-Based "Digital Arrest" Scam Detection System (MVP) Project Overview: I am looking for an AI/ML developer to build a functional prototype of a security system designed to detect "Digital Arrest" scams... (Budget: ₹1500 - ₹12500 INR, Jobs: C++ Programming, Computer Vision, Java, Keras, Machine Learning (ML), Natural Language Processing, Python, Software Architecture)

Need help completing MYLABIT Excel assignments. Tasks include formulas, functions, formatting, data analysis, and following assignment instructions accurately. Looking for someone experienced with Microsoft Excel and MYLABIT projects to complete the work correctly and on time... (Budget: $30 - $250 USD, Jobs: Data Entry, Data Management, Data Visualization, Excel, Excel Macros, Excel VBA, Java, Microsoft 365, Microsoft Office, Spreadsheets)

My Android game is ready for prime time; now I need an experienced developer who can steer it smoothly through Play Console submission and stand by for post-launch updates. The build is complete and tested,... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, Android App Development, App Publication, App Store Optimization, Game Development, Java, Mobile App Development, MySQL)

I need a custom-built Android application that lets me override every major device identifier for privacy testing purposes. The app must spoof the IMEI (confirmed by *#06#), serial number, all MAC addresses... (Budget: $250 - $750 USD, Jobs: Android, Android App Development, Android Studio, Java, Kotlin, Mobile App Development, Mobile Development, Software Architecture)

I need an automation specialist who can take my existing business workflows and turn them into fully-functional, self-healing AI automations inside n8n. My preference for n8n is firm, but the flows will... (Budget: ₹12500 - ₹37500 INR, Jobs: AI Development, API Integration, Automation, Java, n8n, PHP, Software Architecture, XML)

German Native Speakers Wanted for Voice Recording Task – 725 Short Sentences We still need 100 Females and 100 Males Speakers for this recording project. We are continuing to expand our German voice data project and require additional freelancers... (Budget: $5 - $10 USD, Jobs: Audio Editing, Audio Production, Audio Services, German Translator, German Tutoring, Java, Voice Acting, Voice Artist, Voice Over, Voice Talent)

My Tamil-language FM radio app is written in Java and built in Android Studio. A recent refactor has left me with a mix of syntax problems (mainly misplaced brackets and missing semicolons) and a couple of runtime crashes tied to fragment lifecycle calls... (Budget: ₹600 - ₹1500 INR, Jobs: Android, Android App Development, Android SDK, Android Studio, Java, Mobile App Development, Mobile Development, Software Architecture)