Java

Full-Stack AI Engineer for Multi-Agent System Overview I'm developing a multi-agent automation system to significantly streamline commercial and HR workflows, aiming for 99.6% automation. Scope of work... (Budget: $250 - $750 USD, Jobs: AI Agents, AI Development, Amazon Web Services, Java, LangChain, Linux, Map Reduce, Python)

I’m ready to turn a simple concept into a polished productivity app built specifically for Android. The core idea is a streamlined task and reminder system that helps users stay organized throughout the day... (Budget: $10 - $30 USD, Jobs: Android, Android App Development, Git, Java, Kotlin, Mobile App Development, PhoneGap, Prototyping)

I’m building an Android application that lets users capture four pre-defined handwritten document formats—letters, invoices, receipts, plus one internal template I’ll supply—straight from the phone camera... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, Android Studio, Image Processing, Java, Kotlin, Mobile App Development, OpenCV, Software Architecture)

I have just installed a new Android app and, as a first-time user, I need a clear understanding of every feature it offers and how to operate them confidently. What I’m looking for is a concise, beginner-friendly... (Budget: $15 - $25 USD, Jobs: Android, Android UI Design, App Development, Documentation, iPhone, Java, Mobile App Development, User Experience Research)

I need an Android application that clearly explains and visualises the penyebab tsunami dan bencana. The goal is an educational tool—simple enough for the public to grasp, yet accurate and engaging for classroom or community-outreach use... (Budget: $15 - $25 USD, Jobs: Android, Android App Development, Game Development, Infographics, Java, Kotlin, Mobile App Development, UI / User Interface)

I’m planning a mobile solution aimed exclusively at Indonesian-speaking users and need the entire experience—menus, buttons, alerts, onboarding screens, and any copy—to be presented in Bahasa Indonesia from the very first splash screen... (Budget: ₹12500 - ₹37500 INR, Jobs: Android, Android App Development, Android SDK, Android Studio, Java, JavaScript, Kotlin, Mobile App Development)

I need a compact proof-of-concept backend that can use small AI agents (Python is my preferred stack) to generate and maintain structured “world” data. The system only has to cover the essentials; it is not meant to evolve into a full game... (Budget: $250 - $750 USD, Jobs: AI Agents, AI Development, Git, Java, JavaScript, Python, REST API, SQLite)

My Node.js-based WhatsApp chatbot is taking too long to answer users. The incoming message reaches the server instantly, the logic it executes is lightweight, and the MySQL queries are trivial, yet the final reply crawls back to the user... (Budget: ₹1500 - ₹12500 INR, Jobs: API Development, API Integration, Backend Development, Database Management, Java, JavaScript, MySQL, Node.js, PHP, Software Development)

Our HDFC-aligned banking platform runs on a Java/Spring Boot stack with a custom frontend. A handful of persistent bugs are degrading the user experience, and I need them resolved quickly and cleanly.... (Budget: ₹12500 - ₹37500 INR, Jobs: Frontend Development, J2EE, Java, JavaScript, jQuery, JSP, Spring Boot, Web Development)

I’m ready to transform my social networking idea into a fully-functional Android application and need a skilled mobile developer to guide the entire build. The project is Android-only, so you’ll be working... (Budget: $250 - $750 USD, Jobs: Android, Android App Development, Android Studio, iPhone, Java, Kotlin, Mobile App Development, Mobile Development)