Search Results for: Java
Found 7120 result(s).
AI Custom Emotional Self-Reflection App Developer Needed
We are seeking a skilled developer to implement a custom-designed emotional self-reflection app. The project involves utilizing a fully written logic system to create a user-friendly interface and engaging functionalities. The ideal candidate will have experience in app development and a passion for mental well-being. If you have a strong portfolio of similar projects and can deliver on time, we w...
Job Type: Hourly: $12.00 - $38.00
Mobile (react-native / cross platform) application developer
A2E Solutions is currently seeking an innovative, skilled, computer science or similar major to continue development on a cloud based application utilizing smartphone apps to enhance the lives of individuals with cognitive challenges, such as those on the autism spectrum.
Job Type: Hourly
Mobile App Mobile App Development Android App Development React JavaScript React Native Node.js
Website and App Development with Backtesting and Custom APIs
We are seeking a skilled developer to create a comprehensive website and mobile app from the ground up. The project requires expertise in backtesting functionalities, seamless front-end and back-end development, integration of custom APIs, robust database management, and secure payment processing. The ideal candidate should have experience in delivering high-quality, scalable applications that pri...
Job Type: Hourly
“Mid-Level Coder for Trust App with AI - $3340”
Build a main app (API) for companies and a light app (truthlayer.io/light)—checks videos, tokens, assets, votes, anything using AI (e.g., Hybrid Mamba-Diffusion) + blockchain (e.g., Sui). Add badge, link checker, ‘why’ message, mobile-friendly, score list, report button, secret voting + totals. $3,390 fixed—21 days—NDA required—code provided. Upwork only—no off-platform.
Job Type: Fixed price
Web Development API Development AI App Development JavaScript Python Blockchain AI Classifier
Video chat app development. 4k fixed pay
Similar to FaceTime and google duo with a few new features, texting.
Job Type: Fixed price
In-App Purchases Smartphone User Authentication Review or Feedback Collection User Profile Creation Java Swift Objective-C Ruby
Need help deploying my app
Hi, I’m looking for someone to help me build and improve a children’s educational app. I’m using Firebase and Replit. I want to work together one-on-one and I’m only looking for someone I can trust long term. Are you open to doing screen shares and check-ins so I stay involved and learn while we build? Also: I take security seriously. Can you tell me how you usually work with clients to protect th...
Job Type: Hourly: $10.00 - $15.00
Embedded Systems Developer for 6-Door iPhone Controlled Rental System
We are seeking a talented embedded systems developer to create a 6-door control system that can be operated via an iPhone for rental equipment. This project involves designing the hardware and software to ensure seamless integration with mobile devices. The ideal candidate will have a strong background in embedded systems and experience with mobile app communication. If you're passionate about inn...
Job Type: Hourly: $35.00 - $45.00
Web & Mobile App Developer for Real Estate Platform Maintenance
We are seeking an experienced Web & Mobile App Developer to maintain and enhance our Real Estate platform built with React and React Native. The ideal candidate will be responsible for troubleshooting issues, implementing new features, and ensuring optimal performance across all devices. A strong background in real estate applications is a plus. If you have a passion for real estate technology...
Job Type: Hourly: $50.00 - $70.00
Mobile App Development Web Development React React Native JavaScript Android iOS
App Development and Maintenance Specialist Needed
We are seeking a skilled developer to assist with the ongoing development and maintenance of our existing application. The ideal candidate will provide accurate timeframes for project milestones and realistic budget estimates. Your role will involve troubleshooting issues, implementing new features, and ensuring the app functions smoothly. If you are detail-oriented and can communicate effectively...
Job Type: Hourly: $40.00 - $55.00
Experienced React Native Engineer Needed for Short-Term Project
We're looking for an experienced React Native engineer to help us build our mobile application for the next 8-12 weeks. We have designs, backend endpoints and a backend engineer with whom you'd collaborate, as well as a Senior React Native engineer who would be working on a separate part of the application.
Job Type: Hourly: $15.00 - $40.00