Project Overview We have a Google Sheet with vehicle installation data and have already created a basic AppSheet application. We now need a professional AppSheet developer to complete the app setup and make it ready for daily use by our technicians. Sco...

We are inviting 500 freelancers across the United States to participate in a unique one-time image data collection project using a client-provided mobile app. This project is part of a large-scale global initiative to enhance AI, machine learning, and com...

I run a small digital studio with a steady pipeline of client work and I’m looking to form long-term partnerships with developers who can move comfortably between web projects and full-featured mobile apps. Every mobile brief I receive targets both iOS an...

I’m looking to have a full-featured CRM built specifically for an equipment hire operation that turns over more than a thousand individual products. Think of the workflow you see in Booqable, Hirehop or Insphire—that’s the benchmark I’m aiming for and I’d...

I’m rolling out a major expansion of our online betting platform and need everyday users to put the new features through their paces. After registering a real account, you’ll play across the available casino, card and sports-betting titles, then give me s...

I have a Flutter application currently built with **targetSdkVersion 34**, but as per the latest Google Play Store requirements (starting in 2024), all new app submissions and updates must target **API level 35** or higher. I need an experienced Flutter...

I’ve already built an IVR in Twilio that forwards every inbound call to our SIP endpoint and works well. The next piece I need is shared call-park lines so any agent can place a caller on hold and another agent can resume the same call from a different ph...

We are inviting 500 freelancers across the United States to participate in a unique one-time image data collection project using a client-provided mobile app. This project is part of a large-scale global initiative to enhance AI, machine learning, and com...

Saya membutuhkan bantuan joki profesional untuk menyelesaikan misi di Mobile Legends: Bang Bang. Fokus utama saya adalah meningkatkan level akun atau hero, bukan sekadar menaikkan rank atau bintang. Saya naikkan rank dari warior ke epic hanya satu hari R...

We need an expert in mobile webapp notifications for iOS and Android to review our current setup and advise our developers. The goal is simple, stable, consistent notifications that reliably drive users back to our web app. No native app. Scope -- Join a...

I already have an Android application that wraps my site inside a standard WebView. The next step is to make the experience feel native by 1) delivering local notifications that pop up even when the app is completely closed, and 2) polishing the WebView s...

I need Android app support that connects to a BLE device to capture weight data. The app should provide a real-time display of the weight data. Key Requirements: - Android platform - Ready for BLE integration - Connect to BLE device - Capture and displa...

1- The task is to visit Nouakchott Modern University physically and take at least 8-9 geotagged photos of the name board of the institute, captured from outside the building and preferably inside too. Download the app for geotagged pics from the link belo...

My mobile application unexpectedly crashes or freezes, and it does so at random rather than at startup or during a particular user flow. I need the exact defect isolated, corrected, and fully tested so the app runs reliably on every device I support. You...

I need an experienced Flutter developer to continue building our Security Agent App Manager over the next 2–4 months. Your core mission will be to weave in several new capabilities—real-time notifications, a user communication module, and stronger securit...

Want a professional fully finished with google ads integrated fast-paced, hyper-casual mobile game called “Tap to Survive.” Picture a clean, minimalistic 2D screen where objects constantly rain down and the player stays alive by tapping, swiping, and timi...

我手里有多款基于 Unity +C# 的益智类小游戏项目，想找 1–2 位可靠的长期兼职开发者一起打磨上线。游戏节奏轻快，玩法以解谜为主，适合快速迭代。 我方提供：UI素材、音效、基础动、需求文档；用户测试由我方完成！ 主要任务 • 按需求完成完整可玩的益智游戏（UI、音效、关...

I plan to launch a polished mobile application that mirrors the overall experience and quality found on https://flo.health/. The project covers both iOS and Android, so I’ll need one code-base that runs smoothly on each platform—or two native builds if th...

Request for Proposal Usability Testing of a Mobile App for Back Pain Prevention and Reduction We are looking for qualified usability researchers and test participants to conduct a comprehensive usability evaluation of a mobile application designed to supp...

I have a complete Figma Make prototype that already shows every screen, flow, colour and font of my app. The backend endpoints are live and the authentication logic is fully implemented there, so you can focus entirely on the mobile front end. What I nee...