My chat app is already feature-complete; what it needs now is pure speed. You’ll dive into the existing Jetpack Compose + Firebase Firestore codebase and squeeze out every millisecond of wasted work, with special emphasis on eliminating jank and UI freeze...

Saya membutuhkan modul chat berbahasa Indonesia yang dapat dipasang sekaligus di website dan aplikasi mobile. Fungsi utamanya adalah melayani pelanggan, jadi alur percakapan harus ramah, jelas, dan mampu menanggapi pertanyaan umum secara otomatis—mulai da...

I’m building the first release of a cross-platform social video and recipe application for iOS and Android. The codebase must be written in React Native with TypeScript, using either Zustand or Redux for state management, and wired up to my existing Flask...

I’m building a complete payment gateway that must run smoothly on iOS, Android and the Web. Users and merchants have to be able to pay or get paid with the following methods from day one: • Credit and debit cards • Direct bank transfers • Digital wa...

I’m putting together an Android-only mobile app that talks directly to our on-premise SQL Server; nothing is stored or synced to any cloud service. The devices will be on the same local network, so the app should open a secure connection to the existing d...

I am ready to turn my idea, “Padil 8 Rupiah,” into a fully functioning Android application and I need an experienced mobile developer to guide it from concept to Google Play upload. The core product will run exclusively on Android, so you should be comfor...

Je souhaite mettre en ligne une expérience e-commerce aboutie : un site web pensé conversion, associé à une application mobile disponible à la fois sur iOS et Android. Le cœur du projet est donc bien le développement d’un site e-commerce, mais je tiens à...

I have an existing Flutter application running on both Android and iOS that now needs a complete quality sweep. The first priority is to put every screen and flow under a microscope—especially the Login/Register process, the full payment pathway, and user...

I want to launch a complete digital product that includes an Android application and a matching website driven by the same back-end. On the mobile side, the focus is a smooth, native Android experience; the web side must mirror core features while remaini...

I have a concept for a mobile TRUCK app and I’m ready to see it come alive in Flutter so it can launch simultaneously on iOS and Android. The goal is a clean, production-ready application that helps the trucking sector manage daily operations from a singl...

I'm looking for an experienced mobile app developer to create a comprehensive Mathematics teaching application available on both iOS and Android platforms. The app will include: - User Authentication: - Log in via Google or Mobile OTP - Content Delive...

Only developer who can follow instruction properly. ECommerce design code will be provided. We will go for multiple project long term.

I need a comprehensive security setup for my iPhone to safeguard against hacking. Key areas of focus include: - Preventing unauthorized access - Securing data and communications - Protecting against malware I'm open to recommendations for effective secu...

I'm looking for a developer to create a track and trace software specifically for packages. The system is required to function on the web. Key functionalities include: - Real-time tracking of packages - Detailed reporting on package status and location...

I need twelve Android users to help me measure how my app affects battery life during heavy, real-world use over a 14-day window. The sole focus is performance, specifically battery usage when the phone is under high-usage pressure—think continuous video...

I’m building DashGig, a mobile marketplace that flips the usual food-app model by putting drivers first. On the sender side, a user should be able to open the app, fill in pickup and delivery addresses, add a short description of what needs moving, set a...

My location-enabled mobile app is live on both stores, and now I’m expanding it with real-world, map-based games. The core infrastructure—GPS tracking, map rendering, groups, challenges and user accounts—is already in place. What I need now is the gamepla...

I’m building a lightweight utility that lets people turn images into PDFs, plain text into images, and text directly into PDF files. The goal is a smooth, three-in-one experience that works identically on iOS and Android without forcing users to create an...

Project: Build MVP Mobile App for ToGo (Car Pickup & Service Platform) + Secure Payment Gateway I need an MVP mobile application (iOS + Android) for ToGo, a service where users can request a driver to pick up their car, take it for car wash/service/regist...

I am looking to have a straightforward Android application built with one clear objective: earn ongoing revenue through video-based in-app advertising. The concept itself can be simple—anything from a lightweight utility to a casual game—so long as it att...