Senior Flutter Architect for Offline-First App Refactor

Refactor existing iOS finance tracking app written in Swift. · Refactor the existing Swift codebase.Migrate the UI to fully native iOS components using SwiftUI.Follow Apple Human Interface Guidelines and system design (SF Symbols, system fonts, native colors). ...

Project background · I originally used the open-source project "TimeCase" (interactive32/TimeCase) as a base, but I have already outsourced/replaced almost everything. At this point, nothing from TimeCase is used anymore except the login and the existing URL rewrite/routing behav ...

We are an established app provider looking for an experienced Mobile Developer (or a small agency) to update an existing enterprise app for one of our major clients. · Update visual assets including App Icons Splash Screens Logos and illustrations based on our provided design pac ...

I have an existing iOS finance tracking app written in Swift. The core functionality is already implemented but needs refactoring and UI improvements.Refactor the existing Swift codebase,migrate the UI to fully native iOS components using SwiftUI,follow Apple Human Interface Guid ...

We are seeking an experienced · Electron Developer to refactor and finalize our · Asset Lifecycle Application. Your expertise will help enhance the application's functionality and performance.Mandatory skills: · JavaScript Electron React Desktop Application · ...

We are seeking a skilled developer to assist in refactoring the user choice billing system using Razorpay and Google Payments for our Flutter Firebase application. · ...

I have an existing Flutter app connected to Supabase that needs stabilization and preparation for iOS TestFlight. · ...

Refactoring a FinTech app ) to implement Clean Architecture and Repository Pattern. Goal: Decouple business logic from UI/Firebase and ensure strict TypeScript typing. No UI work required. Professional architectural cleanup only. NDA required. · Contract duration of 1 to 3 months ...

I have a FastAPI-based API that generates images and videos using external AI services. The current implementation runs generation tasks in the background and stores results in memory. I need to refactor it into a production-ready architecture using AWS services. · Goals · Refact ...

I'm looking for an experienced React / developer to help fix and stabilize a web · application that was initially built using Claude. · The app is mostly working, but there are some issues that need attention. Certain features don't · behave consistently, some pages load incorre ...

We're looking for a performance-minded designer to take our existing Figma ad card designs (graphics, logos, UI elements, brand components) and refactor + enrich them into a full set of Google Display ad formats. · ,,,Import and work from our Figma source files (existing ad "card ...

Job Title: · Developer – Workflow & Database Refactor for AI EdTech Platform · Description: · We have an AI-generated Bubble app that requires workflow stabilization and database alignment. The UI is mostly complete, but logic and backend workflows need refactoring for reliabilit ...

We're updating a native iOS & Android messaging app and are forming a small senior team (1 iOS lead, · 1 Android lead). This is not a greenfield app. The product exists but is outdated and needs modernization, · stabilization, and security hardening. · ...

Project Overview · We have an existing React Native (Expo) marketplace app called HireLocal. The app foundation is built, including authentication, job flows, business tiers, and messaging. · The application is partially functional but requires structured refactoring and completi ...

+Desktop application built with C#, WPF and Selenium to automate user workflows inside an existing web app. · We are looking for someone who has experience building desktop or console apps that drive browsers with Selenium (clicks, forms, navigation). · The ideal candidate will h ...

We are looking for an experienced mobile app developer to improve an existing application's architecture, performance and overall user experience. · Code refactoring. · Performance optimization. · ...

We're hiring a senior full-stack engineer who enjoys refactoring complex real-world codebases and creating clean foundations for long-term product development. · *Refactor existing codebases · *Create clean foundations for long-term product development · *Execute clean refactors ...

We have an existing frontend application built with Vite + React + TypeScript, styled with Tailwind CSS and shadcn/ui. · The codebase is clean, actively maintained, and fully version-controlled on GitHub. · Set up a new App Router project · Migrate existing UI components hooks u ...

+Job summary · We're looking for an experienced Flutter Developer to upgrade an existing Flutter mobile application to the latest stable Flutter and Dart versions,+ResponsibilitiesUpgrade the app to the latest stable Flutter SDK and Dart versions. · +SkillsProven experience upgra ...

I need someone to run Google Ads for my invoice refactoring business targeting manufacturing companies in the US. · ...