Build Web Version of Existing Windows App (Fitness App) – React / Node / Full-Stack

I have an existing Windows desktop application (built in Visual Studio). The app is fully functional and serves as a fitness application.

I am looking for an experienced full-stack developer (or team) to analyze the existing app and build a modern web-based version with similar functionality and improved UX/UI.

Scope of Work:
Review and understand the existing Windows application (source code provided)
Run, test, and document current functionality
Rebuild the application as a web app
Improve UI/UX where appropriate
Ensure scalability and performance
Preferred Tech Stack:

Frontend:

React / Next.js (preferred)
OR Flutter / React Native (if proposing cross-platform approach)

Backend:

Node.js + Express
REST or GraphQL APIs
Firebase (optional)

CMS / Content:

Headless CMS (Strapi, Sanity, or similar) OR WordPress (if justified)

Mobile (optional bonus):

Kotlin (Android), Swift (iOS), or Flutter

Cloud & DevOps:

AWS / Google Cloud / Vercel / Netlify
CI/CD pipelines
Additional Requirements:
API integrations
Authentication & user management
Real-time features (if applicable)
Testing and optimization
IMPORTANT (Required Step Before Hiring):

Before awarding the project, you must:

Open the provided Visual Studio solution (.csproj)
Successfully build and run the application
Test core features
Provide a short summary of:
What the app does
Key features identified
Suggested architecture for the web version

Applications without this step will not be considered.

To Apply:

Please include:

Relevant portfolio (React / Node / full-stack projects)
Your suggested tech stack and reasoning
Experience with similar migrations (desktop → web)

Confirmation you can run and analyze the provided project Show More