I will build full stack web applications using net core and react

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gabriel_guil
G
gabriel_guil
Guilherme G.
build full stack web applications using net core and react
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build full stack web applications using net core and react

About this gig

Welcome to your premium Full-Stack Development solution!


Looking to build a secure, modern web application or a robust REST API engineered to industry standards? You are in the right place.


I am a Full-Stack Developer specializing in high-performance enterprise systems and SaaS architectures. My core stack combines the speed of React on the frontend with the reliability and security of .NET Core on the backend.


What I Bring to Your Project:


  • Robust Backend: Secure REST APIs built with C# and .NET Core, with automated Swagger UI documentation.
  • Modern Frontend: Highly responsive user interfaces engineered with React, TypeScript, and Vite.
  • Database Excellence: Relational database design and optimization using PostgreSQL.
  • Clean Architecture: Production-ready code structure focusing on maintainability and testing.


Services I Offer:


  • Full-Stack MVP Web Application Development
  • Custom REST API Development & Integrations
  • Frontend Development (Converting designs into functional React components)
  • Database Schema Design & Optimization
  • Code Refactoring & Bug Fixing


Please contact me BEFORE placing an order so we can discuss your specific requirements and technical scope!

  • Programming language

    • C#

  • Expertise

    • Algorithms & Data structures
    • Debugging
    • Security
    • Databases
    • Testing procedures

  • Frontend framework

    • React.js
    • Tailwind CSS

  • Backend framework

    • ASP.NET Core

  • AI & low/no code builders

    • Claude

Get to know Guilherme G.

Guilherme G.

Full Stack Developer

  • FromBrazil
  • Member sinceJul 2026
  • Avg. response time1 hour

  • Languages

    English, Portuguese
Hi, I'm Guilherme! I am a Brazilian Full-Stack Software Engineer who loves coding, learning new things, and turning complex challenges into clean, functional software. If you have a technical problem or a bug that’s causing you headaches, hand it over—I absolutely love solving problems! My core expertise tecnologies are React, TypeScript, C# (.NET Core), and PostgreSQL.

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