Hire the Best Desktop Applications Developers
in Brazil

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Alan Vitor P.

Sao Luis, Brazil

$65/hr
5.0
13 jobs

I'm a Senior Full-Stack AI Developer with 7+ years of software engineering experience, specializing in building AI-powered SaaS platforms, intelligent automation systems, and scalable web applications. I help startups and businesses turn ideas into production-ready AI products that generate revenue and scale efficiently. Over the years, I've built and deployed: - End-to-end SaaS products (MVP -> Scale) - LLM & GPT-powered applications - AI automation system that reduce operational costs - High-performance frontend & backend architectures - Secure APIs & third-party integrations - Cloud-native infrastructure & DevOps pipelines I combine strong engineering fundamentals with deep AI integration expertise - meaning I don't just build features, I built scalable AI products. If you are looking for a developer who understands architecture, performance, and business impact - let's build something exceptional.

  • Web Development
  • Artificial Intelligence
  • Large Language Model
  • LLM Prompt Engineering
  • Retrieval Augmented Generation
  • Machine Learning
  • MERN Stack
  • Python
  • NodeJS Framework
  • TypeScript
  • Web Scraping
  • PHP
  • Web3
  • OpenAI API
  • AI Code Generator
Wallison D.

Bocaiuva, Brazil

$15/hr
5.0
7 jobs

C# & .NET Developer | Desktop & Web Applications | Database & Automation I’m a skilled software developer with experience in C#, .NET (WinForms & WPF), and database management (MySQL, PostgreSQL). I specialize in building desktop and web applications, automation solutions, and integrating systems efficiently. Key Skills & Expertise: ✔ Desktop development with WPF & Windows Forms ✔ Database design, optimization & queries (MySQL, PostgreSQL) ✔ API development & integration (REST, Modbus) ✔ SCADA systems & telemetry solutions ✔ Web development with Vue.js & ReactJS ✔ Docker & cloud-based deployments I focus on delivering high-performance, well-structured, and maintainable solutions. If you need a reliable developer for your project, let’s connect!

  • Desktop Application
  • Web Application
  • C#
  • JavaScript
  • MySQL
  • PostgreSQL
  • PHP
  • Docker
  • React
  • Vue.js
  • Java
  • Python
  • Software Development
  • Web Development
  • HTML
Heric F.

Maringa, Brazil

$30/hr
5.0
16 jobs

A Msc. in Electrical Engineering with 12 years of experience in software development for academic and commercial purposes. Team player with a can-do attitude tied with strong autodidact abilities. Great academic research and teaching experience. Academic projects delivered: -C# application for solving Inverse and optimization problems related to three articles related to the thesis: "Nova Proposta de Modelagem da Eletropermeabilização de Células Biológicas", "Análise Numérica de Espectros de Impedância de Suspensões de Células Biológicas" and "Numerical analysis of impedance spectra of yeast suspensions". -C# application for translating discrete event systems automata modelling into PLC code. -Web application using ASP .Net as graphical visualization of discrete convolution. -C# application for constructing panorama images of fiber optics sensors profiles related to the paper: "Characterization of arbitrary fiber taper profiles with optical microscopy and image processing algorithms" -C# application for tomography image reconstruction as co-author for the publication "Analysis and Imaging in Magnetic Induction Tomography using the Impedance Method". Personal project: Reverse engineered TCP communication protocols of a multiplayer card game (Faeria) and built an application for tracking the deck state.

  • Desktop Application
  • C#
  • C++
  • JavaScript
  • Java
  • Python
  • C
  • MATLAB
  • .NET Framework
  • Arduino Firmware
  • Scala
  • MySQL
  • MongoDB
Breno C.

Santos, Brazil

$20/hr
4.8
21 jobs

Hi 👋! I am an expert Full-Stack Developer with more than 5 years of experience building well crafted, high-perfomant rich interfaces for startups 🦄, growing companies and even big companies 🏢. I build end-to-end SaaS with scalable architecture, maintainability, and fast iteration cycles . 3x faster MVPs, frequent feedback rounds and full autonomy. 10x less rewrites and headaches on your systems. My stack includes AWS, Vercel, Angular, Node.js, PostgresSQL, MongoDB and a good architecture focused on maintainability, speed and ease to implement and deliver new features. ☁ My tech stack: 👉 Angular 👉 TypeScript 👉 NestJS 👉 ExpressJS 👉 NodeJS 👉 FastAPI 👉 PostgresSQL 👉 AWS 👉 Vercel 👉 Heroku

  • Python
  • Web Development
  • Data Scraping
  • Selenium
  • Automation
  • Front-End Development
  • System Automation
  • Full-Stack Development
  • Node.js
  • Angular
  • Angular Material
  • ExpressJS
  • AWS Lambda
Fernando B.

Holambra, Brazil

$75/hr
4.9
129 jobs

Senior Software Engineer with focus on working with .NET/C#, WPF, UWP, Xamarin Forms, Win UI 3, Avalonia, XPF and Blazor applications on desktop and mobile (iOS and Android). 15 years of experience, over 50 successful UpWork projects completed. Worked at companies like OpenAI, Deloitte, DHL and HP. 7+ Years of development working on complex mobile and desktop apps from start to publication on stores (AppStore, Google Play, Windows Store) If you have a Xamarin Forms application that needs to be updated to .NET MAUI or other multiplatform framework, let's talk, I can help you with the process as well as selecting the best option based on your needs. Fluent spoken and written English Located in the east coast of the Americas so I'm available for your questions and any communication during business hours if you are anywhere in the Americas or Western Europe.

  • Desktop Application
  • SQL
  • C#
  • SQLite
  • Windows Presentation Foundation
  • Xamarin
  • Android
  • XAML
  • iOS Development
  • Windows App Development
  • Entity Framework
  • Mobile App Development
  • Model View ViewModel
  • .NET Core
Fabio S.

Brazilia, Brazil

$39/hr
5.0
17 jobs

My name is Fabio Silva, I am married and I work with programming for about 27 years. I love creating new interesting programs! * My strong points: - I am an expert in C# and .Net, but I can adapt myself very easily and quickly to any different language and technology. I have strong experience in migrating older systems, databases, and legacy languages to modern alternatives. - I am experienced in Code Reviews, especially for C# and Javascript. - I have great experience in finding and troubleshooting hard bugs, even with limited data and information, and even with hard access environments. - Due to my experience, I usually provide a great range of creative solutions and alternatives to the most diverse problems. * My current specialization: - My focus is C# and .Net Core, in any area where it can be leveraged. - On the web, I work on Asp.Net Core using Microservices, Razor Pages, MVC, and WebApi, and some quick tasks with Blazor. In the front end, I work with Plain Javascript and React, KnockoutJS, with some experience in Angular. - On the desktop, I'm good at creating Console, Windows Forms, WPF, and Avalonia apps. - I work mostly with Microsoft SQL Server, PostgreSQL, and SQLite databases. - I work with Git daily as shared source control, with experiences in GitHub and BitBucket. - Finally, I can do cross-platform development (Linux/Windows/macOS). And in any case, I can deploy to docker containers. * Other talents: - Languages like Basic, Clipper, Visual Basic (and VB.Net), Borland Delphi - Databases like MySql, Interbase/Firebird - Other like PowerShell Scripts, Selenium WebDriver

  • Desktop Application
  • Web Development
  • ASP.NET MVC
  • C#
  • Delphi
  • CSS
  • HTML5
  • JavaScript
  • Microsoft SQL Server
  • PostgreSQL
  • HTML
  • React
  • Windows Presentation Foundation
  • .NET Framework
  • Model View ViewModel
  • .NET Core
  • ASP.NET
  • SQL

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