Builders: The podcast where we discuss the ups and downs of building great tech products Stream here

Guilherme D.

Fullstack Developer

Guilherme is an accomplished fullstack developer with two decades of professional experience in software development, possessing expertise in multiple facets of software technologies.

He excels in the creation and enhancement of web applications, utilizing a wide array of technologies, frameworks, and programming languages to ensure top-tier performance, scalability, and user satisfaction.

Guilherme is highly skilled in working with databases, with a particular focus on SQL Server, for tasks such as data modelling, querying, and performance optimization.

He boasts extensive experience in the integration of systems through SOAP and REST APIs, enabling seamless communication and efficient data exchange among diverse platforms.

Guilherme is also well-versed in the adoption of software development best practices, including but not limited to version control, code reviews, comprehensive testing, and thorough documentation.

Main expertise
  • .NET Core
    .NET Core 7 years
  • C#
    C# 19 years
  • HTML / CSS 19 years
Other skills
  • Microservices 5 years
  • Visual Basic 5 years
  • AWS
    AWS 4 years
Guilherme D.


Get started

Selected experience


  • Lead Software Engineer

    Prodesp - 2 years 10 months

    • Responsible for leading and contributing to developing software solutions as a fullstack developer;
    • Proficient in designing and implementing web services and delivering high-quality software using agile methodologies;
      • Demonstrated expertise in developing software solutions, leveraging various technologies and frameworks.


    • Technologies:
    • .NET Core .NET Core
    • C# C#
    • React.js React.js
    • TypeScript TypeScript
    • Git Git
    • JavaScript JavaScript
    • SQL SQL
    • Docker Docker
    • Agile Agile
    • Scrum Scrum
    • Team leading
    • Jenkins Jenkins
  • Senior System Analyst

    Imprensa Oficial - 12 years 3 months

    • Proficient in digital signatures, PDF processing, time stamping, and system integrations using SOAP, REST, and SOA technologies;
    • Demonstrated expertise in developing new systems, integrations, and data extraction processes to meet project requirements;
    • Skilled in utilizing web services and following agile methodologies for software development.


    • Technologies:
    • .NET Core .NET Core
    • C# C#
    • Microservices
    • Node.js Node.js
    • React.js React.js
    • TypeScript TypeScript
    • Angular Angular
    • JavaScript JavaScript
    • Soap
    • Agile Agile
    • MongoDB MongoDB
    • RabbitMQ RabbitMQ
    • PHP PHP
    • SignalR
  • IT Specialist

    Prodesp - 7 months

    • Proficient in web services and software development, deep understanding of .NET framework and related technologies;
    • Developed and maintained websites, ensuring they meet the specific needs and standards of the Sao Paulo State Government;
    • Worked on various aspects of web development, including frontend and backend development, database integration, and server-side scripting.
    • Implemented web services and APIs to integrate with external systems and data sources seamlessly;
    • Conducted thorough testing and debugging to ensure the developed websites' functionality, performance, and security.


    • Technologies:
    • C# C#
    • .NET .NET
    • SQL SQL


  • MSc.Service-Oriented Software Engineering (SOA)

    FIAP · 2016 - 2017

  • BSc.Data Processing

    Universidade Guarulhos · 2002 - 2003


  • porfolio-0
  • porfolio-1
  • porfolio-2
  • porfolio-3
  • porfolio-4
  • porfolio-5
  • porfolio-6
  • porfolio-7
  • porfolio-8
  • porfolio-9

Find your next developer within days, not months

We can help you deliver your product faster with an experienced remote developer. All from €31.90/hour. Only pay if you’re happy with your first week.

In a short 25-minute call, we would like to:

  • Understand your development needs
  • Explain our process to match you with qualified, vetted developers from our network
  • Share next steps to finding the right match, often within less than a week

Not sure where to start?

Let’s have a chat

First developer starts within days. No aggressive sales pitch.