Matheus Balduino

Senior Full-Stack Software Engineer | .NET & React

Salary / Daily rate

Valencia, Spain

Freelance, open to permanent contract

Can come onsite

Skills

TypescriptAngularNest.NET

Languages

EnglishSpanish

About me

Intro

Full-stack developer with 5+ years specializing in .NET, React, and Node.js for scalable web applications. Delivered government systems and fintech solutions using microservices, CI/CD automation, and modern frameworks. Expert in API development and system integration with focus on performance optimization and agile delivery.

Links

Work experience

Software Engineer

freelance

Apr 2025 - Present

1 year 7 months

Spain · Remote

Freelance web developer focused on building and enhancing websites with modern technologies. In charge of designing and delivering features following agile best practices. Proficient in automating deployments through CI/CD pipelines with GitLab. Well-versed in TypeScript, C#, .NET Core 8, and JavaScript

Software Developer Full Stack

Serpro

Sep 2024 - May 2025

9 months

São Paulo, State of São Paulo, Brazil

Working for the government of Brazil, developing and improving websites using Node.js technologies and PostgreSQL. Responsible for designing and implementing features with Scrum methodology. Experienced in deployment automation with CI/CD pipelines using GitLab. Skilled in TypeScript, C#, .NET Core 8, and JavaScript.

Full Stack Developer

Laqus

Dec 2022 - Aug 2024

1 year 9 months

São Paulo, State of São Paulo, Brazil

I work as a developer at Laqus, where I engage in API development and client integration using REST API and microservices technologies. I follow good programming practices, such as SOLID principles, design patterns, and scalable structures. As a FullStack developer, I use Angular and React frameworks to create responsive interfaces for websites to work on different devices. I am also involved in the development of microfrontends. I have participated in significant API integration projects and contributed to the creation of different .NET and NestJS project modules with scalable structures. Projects: I participated in the implementation of the back office for Laqus for the issuance of financial instruments, developing the process from request to issuance. I built the frontend interfaces for the user and, furthermore, I was responsible for implementing the APIs for the request and issuance of these financial market transactions. Technologies I use on a daily basis: .NET, C# NestJs with NodeJs, Typescript React and Angular with Typescript SQS, RabbitMQ Docker

Back-end NodeJs Developer

TechSavvy Brasil

Mar 2022 - Dec 2022

10 months

Ribeirao Preto - Ribeirão Preto, State of São Paulo, Brazil

I'm NodeJs back-end developer currently programming product's features for an fintech company, responsible for e-commerce gateway, POS and Billets. I integrate systems and refact code with the SOLID principles. I'm Learning and Practicing the latests back-end technology as Kafka, framework Adonis and Background Jobs Monitor Bull, Working as a team with gitflow in a young and engaging company. AdonisJs framework.

Junior Web Developer

Unimed Ribeirão Preto

Jan 2021 - Dec 2021

1 year

Ribeirao Preto - Ribeirão Preto, State of São Paulo, Brazil

Web system development for Unimed Company. System integration with REST APIs, development of Windows services and website development for customers and internal tasks. C# .Net Core, Angular Typescript technology.

Junior Web Developer

Garden Marketing Digital

Sep 2020 - Jan 2021

5 months

Ribeirao Preto - Ribeirão Preto, State of São Paulo, Brazil

JavaScript Backend web system development for Wix platform. Knowledge of Wix Velo API Development for advanced Wix Websites and REST API Website Integration.

Assessor de Projetos Desenvolvedor Web

CompAct Jr

Oct 2019 - Aug 2020

11 months

Santa Maria, RS, Brazil

Website Development systems with Nodejs, HTML, CSS and Bootstrap framework. Realization of programming training to young college students and development of projects with young and engaged team.


Education

Faculdade Reges de Dracena

Graduação

2021 - 2022

2 years

Universidade Federal de Santa Maria

Análise de Sistemas de Computação

2019 - 2020

1 year 7 months

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