Willian Marques
Senior Software Developer at Sensedia
São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolWillian Marques is a Senior Software Developer with 10 years of experience building scalable full-stack and microservices-based systems for payments, healthcare, urban mobility, and e-commerce. He combines strong backend expertise in JavaScript/TypeScript, Java, .NET and ISO8583 payment integrations with practical experience in DDD, TDD, Docker and RabbitMQ to deliver resilient, production-grade services. As a consultant at Sensedia he designs and maintains payment microservices for acquiring operations in Brazil, and holds a Node.js Microservices Developer certification from the Linux Foundation. Beyond hands-on engineering, Willian has trained hundreds of junior developers as a technology instructor and taught technical computing and systems design at Centro Paula Souza, showing a clear aptitude for mentorship and knowledge transfer. He frequently moves between legacy modernization and greenfield projects, blending pragmatic maintenance with architecture-driven development. Based in São Paulo, he keeps an active GitHub presence and a pragmatic focus on measurable business impact.
10 years of coding experience
4 years of employment as a software developer
Curso Superior de Tecnologia (CST), Sistemas para Internet, Curso Superior de Tecnologia (CST), Sistemas para Internet at Fatec JalesPós-graduação - Especialização - Formação Pedagógica Para Graduados Não Licenciados, EDUCATION, Pós-graduação - Especialização - Formação Pedagógica Para Graduados Não Licenciados, EDUCATION at Centro de Educação Tecnológica Paula Souza - CEETEPSPós-graduação Lato Sensu - Especialização, Engenharia de Sistemas, Pós-graduação Lato Sensu - Especialização, Engenharia de Sistemas at ESAB - Escola Superior Aberta do BrasilEscolas Técnicas Estaduais
Portuguese, English
Github Skills (12)
tcp-server8
nodejs6
docker6
javascript6
synchronous3
js-client3
client-library2
ravendb2
foundationdb1
nosql-database1
nosql1
datastore1
Programming languages (3)
Github contributions (5)
willianmarquess/nodetscqrs
Aug 2020 - Jan 2022
Contributions:9 commits, 6 pushes, 1 branch in 1 year 5 months
willianmarquess/open-mt2
May 2024 - Mar 2025
Metin2 open source server implementation in Nodejs
Contributions:169 pushes, 13 branches, 6 comments in 10 months
dockerjavascriptnodejstcp-server
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