Willian Oizumi is a software engineer with 13+ years of experience combining industry-grade backend development at companies like Google, GoTo and HSBC with a strong academic foundation (PhD, MSc, BS) in Informatics. He specializes in scalable backend systems using Kafka, Postgres and Kubernetes and has a track record of shipping production services as well as teaching and coordinating academic programs. His research in software architecture, code smells and refactoring produced practical tooling during his PhD to help developers identify and fix design problems, and his papers have appeared at ICSE and MSR. Comfortable moving between research and production, he brings empirical rigor to engineering decisions and has been recognized nationally for his MSc dissertation. Based in São Paulo, he blends consultancy, classroom instruction and hands-on development to improve software quality across teams.
13 years of coding experience
8 years of employment as a software developer
Bachelor’s Degree, Bachelor’s Degree at Universidade Estadual de Maringá
Pontifical Catholic University of Rio de Janeiro
Master’s Degree, Master’s Degree at Pontifícia Universidade Católica do Rio de Janeiro / PUC-Rio
High School, High School at Colégio Estadual Santa Maria Goretti
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