Tiago De Siqueira
Laboratório De Segurança Em Computação (LabSEC)
Santa Catarina, Brazil
Summary
👤
Senior🎓
Top SchoolTiago De Siqueira is a software engineer and Computer Science student at UFSC with a decade of experience building secure, high-availability systems for Brazil’s federal government. At LabSEC he architects and implements backend microservices for the Gov.br Digital Signature Platform, a system driving legally valid electronic signatures for over 50 million citizens and handling 900k+ daily requests. He combines protocol analysis and theorem-proving interests with practical engineering—designing cloud-native Java/Spring Boot services, Kafka-driven pipelines, PostgreSQL stores, and APISIX gateways while integrating HSMs and post-quantum cryptography into production PKI. Tiago also contributes full-stack work (including Flutter and C++) to government mobile projects and leads CI/CD and team coordination efforts. Known for turning cryptographic research into scalable infrastructure, he focuses on long-term data integrity and national digital resilience.
10 years of coding experience
Computer Science, Computer Science at Universidade Federal de Santa CatarinaCurso Técnico Integrado, Não tem, Média de conclusão de curso: 9.5, Curso Técnico Integrado, Não tem, Média de conclusão de curso: 9.5 at IFSC - Instituto Federal de Santa Catarina
Stackoverflow
41reputation
164reached
0answers
1question
Github Skills (15)
trend9
open-source8
git8
github8
httpie6
podcast4
wakatime4
twitter3
handwriting3
css3
cli2
command-line2
command-line-interface2
text-editor2
python2
Programming languages (3)
Github contributions (5)
tiagofaustino/site-resume-bootstrap
Apr 2022 - Aug 2023
Contributions:7 pushes, 2 branches in 1 year 3 months
tiagofaustino/userstyles
Feb 2018 - Aug 2018
Contributions:3 pushes, 1 branch in 6 months
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