Jonatan Souza
Application Security Analyst
Rio de Janeiro, Brazil
Summary
👤
Senior🎓
Top SchoolJonatan Souza is an Application Security Analyst with 10 years of experience, currently strengthening security at BTG Pactual through threat modeling, secure-by-design initiatives, and deployment of SAST, SCA and secret-detection pipelines. He builds custom security tooling—including ASM platforms and AI-driven security automations—to increase visibility and resilience across complex banking processes, and remains hands-on with pentesting and secure code reviews. Previously at Cielo he automated security integrations and managed Vault-based secrets, combining Python engineering with architecture design and ETL for security KPIs. His background as a fullstack developer gives him practical empathy for developer workflows, enabling pragmatic remediation guidance that reduces friction between security and product teams. Based in Rio de Janeiro, he pairs formal study in information systems with a track record of turning security strategy into production-ready solutions.
10 years of coding experience
7 years of employment as a software developer
Técnico de Informática, Computer Software Technology/Technician, Técnico de Informática, Computer Software Technology/Technician at Colégio Pedro IIGraduação, Sistemas da informação, Graduação, Sistemas da informação at Universidade Federal do Estado do Rio de Janeiro
Github Skills (25)
textinput10
font-size9
textfield9
react8
android8
ios8
javascript8
react-native7
npm7
typescript7
frontend7
material-ui6
cli5
mobile5
material-design5
Programming languages (2)
Github contributions (5)
JonatanSouza04/node-tdd-clean
May 2022 - Oct 2022
Contributions:74 pushes, 15 branches, 9 tags in 4 months
JonatanSouza04/Firemonkey-JSONToFireDac
Jan 2016 - Dec 2016
Contributions:6 commits, 5 pushes, 1 branch in 10 months
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