Thiago Navarro's CV

About

Security-focused generalist engineer. Depth in many niches, from IoT, pentesting, user privacy, infra and reverse engineering. Converging now full-stack day-job experience with with offensive security passion.

Skills

Expertise: Offensive/Defensive Security, Engineering, Reverse Engineering, Unix-like Internals, Airgapping, Data Scraping, Self-Hosting, ...

Tools: C++, Python, Go, Nim, Bash, JavaScript, QubesOS, PostgreSQL, MongoDB, OpenTofu, Guix, K8s, ...

Security Research

Reverse-engineering airline check-in API to cancel seat selection

Mar 2026

blog.thisago.com/story/20260329-cancellingFlightSeatSelection.html

Airgapped Android: Full Termux environment in LineageOS, never online

Jan 2026

blog.thisago.com/announcement/20260104-phoneSetup1.html

Systems and Infra

thiscloud

Apr 2026 – present

Talos single-cluster Kubernetes managed via OpenTofu and FluxCD on Vultr.

blog.thisago.com

July 2023 – present

Personal engineering blog: reverse-engineering write-ups and systems tutorials. Selected posts:

Experience

Tech Lead

São Paulo, Brazil (remote)

Mar 2026 – present

seed-level startup

Senior Software Engineer

São Paulo, Brazil (remote)

Mar 2024 – June 2025

seed-level startup

Self-directed

Remote

Apr 2023 – Mar 2024

Independent Open Source maintainer and research

IoT and Full Stack Engineer

São Paulo, Brazil

Feb 2019 – Mar 2021

micro company

Certifications

Profissional Pentest

2019

Solyd (verify)

Pentest Introduction course

2019

Solyd (verify)