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:shipit:
learning low level stuff
:shipit:
learning low level stuff

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@Grupo-ML

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GabriWar/README.md

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Hi, I'm Gabriel Duarte Guerra

Full Stack & Security Engineer — Brazil. I build production web platforms by day and tear things apart at the firmware / kernel level by night. Computer Science student, long-time Linux user, and contracted vulnerability researcher.

🧠 What I actually do

  • Full stack engineering — shipping production web platforms, real-time systems, and enterprise integrations across modern JS and backend stacks.
  • Offensive security research & responsible disclosure — auditing software for vulnerabilities and reporting them through coordinated disclosure.
  • Reverse engineering at hardware & firmware level — tearing apart binaries, proprietary device protocols, and low-level anti-tamper/DRM stacks.
  • Low-level & systems work — C/C++, Rust, and Assembly on Linux, kernel internals, and embedded targets.

❤️ Tech

  • Languages — Rust · C / C++ · Go · Python · TypeScript / JavaScript · Assembly · C# · Java · PHP · Bash
  • Web / Backend — React · Angular · Vue · Next.js · Node.js · Bun · PostgreSQL · MySQL · MSSQL · MongoDB · Supabase · Firebase
  • Cloud / Infra — Google Cloud (BigQuery, Secret Manager) · Docker · Kubernetes · Nginx · Minio
  • Security & RE — IDA Pro (+ processor module dev) · x64dbg · GDB · Valgrind · APK Tool · JadX · BYOVD / UEFI / hypervisor analysis · JWT / OAuth auditing · multi-tenant isolation · GraphQL security
  • Embedded / Low-Level — Linux kernel internals · USB HID · BLE · Modbus TCP/IP · Arduino · Microcontroller & SoC firmware
  • Linux — Arch (daily driver) · Debian · Ubuntu · Kali · Fedora · NeoVim · shell scripting

🚀 Skills

🌐 Front / BackEnd

JavaScriptTypeScriptReactNext JSVue

NuxtjsAngularNode.jsBun

FirebaseSupabaseNginxSocket.IOGraphQL

💻 Dev

RustC++CGoPython

AssemblyC#JavaPHP

DotNetDockerKubernetesGitOpenCV

PostgreSQLMySQLMongoDBRedis

🔒 Security & Reverse Engineering

IDA ProGhidrax64dbgGDBRadare2

FridaValgrindAPK ToolJadX

Burp SuiteOWASP ZAPMitMProxyWiresharkScapy

NmapMetasploitAircrack-ngHashCat

John the RipperOpenSSLKaliTryHackMeHack The Box

🔧 Embedded & Low-Level

Linux KernelArduinoRaspberry PiESP32STM32

PlatformIOBluetooth LEUSB HIDQEMU

🐧 Linux

LinuxArchDebianFedoraUbuntu

Shell ScriptPowerShellTORNeoVim

💻 OS

ArchAndroidWindows

🛠️ Editors & IDEs

NeoVimVS CodeIntelliJCLionUnreal Engine

🗣️ Languages

Portuguese (native) · English (fluent) · Spanish (proficient) · Italian (basic) · Russian (learning)

🌎 You can find me on:

TelegramLinkedInDiscordSteam

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