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David Gomes

Breaking, Building, and Securing the Digital World. 🔐

  • Programming
    • Best practices
    • Quarkus
    • App Security
    • Observability
    • Git
  • Infrastructure
  • System Design
  • Pentesting
    • Bug Bounty
  • Reverse Engineering

Author: David Gomes

A developer that strives for clean code with the suited tools for the task at hand.
System Design

Scaling your app in 3 Dimensions

January 4, 2023August 4, 2024 David GomesLeave a comment

Learn the 3 different dimensions you can scale your app, to give it high availability.

Programming · Quarkus

Quarkus Guide: Using Spring Data JPA

September 4, 2022August 4, 2024 David GomesLeave a comment

Did you know you could use Spring Data JPA in Quarkus? Find out how!

Programming · Quarkus

Quarkus Guide: Configuration

July 29, 2022November 28, 2025 David GomesLeave a comment

Add more flexibility to your Quarkus application by having configurable properties, allowing features/beans to be changed before runtime.

Programming · Quarkus

Quarkus Guide: Contexts and Dependency Injection

July 10, 2022November 28, 2025 David GomesLeave a comment

Learn the basics of Quarkus with a demo and explanation of the concepts of Contexts and Dependency Injection (CDI).

Bug Bounty · Pentesting · Reverse Engineering

How to Decompile an Android App

October 9, 2020July 23, 2022 David GomesLeave a comment

In this post, I explain how to get an APK from your phone/emulator and use JADX to pseudo decompile it.

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Olá!

Welcome to my blog, where I explore topics of both Information Security and Software Development.

From secure coding practices to hacking techniques, system design and programming, everything Software related has a place here!

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