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Software Engineering

I believe software engineering is about engineering—not vibes. We’re engineers first and foremost. In this category, I share experiences, pitfalls, and best practices for growing our craft.

You’ll find posts on:

  • Choosing between API integration patterns.
  • Architecture testing and enforcing structure beyond what the compiler guarantees.
  • Making and managing trade‑offs to ship reliable, maintainable systems.
  • Testing strategy and how to building a dependable test suite.
  • Transaction Models Comparison

SAML vs OAuth vs OpenID Connect

March 28, 2025September 29, 2021 by Bartłomiej Żyliński
Grey Key On Black Background

Comprehensive guide through the most commonly used web security standards. In details comparison of SAML OAuth OIDC.

Categories Security, Software Engineering

What is Keycloak?

June 30, 2025February 5, 2021 by Bartłomiej Żyliński
Grey Key On Black Background

What is Keycloak and why it may be profitable for you to get more familiar with it.

Categories Security, Software Engineering

FIRST – Principles Of Tests

July 18, 2025January 28, 2021 by Bartłomiej Żyliński
FIRST - Principles Of Tests

An in-depth explanation about the FIRST principles and how its application will help elevate and increase the quality of your tests.

Categories Software Engineering
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Author on stage of Devoxx Poland

Bartłomiej Żyliński
Senior Software Engineer
🌐 Distributed Systems
🧠 System Design
🛠 Simplicity at Scale

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