Illia Pantsyr(EEL-ya pan-TSEER)

Blog

Occasional writing on AI engineering, LLMs, and things I learn building software.

Deployment Strategies

All-at-once, in-place, blue/green, canary and shadow deployments: how each works, what it costs, and when the complexity pays off.

Datafaker 2.0

What changed in Datafaker 2.0: schemas and transformers, Java Records support, and generating large volumes of test data.

Class Loaders in JVM: An Overview

How the JVM finds, loads and links a class, and what each of the bootstrap, platform and application class loaders is actually responsible for.