Piotr Szerszeń

PerunIT

GCP Associate Cloud Engineer
Oracle Certified Associate — Java SE 8

🇵🇱 Polish — Native · 🇬🇧 English — C1
🇩🇪 German — A1 · 🇯🇵 Japanese — A2

Java in 2022 — Upgrading to JDK 17 Smartly

Java 21 TypeScript JavaScript HTML / CSS Kotlin Swift

Spring Boot Angular + Material RESTful APIs JUnit / Mockito React Hibernate Electron SOAP

Azure Cloud Kubernetes Git / GitHub Bash GCP AWS

Azure Cosmos DB MSSQL Couchbase MySQL

Claude / Claude Code Junie (JetBrains) GitHub Copilot

IntelliJ IDEA macOS Linux (Ubuntu)

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PerunIT Piotr Szerszeń

NIP 712-323-66-89

Wrocław, Poland