Szymon Derleta

Szymon Derleta

Aspiring Junior Java Developer focused on Spring ecosystems, home-lab infrastructure, and system monitoring. Building and maintaining distributed services at MilkyWay-HomeLabs.

Technical Skills

Backend Development

  • Java 17/21 (Core)
  • Spring Boot & Security
  • Hibernate & SQL
  • JUnit 5 & Mockito

Infrastructure & DevOps

  • Docker & Compose
  • Linux Administration
  • CI/CD Fundamentals
  • Prometheus & Grafana

Other Technologies

  • Git Version Control
  • React Basics
  • Microservices Architecture
  • Clean Code & SOLID
MilkyWay-HomeLabs Ecosystem

A personal microservices ecosystem built for testing and development. Focused on automated deployment, secure communication, and monitoring.

Env
Prod
Test

Core Services

Foundation Layer

The backbone of the MilkyWay-HomeLabs ecosystem, providing essential infrastructure, secure authentication, and automated service management.

MilkyWay Test Env

Infrastructure

A pre-configured test environment using Docker Compose. Features automated service discovery with Traefik and basic monitoring using Prometheus and Grafana.

Andromeda Auth Server

Identity Service

An authorization service implementing JWT flows and security patterns for home-lab projects. Includes unit and integration tests for reliability.

Tests 92.1% 5.1.0

Nebula Full-Stack

Integrated Ecosystem

A comprehensive full-stack solution combining a high-performance Java backend with a modern React frontend. Built for scalability, maintainability, and seamless data flow.

Nebula REST API

Core API

Java 21 Spring Boot Hibernate ORM REST API with lombok and mappers. Providing robust data persistence and business logic.

Nebula Front App

Frontend

React-based frontend application focused on clean data visualization and seamless user interface for the Nebula ecosystem.

Andromeda Archives

Historical and personal projects maintained under my primary profile.

Andromeda

Core Project

Main Andromeda Project repository. The foundation of the entire ecosystem.

Chess REST API

Game Logic

Chess engine implementation with a REST API, featuring move validation and state management for web-based gameplay.