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danielmichalski/README.md

Hi, my name is Daniel Michalski, a Senior Full-Stack Engineer | Tech Lead with 14+ years of professional experience in Java ecosystem, microservices architecture and payment processing systems.

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GIF

Currently working on:

  • 🏦 Payment processing microservices at scale (Visa)
  • 🤖 Agentic AI workflows with Claude Code, MCP, and sub-agents
  • ☕ Java 17+, Spring Boot 3, Apache Kafka, Docker, Kubernetes

About me:

  • 💻 Proud father of two kids
  • ⚽ My hobbies: MTB XC, Windsurfing, Martial arts
  • 💬 Ask me about Java, microservices, or AI-assisted development
  • 📫 Reach me: LinkedIn

Languages and Tools:

Java Kotlin Spring Hibernate Docker Kubernetes

React Angular TypeScript PostgreSQL Kafka AWS

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  1. spring-boot-swing-reservation-system spring-boot-swing-reservation-system Public

    Spring Boot 3 + Java 17 desktop application with Docker Compose and PostgreSQL. Includes static code analysis (PMD, Checkstyle) and CI via GitHub Actions.

    Java 142 56

  2. spring-mvc-rss-reader spring-mvc-rss-reader Public

    Full-stack RSS reader built with Spring MVC, JPA/Hibernate and Bootstrap. Layered architecture with static code analysis (Checkstyle) and Maven-based build pipeline.

    Java 45 27

  3. personal-portfolio-website personal-portfolio-website Public

    Responsive portfolio website template with Bootstrap 4, Particles.js animations and scroll effects. Automated deployment via Docker Compose and GitHub Actions.

    HTML 24 22

  4. driving-license-exam-trainer driving-license-exam-trainer Public

    Java Swing desktop application for driving licence exam preparation (categories A, B, C). Features interactive tests, study materials and PDF exam report generation.

    Java 1

  5. strava-training-metrics-engine strava-training-metrics-engine Public

    Spring Boot 3 + Java 21 + WebFlux app integrating with Strava API. Downloads and enriches activities with training metrics (NP, IF, TSS, power/HR zones). Reactive architecture, Docker Compose ready.

    Java 1

  6. react-form-generator react-form-generator Public

    React + TypeScript app that dynamically generates validated HTML forms from text/JSON requirements. Features real-time preview and form validation.

    TypeScript 2