Hi! My name is Peter 👋

I'm a professional Java + Python developer with 9 years of experience.

Interests: Algorithms, Containerization, Process Automations

After hours: LEGO, Railway modeling, Polish fantasy literature

Tech Stack 🔧

My job is oriented towards Java and Spring Boot. For internal and personal projects I use Python.

Projects ⚒️

My current long-term project is my homelab, which is constantly evolving. Brief summary:

• 2 servers
• 12 services
  • CI/Forgery:
    • 2x forgejo
    • woodpecker-ci
    • karl
  • Web
    • nginx
    • nextcloud
    • zitadel
    • homepage
  • Databases
    • postgres
    • redis
    • influxdb
  • Monitoring
    • grafana
    • eclipse mosquitto
• 5 domains
• 8 Postgres databases

Tech stack: Docker Compose

Some personal coding projects

• Karl
  • Automatic docker-compose updates
  • Ran by CI/CD pipelines
  • Tech stack: Python, FastAPI
  • Repository: https://git.ztsh.eu/stawros/karl
• Garmin HUD+ companion application
  • Complex map & navigation solution to be used with Garmin HUD+
  • Tech stack: Kotlin, Mapbox SDK
  • Repository: https://git.ztsh.eu/stawros/Garmin
• Time management library
  • Provides time structures to time management apps
  • Tech stack: Plain Java + Junit, AssertJ
  • Repository: https://git.ztsh.eu/stawros/time
• HackerRank
  • Recreated HackerRank's validation system based on stdin/out
  • Contains some solutions
  • Tech stack: Plain Java + Junit, AssertJ
  • Repository: https://git.ztsh.eu/stawros/hackerrank
• Competencies for Effective Learning
  • Questionnaire project commissioned by the lecturer of the University of Silesia
  • As of time of writing (Mar'24) 1000+ people completed test
  • based in 2017, started with Java EE, Primefaces 6, Heroku
  • Beta of 2nd version released in mid-2023 on Spring Boot 2.7, Primefaces 12, Docker
  • Repository: to be published
  • Online: https://apps.ztsh.eu/cel/
• Redmine Assistant
  • Universal, multi-person time tracker addition to Redmine system
  • Tech stack: Spring Boot, Primefaces
  • Repository: to be published
• Jira Assistant
  • Time tracker, dashboards, task mirroring between instances
  • Works with both cloud and server editions (even at once!)
  • Tech stack: Spring Boot, Vaadin, Hazelcast (cache)
  • Repository: to be published

Socials 🙋‍♂️

Resume

The most up-to-date version is available here:

English: https://git.ztsh.eu/api/packages/stawros/generic/profile/cv/Dec_Piotr_CV_EN.pdf

Polish: https://git.ztsh.eu/api/packages/stawros/generic/profile/cv/Dec_Piotr_CV_PL.pdf