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crizzzly/README.md

Hi, I'm Chrissi 👋

Software Engineer focused on backend, IoT and technical systems.

I enjoy building software that connects backend services, embedded devices and real-world systems.

Focus areas

  • Backend: Kotlin, Java, Spring Boot, PostgreSQL
  • IoT & Embedded: C/C++, ESP32, Arduino, Raspberry Pi
  • Scripting & Automation: Python, Linux, Docker

Selected projects

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  1. AffembandeBackend AffembandeBackend Public

    Kotlin / Spring Boot REST API for managing sports, exercise categories and movement data, with relational persistence and Docker-based deployment.

    Kotlin

  2. LockyLockerLockingSystem LockyLockerLockingSystem Public

    LockyLocker — NFC-based electronic locking system

    PHP

  3. EmbeddedSystems_chess_clock EmbeddedSystems_chess_clock Public

    Embedded C chess clock for the Microchip dsPIC33. Hardware-level programming with timers, interrupts, LCD, rotary encoder and configurable game modes.

    C

  4. CS-Warn CS-Warn Public

    Python Telegram bot for astronomy weather monitoring, fetching forecast data and generating plots to notify users about significant changes in observing conditions.

    Python 4

  5. SpaceMissionAnalysis SpaceMissionAnalysis Public

    Historical Space Mission Data Analysis & Visualization

    Jupyter Notebook

  6. RainbowWarrior RainbowWarrior Public

    ESP32-based rainbow LED lamp with alarm functionality, LED animations and light-sensor input. Built with MicroPython and accompanied by a beginner-friendly build and programming guide.

    Python