Software Engineer

• Building digital trust in value chains.
• Ensuring digital trust, enabling quality and reliability in connected machine-to-machine (M2M) worlds and new business models in the industrial Internet of Things (IIoT).

Technologies:

• Flutter 3.X / Dart 3.X
• BLE & RFID
• PlatformIO
• CI/CD
• Azure DevOps / GitHub
• Microcontroller / embedded programming (ESP32, STM32)
• Multivariate data analysis

Project language: German, English

• Developed and implemented a KPI dashboard for emergency services to improve procurement planning and budget calculation.
• Developed predictive algorithms for better demand planning and compared forecast quality with traditional statistical methods.

Project language: German

• Web shop scraper & data analytics.

Technologies:

• Python
• Apache Kafka & Kafka Streams
• Elasticsearch & Kibana
• Linear regression for data analytics
• Docker

Project language: English

• Reduced workload through intelligent digitization in emergency services and standardized, simplified patient registration.
• In addition to functions like intelligent logbook and material management, emergency staff can access central capacity records via smartphone app and directly register patients through the app.

Technologies:

• Flutter / Dart
• Google Firebase (Cloud Messaging, Cloud Firestore, Cloud Functions)
• Push notifications
• NFC
• QR code and PDF generator
• SQL database / PHP / Authentication
• Google Maps / Geolocation
• Amazon Web Services
• PostgreSQL
• Python web scraper
• Python linear regression
• REST API
• Docker

Project language: German

• Worked as external developer to process the product backlog of the KiKom mobile app.

Technologies:

• Flutter / Dart
• BLoC state management

Project language: German

• Mobile app for configuration and diagnostics of the world’s first NFC-configurable encoders.

Technologies:

• Flutter / Dart
• Encryption
• Local storage (sqflite)
• NFC
• Generic software and security concept

Project language: German, English

• PDFBox tool for processing, validating, and creating PDF files as a containerized REST API.

Technologies:

• Java + Maven
• Docker
• PDF generation
• PDF manipulation
• PDF validation (PDF/A)

Project language: English, German

• WordPress website.

Technologies:

• WordPress

Project language: German

• Developed a mobile app (iOS / Android) for a social network to connect motorcyclists.

Technologies:

• Flutter / Dart
• In-app purchase
• Google Maps
• Google Firebase Authentication

Project language: German

• Initial development of the ResAdmin management portal, PWA & mobile app.
• Reduced workload through intelligent digitization in emergency services and standardized patient registration.
• Additional features like intelligent logbook and material management.

Technologies:

• Flutter / Dart
• Google Firebase (Cloud Messaging, Cloud Firestore, Cloud Functions)
• Push notifications
• NFC
• QR code and PDF generator
• SQL database / PHP / Authentication
• Google Maps / Geolocation
• Amazon Web Services
• PostgreSQL
• Python web scraper
• Python linear regression
• REST API
• Docker

Project language: German