# Moritz Schacke

> Software Developer & Business Informatics Specialist – Clarity. Maintainability. Performance.

I build software that is understandable, maintainable and fast – from web platforms and internal tools to my own engines. Since 2020 I have been building and running the support ecosystem of the Behnke Group.

- Saarland, DE · Remote worldwide
- 6+ years of coding
- 5 years of platforms in continuous production
- B.Sc. Business Informatics

## Experience

### Business Informatics Specialist, Software Development – Telefonbau Behnke GmbH

01/2026 – present

Deepening expertise in the Cyber Resilience Act (CRA) and taking over the related responsibilities.

### Business Informatics Specialist, Software Development – Notrufzentrale Behnke GmbH

10/2025 – 12/2025

### Working Student (Master of Science) – Telefonbau Behnke GmbH

04/2025 – 09/2025

Development of new features and internal tools, extension of core systems.

### Working Student (Bachelor of Science) – Telefonbau Behnke GmbH

10/2020 – 03/2025

Modernisation of existing PHP and Java tools.

### Temporary Assistant, Technology & Support – Telefonbau Behnke GmbH

08/2020 – 10/2020

## Education

### Master of Science in Business Informatics

IWi im DFKI, Universität des Saarlandes, Saarbrücken · 04/2025 – 09/2025

Discontinued after one semester.

Data Engineering, Artificial Intelligence, Computer Graphics, Project Management, IT Law

### Bachelor of Science in Business Informatics

IWi im DFKI, Universität des Saarlandes, Saarbrücken · 10/2021 – 03/2025

Bachelor's thesis “AI as an Innovator for Automating Process Modelling”: a comparison of eight LLMs for BPMN generation.

Programming, Algorithms, Software Engineering, Big Data, Strategic Management, Game Theory

### Bachelor of Science in Computer Science

SIC, Universität des Saarlandes, Saarbrücken · 10/2020 – 09/2021

Transferred to Business Informatics.

### Abitur (German university entrance qualification)

Theodor-Heuss-Gymnasium, Sulzbach (Saar) · 09/2012 – 07/2020

Advanced courses in Mathematics and English.

## Skills

Every level is backed by projects.

### Programming Languages

- PHP – Expert (since 2020)
- JavaScript – Expert (since 2020)
- SQL – Expert (since 2020)
- HTML5 & CSS – Expert (since 2020)
- Java – Advanced (since 2020)
- TypeScript – Advanced (since 2026)
- Bash – Advanced (since 2021)
- Python – Proficient (since 2024)
- C/C++ – Basics

### Backend & Frameworks

- Framework-Design (PSR-7/11/14/15/16) – Expert (since 2026)
- REST-API-Design & -Dokumentation – Expert (since 2025)
- Software-Architektur – Expert (since 2025)
- Legacy-Modernisierung & Migration – Expert (since 2020)
- Node.js & TypeScript-Ökosystem – Advanced (since 2026)
- JSON Schema & Validierung (opis, Zod) – Advanced (since 2026)
- PDF-Erzeugung (mPDF, Dompdf) – Advanced (since 2022)
- OAuth 2.0 – Proficient (since 2026)
- Laravel – Basics
- Symfony – Basics
- Spring – Basics

### Frontend & Mobile

- Vanilla JS (UI ohne Framework) – Advanced (since 2020)
- React Native & Expo – Proficient (since 2026)
- React – Proficient (since 2026)
- Bootstrap – Proficient

### Databases

- MySQL – Expert (since 2020)
- Schema-Migrationen – Advanced (since 2025)
- SQLite – Proficient (since 2026)
- PostgreSQL – Basics

### Cloud, Infrastructure & DevOps

- Linux-Server (Ubuntu): Einrichtung, Härtung, Betrieb – Expert (since 2020)
- Git & GitLab – Expert (since 2020)
- Monitoring & Health-Checks – Expert (since 2025)
- Release-Signierung & -Verschlüsselung – Expert (since 2025)
- Cron-Jobs & Hintergrundprozesse – Expert (since 2022)
- GitLab CI/CD – Advanced (since 2026)
- Docker – Advanced (since 2022)
- AWS (S3, Polly, AWS SDK) – Advanced (since 2024)
- Hosting & Serververwaltung (VPS, Plesk) – Advanced (since 2020)
- Cloudflare Workers – Proficient (since 2026)
- SIP / Kamailio – Basics (since 2021)

### Security & Compliance

- Cyber Resilience Act (EU) 2024/2847 – Expert (since 2025)
- Coordinated Vulnerability Disclosure – Expert (since 2026)
- Web-Security: CSRF, Sessions, parametrisiertes SQL, Security-Header – Expert (since 2020)
- Authentifizierung: JWT, TOTP, WebAuthn/Passkeys – Advanced (since 2025)
- Kryptografie in der Praxis (libsodium, Ed25519, Signaturen) – Advanced (since 2025)
- EN 18031 – Proficient (since 2026)
- Secure Boot (Produktion) – Proficient (since 2026)
- DSGVO (Meldefristen, Privacy by Design) – Proficient (since 2026)

### Quality & Process

- PHPStan (Level max) – Expert (since 2025)
- PSR-12 & php-cs-fixer – Expert (since 2025)
- Technische Dokumentation – Expert (since 2022)
- Code Review (auch KI-gestützt) – Advanced (since 2025)
- PHPUnit – Advanced (since 2026)
- Semantic Versioning & Release-Management – Advanced (since 2026)
- Vitest & Jest – Proficient (since 2026)
- Agile / Scrum – Proficient

### Accessibility, i18n & SEO

- Mehrsprachigkeit (DE/EN/FR und mehr) – Expert (since 2020)
- Barrierefreiheit (OpenDyslexic, Kontrast, Lesehilfen) – Advanced (since 2022)
- SEO (JSON-LD, Meta, OG/Twitter) – Advanced (since 2021)

### AI & LLMs

- KI-gestützte Entwicklung: Claude Code, Codex – Expert (since 2026)
- KI-gestützte Workflows – Expert (since 2026)
- Prompt Engineering – Expert (since 2024)
- LLM-Evaluation & Benchmarking – Advanced (since 2024)
- Model Context Protocol (MCP) – Advanced (since 2026)
- KI-Agenten-Infrastruktur – Advanced (since 2026)
- Claude, GPT, Gemini, Ollama – Advanced (since 2024)

### Game Development

- Minecraft: Spigot & Forge – Advanced (since 2020)
- libGDX & OpenGL – Proficient
- Entity Component System – Proficient
- Client/Server-Spielarchitektur – Proficient (since 2026)

### Hardware-near Development

- Board-Programmierung in der Produktion – Proficient (since 2026)
- Geräteerkennung im Netzwerk (mDNS) – Proficient (since 2022)

### Tools

- VS Code – Expert
- Composer & npm – Advanced
- IntelliJ IDEA – Proficient
- Gradle & Maven – Proficient

## Languages

- German: Native
- English: C1
- French: B1
- Dutch: A1

## Contact

- info@moritzschacke.de
- https://moritzschacke.de/en/kontakt