Curriculum Vitae
Where I have built software, in chronological order.
Experience
- Jul 2025– today
Jul 2025 – today
Senior Full-Stack Engineer at Strategic Projects
SAP SE
- Rapid Prototyping & Strategic Innovation: Evaluating modern technologies and fast-paced full-stack MVP development with a strong focus on AI integrations. Supporting product organizations by piloting forward-looking, strategically relevant architectures. Agile tech-stack switching based on project needs (Go, GraphQL, React, Vite, React Native).
- Architecture & Core Development (Data Visualization Platform): Key architect for an AI-first infinite canvas tool for data visualization. Solely designed the foundational event store architecture, enabling collaborative real-time workspaces, eventual consistency, and complex undo/redo mechanics. MVP successfully delivered, currently under evaluation for integration into a company-wide AI foundation.
- High-Profile Mobile Integration (Government Initiative): Frontend development (React Native) for an AI-first government project aimed at digitizing administrative services. Handled the integration of complex native SDKs (iOS/Swift Packages, Android) and photorealistic avatars.
- Resilience in Cross-Company Collaboration: Engineered a fault-tolerant frontend architecture to mitigate complex dependencies and volatile, undocumented third-party APIs during a challenging partnership with an external enterprise provider.
- React
- React Native
- Vite
- TanStack Start
- GraphQL
- Go
- Kubernetes
- Docker
- BTP
- HANA
- Postgres
- Apr 2022– today
Apr 2022 – today
Founding Architect
peopleeat
Full-Stack-Entwicklung, UX Design und Business Prozess Entwicklung für eine Plattform zur Privatkoch Vermittlung.
- Nx
- React
- Next.js
- Tailwindcss
- Storybook
- Express
- drizzle
- Sessions
- Stripe
- OpenAI
- Klaviyo
- Microsoft Graph API
- Swift
- SwiftUI
- GitHub Actions
- May 2025– Mar 2026
May 2025 – Mar 2026
Unterstützung bei Promotionsprojekt
Privat
Stiftungsgeförderte Entwicklung einer iPad App zum motorischen Armfähigkeitstraining für die Erhebung von Fortschrittsdaten in der Ergotherapie im Kontext einer Promotionsarbeit.
- Swift
- SwiftUI
- SwiftData
- SwiftCharts
- Express
- Oct 2022– Jul 2025
Oct 2022 – Jul 2025
Full-Stack Engineer at Concur Travel
SAP SE
- System Architecture & Project Lead: Autonomous drafting of enterprise architecture concepts (ADRs), structuring of complex epics, and technical lead for frontend-heavy projects with cross-vertical impact (Travel, Air, Trip, Rail, Car, Hotel).
- Frontend & Middle-Layer Infrastructure: Assumed a key role in the distributed GraphQL middle layer (Node.js/TypeScript). Co-led and moderated the cross-team "Frontend Office Hours" to plan system-wide migrations (Enzyme → React Testing Library, Yarn → pnpm, Redux Toolkit, GraphQL Codegen, Shared Web Components).
- Mobile Leadership & End-to-End Delivery: Co-founded a new EU-based mobile team. Took on the iOS Lead role in parallel to the full-stack position within the Rail team, enabling end-to-end feature delivery across all layers (Go microservices, GraphQL layer, Web, iOS, Android).
- International Collaboration & Mentoring: Daily collaboration with distributed teams (Prague, USA, Canada). Supervision, technical mentoring, and performance evaluation of dual-study computer science students.
- React
- RTL
- Enzyme
- Express
- GraphQL (Apollo)
- Swift
- SwiftUI
- UIKit
- Swift Package Manager
- yarn
- pnpm
- Storybook
- GitHub Actions
- Go
- Kotlin
- Kubernetes
- Docker
- AWS
- May 2021– Sep 2022
May 2021 – Sep 2022
Experience Technology SE
SAP SE
Full-Stack-Entwicklung Reimplementierung von SAP Minutes (Migration von Operational Transformation zu CRDT’s) + Go Live.
- Nx
- Angular
- GraphQL (Apollo)
- fundamental-ngx
- NestJS
- TypeORM
- TypeScript
- PostgreSQL
- Jest
- MS Graph API
- Sessions
- JWT
- Yjs
- Aug 2026– Sep 2022
Aug 2026 – Sep 2022
Practice Unit Insurance
SAP SE
Full-Stack-Entwicklung einer nativen iOS-App zum scannen und einreichen von Versicherungsbelegen und einer Weboberfläche um diese Anfragen zu bearbeiten.
- Swift
- SwiftUI
- SAP Cloud Platform SDK
- Push Notifications
- Camera Access
- Localization / Internationalization
- SAPUI5
- OpenUI5
- PHP
- MySQL
- Feb 2021– Mar 2022
Feb 2021 – Mar 2022
Prototype Development
PeopleEat
iOS- und Backend-Entwicklung, UX Design und Business Prozess Entwicklung.
- Swift
- SwiftUI
- NestJS
- REST
- TypeORM
- Jan 2022– Feb 2022
Jan 2022 – Feb 2022
Experience Technology SE
SAP SE
Refactoring und Full-Stack-Entwicklung an dem Projekt SAP Minutes.
- Nx
- Angular
- fundamental-ngx
- NestJS
- TypeORM
- TypeScript
- PostgreSQL
- Jest
- MS Graph API
- Sessions
- JWT
- ProseMirror
- Jun 2021– Oct 2021
Jun 2021 – Oct 2021
Experience Center Walldorf
SAP SE
Full-Stack-Entwicklung einer nativen Geofencing iOS-App von Grund auf. Full-Stack-Entwicklung eines visuellen Tools zur Kapazitätsplanung von Restaurants von Grund auf
- Swift
- SwiftUI
- Geofencing
- Localization / Internationalization
- TypeScript
- NestJS
- TypeORM
- SAP HANA
- Angular
- TypeScript
- UI5 Web Components
- fundamental-ngx
- NestJS
- TypeORM
- GraphQL (Apollo)
- SVG
- Jan 2021– Mar 2021
Jan 2021 – Mar 2021
Sales Delivery SE
SAP SE
Full-Stack-Entwicklung an dem Projekt SAP Product One mit Neuimplementierung des gesamten Frontends.
- SAP CAP (Node)
- SAP HANA
- TypeScript
- Angular
- Angular Material
- fundamental-ngx
- OData
- Jest
- Oct 2019– Dec 2019
Oct 2019 – Dec 2019
Practice Unit Insurance
SAP SE
Prototypen-Entwicklung einer abteilungsinternen Social-Media-App. Mitarbeit an einem SAPUI5-Dashboard für Kunden und Mitarbeit an einem iOS-Prototypen.
- Swift
- UIKit
- SAP Cloud Platform SDK
- Local Notifications
- Camera Access
- SAPUI5
- OpenUI5
- Dart
- Flutter
Education
- Jun 2026
Jun 2026
Bachelor of Science — Computer Science
Duale Hochschule Baden-Württemberg
- Mar 2019
Mar 2019
Allgemeinbildendes Abitur
Hans-Purrmann-Gymnasium Speyer