Open Source & AI Development
Architecting autonomous AI agents and high-performance distributed systems with a focus on local-first LLM workflows and event-driven architectures.
- Developed headless-hunter: A local-first Autonomous AI Job Agent using LangGraph and Agentic RAG for deep semantic job filtering.
- Engineered ticker-rush: A low-latency no-risk competitive trading environment powered by Go and TypeScript, featuring a Nix-powered infrastructure and an upcoming AI-Division for bot competition.
- Contributing to the Open Source Projects with lichess.el (Lichess client for Emacs) and ob-ts-node (TypeScript literate programming inside Emacs).
Agentic AILangGraphRAGGo (Gin)TypeScriptDockerNixOpen Source
SAP SE, Walldorf
Engineered core components for the SAP Analytics Cloud platform, focusing on a high-performance, large-scale data grid used by thousands of enterprise users.
- Architected a virtualization and re-rendering engine for the SAC data grid, achieving an 80% performance gain in data entry workflows and significant memory reduction.
- Engineered complex interactive features (row/column freeze, range drag-and-drop, real-time copy/paste) within a distributed data and multi-user collaboration context.
- Developed a core component used by dozens of internal teams, ensuring API stability across thousands of enterprise end-users.
TypeScriptReactReduxTDDLarge-Scale PerformanceDistributed SystemsPlatform ComponentsCI/CD
SIVIS GmbH, Karlsruhe
Led the technical evolution of the company's core products towards modern web standards.
- Designed, implemented, and took ownership of a mission-critical Inbox component, managing role authorization requests and reducing processing time.
- Contributed to the transition from a legacy ABAP stack to a modern microservice architecture using Spring Boot and Node.js.
ReactReduxSpring BootNode.jsSAP NetWeaverHANAABAP
SIVIS GmbH, Karlsruhe
My first professional role, where I built a solid foundation in direct customer communication and developed features for production environments.
- Developed and maintained production-ready programs on the SAP NetWeaver platform using ABAP for enterprise customer projects.
- Engaged in direct customer communication to gather requirements and provide technical support during implementation phases.
- Worked on full-stack development with Spring Boot and GWT, gaining experience with modern web application design.
- Optimized database access by reducing query result sets, improving performance and lowering system resource usage.
ABAPJavaJSSpring BootSAP