About David
German
Native or bilingual
English
Fluent
Portuguese
Basic
French
Basic
Experience
- InterBrainFounder & Lead EngineerJune 2025 - Today (1 year and 2 months)crowdfundedDesigned and built in public a Git-based architecture that combines collective and artificial intelligence; 3D interface in React / React Three Fiber, TypeScript throughout. Ongoing playground for LLM orchestration, agentic workflows and RAG with local embedding models via Ollama; full development cycle from concept to deployment.
- Liminal ConsultingFreelance AI EngineerJanuary 2023 - Today (3 years and 7 months)Bespoke AI-integration systems for organisations: LLM orchestration, RAG, and transcription/OCR pipelines in production web apps. Shipped a paid multi-user pilot for a school: invoice parsing via multimodal-LLM vision (beyond OCR) with auto-categorisation, LLM-based email triage, chat with voice-message transcription. GDPR-compliant AI voicemail assistant for a medical practice: transcription and intent classification via local open-source models — sensitive data never leaves the practice's own infrastructure.
- KIT, Institute IISMResearch Assistant (HiWi)July 2022 - July 2023 (1 year)76 Karlsruhe, GermanyBuilt and shipped an LLM-powered meeting assistant in an interdisciplinary team: Whisper transcription →speaker diarisation → sentiment/emotion analysis → LLM summarisation. Integrated several open-source ML models behind a unified FastAPI; owned model versioning, audio-pipeline edge cases, and containerised deployment (Docker) end to end.
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Education
- B.Sc.University of Heidelberg2020B.Sc.
- Erasmus exchangeLeiden University2020Erasmus exchange