AI Consultant, Creative Director, Copywriter & Data Scientist

Freelancer 🇩🇪🇨🇭🇳🇱🇬🇧🇺🇸

2014 – to date​
 

• Won 1st LLM prompt engineering competition after 5 months and evolved prompt engineering expertise to the level of AI research labs. Authored up to dozen page-long Markdown, XML & Python LLM prompts & DeepResearch scaffolds to generate board-ready reports in <60 minutes – incl. reproducibility, EU-DE correctness as hard gates, ROI formulas, throughput/SLO checks, no-hallucinations validators, versioned playbooks, automated QA, change logs, citation-density rules & audit-secure evidence trace.
   

• Achieved AI image generation mastery to deliver publish-ready HQ visuals in minutes – across Leonardo, Flux, Ideogram, Luma & Imagen. Build prompt optimiser GPT that maximises visual quality to radically reduce time, tokens & costs.
   

• Mastered AI video generation & enabled broad-scale adoption with increased brand safety, time-to-final acceleration, iteration reduction & cost savings – by creating prompt-generator & optimiser GPTs for Runway, Veo 3 & Sora.
   

• Delivered SAMSUNG B2B bot proposal for 7200 German FMCG stores in 8 days because Agency lacked AI. Unofficial lead across PM, Product, AI architecture, UX, Data. Built client-ready roadmap & deck; shipped first PoC. Turned messy Excel exports into RAG corpus; bridged keyword-only PDB; text+voice chat. Sequenced 2-week PoC, 16-week rollout.
   

• Spearheaded launch-ready 360X site in 2 weeks for a Commerzbank venture; activated 3 tokenized verticals & investor pipeline, incl. VIP pre-launch recruitment; reduced clarification loops ~50%. From vague brief: led 60-min founder interview; set positioning; rebuilt UX/IA; spanned strategy, brand, UX/IA, copy, compliance; aligned BaFin/Deutsche-Boerse wording; enforced link/glossary policies; instituted IA governance, legal cadence, analytics, change log.
   

• Developed open-source GCP/Supabase/LLM setup in 2 weeks for €49,- with 9 AI use-cases: RAG search, news updates,
  DEI advisor, skill-based project staffing, marketing brainstorming with AI target-persona, SoMe content planning, Blue Ocean strategies with business model canvas, finance & analytics reports, incl. source-citations & handover playbook.
   

• Drove 13-market launch, 401% Kickstarter funding & 250+ global press hits; paving path to €9M VC in 6 months & Bosch acquisition after 2 years. With no category & 3-week prelaunch: benchmarked market; built content architecture; authored GTM story, Kickstarter page, website IA/UX, US/DE PR; feature naming; tonality guide, release checklists & more.
   

• Orchestrated GTM for gaming-events startup, opening enterprise pipelines & pitches at 70,000-attendee festivals with €0,- budget & nascent branding. Built 360° stack: strategy + website copy/UX/IA + PR  DE/ENG, cold-pitch decks,
  3-persona segmentation; SMART KPIs, QA checklists, guardrails, 6+ social integrations, sales enablement.
   

• Delivered 150+ keynotes for up to 100 people (BBDO & Rise of AI) & daylong workshops up to 35 people (DATEV & Universal Music) – with C-suite/IC audiences. Built lectures for AI/LLM enterprise use, 360° marketing, brand & creative strategy, data science, Blue Ocean strategies, first-principles ROI optimisations – incl. board-ready insights & more.
   

• Stabilised Berlin hospitality SME under rolling COVID lockdowns – offset 95-100% revenue collapse; €13k rent; saved 35 jobs; delivered €10k record nights & 15k live peaks with 0 CAPEX. Engineered 3-5 tip-driven livestreams/week; SoMe formats, cross-platform promos & identified new revenue opportunities, e.g., $1 per signup affiliate via 20k newsletter. Coordinated staff via Asana PMO, content calendar, SOPs; navigated hygiene compliance.
   

• Collaborated on ~300 bookings for 150+ EU clients since 2014 – from hands-on support to lead of interdisciplinary teams. Mediated & translated needs between stakeholders: C-suite, creatives, data scientists, UX, IT, AI & ML experts.