Heiko M.

Senior Manager Data Science @Publicis Sapient

City Of London, GB

Lead Data Scientist | Consumer Goods (CPG, Marketing) Delivered a GenAI system for automated tone-of-voice validation to enforce brand consistency. Built GCP solution with Gemini models, reducing manual review cycles. Established a scalable, configurable framework adaptable across brands and regions. Delivered proof-of-concept within one week, accelerating adoption.Lead Data Scientist | Marketing & Media (Social Media / Advertising) Developed an AI framework to optimize campaign experimentation. Built a ML/xAI engine to surface high-impact campaign levers. Applied Bayesian inference to evaluate experiments with improved robustness and reliability.Lead Data Scientist | Consumer Goods (Regulated Industry) Delivered a GenAI solution to automate compliant, SEO-optimized marketing content. Built scalable GCP architecture with Google Gemini models. Embedded compliance-by-design workflows, cutting approval times and regulatory risk. Streamlined editorial and legal processes while improving brand visibility.Lead Data Scientist | Financial Services (Banking & Lending) Delivered a GenAI chatbot proof of concept to streamline solicitor query handling. Built a secure RAG solution with GPT, LangChain, and Azure. Improved response speed, accuracy, and consistency through guardrails and evaluation workflows. Presented results to senior stakeholders, shaping the client’s AI governance framework.Lead Data Scientist | Digital Media Analytics (Social Media / Advertising)Developed ML models to assess video ad effectiveness and guide campaign optimization. Predicted viewer engagement from creatives. Applied explainable AI to surface performance drivers. Delivered insights via dashboard for media planners.

The University of Göttingen

M. S., Business Management

City St George’s, University of London

Master of Science - MSc, Data Science