Youssef Yassine
Head of Data Platforms & Analytics · AI / ML · Lead-to-Cash & Revenue Operations · ex-Tesla, Wayfair, Rolls-Royce
me@youssefs.ai · +49 (0) 176 4369 1792 · 10179 Berlin, Germany · youssefs.ai · LinkedIn
Data & AI leader who turns broken processes into automated products and ML-driven decisions. Built optimisation and ML systems at Tesla, Wayfair and Rolls-Royce; now lead 16 across data, product and finance at a BMW / Mercedes-Benz / BP joint venture.
Experience
Head of Data Platforms & Analytics + Interim Lead-to-Cash (L2C) Lead — Digital Charging Solutions (DCS)Mar 2025 – Present
- Lead 16 across data, product and finance; own DCS's data strategy end-to-end.
- Cut uninvoiced promotional vouchers €40M → €4M and cleared ~€100M of accounts with EY.
- Built the billing engine (~€7M/mo) and a self-service voucher tool (Java/Kotlin, SAP API); productionised ML forecasting; −25% Snowflake spend on a 66 TB estate.
Global Demand Planner → Senior Demand Planner — TeslaJul 2021 – Jun 2023
- Designed a mixed-integer vehicle-plan optimisation engine (paint · next-best customer · truck) → a ~500-car yard at 5,000 cars/week.
- Ran global S&OP across Berlin, Fremont and Shanghai — aligning supply chain, finance, production and delivery.
Pricing & Logistics Optimization Analyst — WayfairMay 2019 – May 2021
- Network and routing optimisation saving ~€2M/yr; price-elasticity A/B testing; owned the shipping cost-rating engine.
Data Acquisition Engines Analyst (Master Thesis) — Rolls-Royce DeutschlandSep 2018 – Aug 2019
- Built a vibration-to-image neural network classifying engine state at ~99% accuracy (Keras).
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Junior Data Consultant — Junokai GmbHSep 2017 – Nov 2018
- AI models and speech-to-text for customer service at Telekom, Telefónica and GASAG.
Skills
Leadership & DomainData org leadership (multi-team: engineering + analytics + operations) · Lead-to-Cash · Revenue Operations · Finance Transformation · S&OP / Demand Planning · SAP (API, GL, invoicing) · Pricing & Elasticity · Billing & Invoicing · Contract negotiation · Monetisation strategy
Data & AIPython (pandas, NumPy, Keras) · ML / forecasting (productionised) · Neural networks · Mixed-Integer Optimisation & operations research · LLM & AI-agent systems (Claude, Gemini) · Semantic layers · Tool-use / function calling
Data Engineering & Clouddbt · Snowflake · GCP (Dataflow, BigQuery) · PostgreSQL · MySQL · SQL · ELT/ETL pipelines · Data modelling · Java · Kotlin
Selected project
YOUxAI — self-hosted agentic AI platform (Claude + Google APIs, ~51k LoC Python): my own life-optimisation tool, live on youssefs.ai.
Education
MSc Scientific Computing (TU Berlin, 2017–2019) · MSc Fuel & Energy Technologies (Boğaziçi University, Istanbul, 2015–2017) · BSc Mechanical Engineering (University of Balamand, Lebanon, 2012–2015)
Languages
English (C2) · German (C1) · Arabic (Native) · French (basic) · Turkish (basic)