Freelancer profile translated to English.
Back to original languageAbout Khaled
🚀 **Expert in Data Science and Machine Learning**, with over 15 years of experience, I help companies unlock the full potential of their data through collection, ML modeling, deployment, and optimization of advanced solutions.
🏅 I have led complex projects in various sectors (AdTech, Environment, etc.), leveraging cutting-edge technologies such asAWS Cloud, GCP, Python(and its main libraries),TensorFlow, Keras, MLFlow...**, and integrating **Machine LearningandGenerative AImodels (LLM, RAG, fine-tuning).
💡 Collaborating with multidisciplinary teams is one of my strengths: I combine sharp technical expertise with a strategic vision to transform data into real performance drivers.
🎯 My goal: to develop innovative, reliable solutions tailored to the specific needs of your business.
👉 Discover my services: estimath.net/prestations
🗣️ Languages spoken: 🇫🇷 and 🇬🇧
🌐 For more information, visit my website: estimath.net
French
Native or bilingual
English
Native or bilingual
Spanish
Basic
Can work on-site
Paris (up to 50km)
Experience
- OguryHead of Data science / MLJanuary 2022 - December 2024 (2 years and 11 months)Paris, France
- 👨💼 Led and evolved three data science teams, driving strategic AI initiatives aligned with business objectives.
- 🏆 **Technical and operational expert in ML**, Time Series Forecasting, Generative AI, LLM, AWS, DevOps…
- 🤖 **Led Machine Learning and LLM research**, integrating external data to enhance AI model capabilities.
- 🔒 Designed and optimized targeting models and time series forecasting.
- 🔄 **Facilitated cross-functional collaboration**, ensuring seamless integration of AI solutions within product and business teams.
- 📈 Scaled the strategy for personalized cookieless and ID-less targeting.
- 👥 Managed Data & Analytics teams.
- 🎯Drove strategic initiatives and influenced decisions across multiple departments.
- 📏Promoted and defined quality standards and ML processes.
- 🌍 Ability to navigate and influence cross-functional teams to drive strategic initiatives.
EXPERTISE 🧠📊 AdTech | 🧪 A/B Testing | 📅 Time Series Forecasting (campaign forecasting) | 🏗️ LLM | Clustering | Classification | Regression | Simulation & OptimizationTOOLS & TECHNOLOGIES 🛠️Python | Scikit-learn | SQL | TensorFlow | Hugging Face | AWS Cloud (Redshift, S3, Athena, EMR, EC2…) | FAISS | Docker | Kubernetes | CI/CD - OguryEngineering manager DataApril 2020 - December 2021 (1 year and 8 months)
- 🚀 **Led the redesign of the ad serving decision system**, improving algorithm efficiency and performance.
- 🧪 Designed and implemented A/B tests (feature flipping) and a simulation environment for real-time ad optimization.
- 🔒 **Developed privacy-compliant targeting models**, ensuring adherence to global data protection regulations.
- 📊 **Managed data-driven projects**, optimizing machine learning models for ad serving strategies.
- 👥 Managed teams specializing in ad performance, targeting, and monitoring.
- 🎯Led teams in ad performance, targeting, and monitoring.
- 🔄 Redesigned the ad serving decision system.
- ⚙️ Implemented A/B tests (feature flipping) for Ogury's serving system, as well as a simulation environment to test volume optimization algorithms.
- 📝 Developed, proposed, and managed data-driven projects.
EXPERTISE 🧠📊 AdTech | 🧪 A/B Testing | 🏗️ LLM | Clustering | Classification | Regression | 📅 Time Series Forecasting (campaign forecasting) | 🎛️ Simulation & Optimization | 🛡️ Privacy-Preserving AITOOLS & TECHNOLOGIES 🛠️Python | Scikit-learn | SQL | TensorFlow | Hugging Face | AWS Cloud (Redshift, S3, Athena, EMR…) | FAISS | 📦 Docker | Kubernetes | CI/CD - OguryLead data scientistMarch 2019 - March 2020 (1 year and 1 month)Paris, France
- 🧠 Developed advanced data augmentation techniques using deep learning to extract insights from mobile signals.
- 👥 Managed a team of data scientists, engineers, and analysts, leading large-scale data analysis projects.
- 📅 Defined data science roadmaps in collaboration with product teams.
- 📑 **Contributed to Research Tax Credit (CIR) applications**, technological watch, and third-party data integration.
- 🤖 Practical expertise in data augmentation techniques with Deep Learning, AWS, DevOps…
- 🎯 Participated in defining the data roadmap with product managers.
- 📝 **Wrote CIR applications**, technological watch, and third-party data integration.
EXPERTISE 🧠Time Series Forecasting, Data Science, Deep Learning, Clustering, Classification, Regression, Data Augmentation, Predictive Analytics.TOOLS & TECHNOLOGIES 🛠️TensorFlow, AWS, Airflow, SQL, Python...
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Education
- PHD in Machine learningÉcole des Mines de Douai2011Doctorat (PhD)
- Master 2 (M2), Automation, Computer Engineering and ImagingÉcole Centrale de Lille2007Master 2
Certifications
- Site Reliability Engineering: Measuring and Managing ReliabilityGoogle Cloud2024
- Written and Oral CommunicationOgury2024