ABID Koceila

Senior Data Scientist | AI & Recommender Systems

Salaire / Taux journalier

Paris, France

Freelance

Peut venir sur site

Expertises

LLMs / Large language modelsBig DataData ScienceMachine LearningDeep LearningData EngineeringKerasPythonAWS LambdaNumPypandasTensorFlowAzureData VizualizationData MiningETLscikit-learnPyTorchAmazon EC2Requรชtes SQLTerraformDockerDatabricksData AnalysisBase de donnรฉes SQLIAAWS

Langues

ArabeAnglaisFranรงais

ร€ propos

Introduction

PhD Data Scientist with 7+ years building production AI systems and recommender engines. Expert in LLMs, RAG, and deep learning with proven results in customer segmentation and predictive analytics. Specialized in end-to-end ML pipelines using AWS, Python, and TensorFlow to drive measurable business growth.

Liens

Expรฉrience de travail

Data Scientist / AI Engineer

Kiliba

avr. 2021 - Prรฉsent

5 ans 7 mois

Paris, France

๐Œ๐š๐œ๐ก๐ข๐ง๐ž ๐‹๐ž๐š๐ซ๐ง๐ข๐ง๐  & ๐‘๐ž๐œ๐จ๐ฆ๐ฆ๐ž๐ง๐๐š๐ญ๐ข๐จ๐ง๐ฌ Designed and deployed advanced customer segmentation and targeting strategies. Built recommender systems leveraging collaborative filtering, content-based, and hybrid models, delivering personalized product suggestions that drove measurable increases in user engagement. ๐†๐ž๐ง๐ž๐ซ๐š๐ญ๐ข๐ฏ๐ž ๐€๐ˆ & ๐๐‹๐ Integrated Large Language Models (LLMs) and Retrieval-Augmented Generation (RAG) into production systems to power personalized product recommendations, automated categorization, and marketing content generation. Deployed LLM capabilities across both real-time (AWS Lambda) and batch workflows, leveraging tools such as OpenAI, LangChain, LangSmith, and vector stores to deliver scalable, high-performance solutions that significantly enhanced customer experience and operational efficiency. ๐ƒ๐š๐ญ๐š ๐€๐ง๐š๐ฅ๐ฒ๐ญ๐ข๐œ๐ฌ Conducted data analytics for email marketing campaigns, developing interactive dashboards to track KPIs such as click-through rates, conversion rates, and ROI. Implemented A/B testing strategies to optimize campaign performance, driving measurable improvements in user engagement and revenue. ๐๐ข๐  ๐ƒ๐š๐ญ๐š ๐„๐ง๐ ๐ข๐ง๐ž๐ž๐ซ๐ข๐ง๐  Architected, optimized, and maintained large-scale data processing workflows on AWS and Databricks using python and spark, ensuring efficient ETL pipelines, high data quality, and reduced processing time for analytics and machine learning workloads.

Data Scientist

CEA Tech

oct. 2017 - dรฉc. 2020

3 ans 3 mois

Lille Area, France

๐…๐ž๐š๐ญ๐ฎ๐ซ๐ž ๐„๐ง๐ ๐ข๐ง๐ž๐ž๐ซ๐ข๐ง๐  Applied advanced statistical and signal-processing techniques to extract meaningful indicators from industrial vibration data, which significantly enhanced condition monitoring and predictive maintenance capabilities. ๐Œ๐š๐œ๐ก๐ข๐ง๐ž ๐‹๐ž๐š๐ซ๐ง๐ข๐ง๐  & ๐ƒ๐ž๐ž๐ฉ ๐‹๐ž๐š๐ซ๐ง๐ข๐ง๐  Developed an innovative fault identification method using anomaly detection algorithms like One-Class SVM (OCSVM) and Autoencoders (AE), combined with Generalized Linear Models (GLM) for precise failure prediction. Employed ensemble deep learning models combining Convolutional Neural Networks (CNN) and Long Short-Term Memory (LSTM) architectures, achieving improved evaluation metrics over previous approaches. ๐๐ซ๐จ๐ ๐ซ๐š๐ฆ๐ฆ๐ข๐ง๐  Proficient in Python programming with expertise in libraries and frameworks such as pandas, scikit-learn, TensorFlow, and Keras for machine learning and deep learning development. ๐’๐œ๐ข๐ž๐ง๐ญ๐ข๐Ÿ๐ข๐œ ๐‚๐จ๐ฆ๐ฆ๐ฎ๐ง๐ข๐œ๐š๐ญ๐ข๐จ๐ง Authored and presented scientific papers at leading international conferences, including ICML, ICMLA, and the PHM Society, contributing to advancements in AI and predictive maintenance research.

Data scientist Intern

Laboratoire de Conception, Optimisation et Modรฉlisation des Systรจmes

mars 2017 - oct. 2017

8 mois

Metz Area, France

๐ƒ๐š๐ญ๐š ๐‚๐จ๐ฅ๐ฅ๐ž๐œ๐ญ๐ข๐จ๐ง Gathered sensor data from smart home environments equipped with GSM-enabled devices. These devices were deployed in the homes of elderly individuals to monitor daily activities. ๐ƒ๐š๐ญ๐š ๐๐ซ๐จ๐œ๐ž๐ฌ๐ฌ๐ข๐ง๐  Cleaned and preprocessed smart home sensor data to accurately recognize and classify activities of daily living (ADL). ๐Œ๐š๐œ๐ก๐ข๐ง๐ž ๐‹๐ž๐š๐ซ๐ง๐ข๐ง๐  Developed activity recognition models using Hidden Markov Models (HMM) to detect abnormal behaviors in elderly individuals, which enhanced early intervention capabilities.


Formation

IMT Nord Europe

PhD degree in Artificial Intelligence

2017 - 2020

4 ans

Universite de Lorraine

Master of science

2016 - 2017

2 ans

Universitรฉ des Sciences et de la Technologie 'Houari Boumediรจne'

Master of science

2011 - 2016

6 ans

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