Freelancer profile translated to English.
Back to original languageAbout Zakaria
Experienced data engineer in the design and deployment of AI models. With expertise in research, finance, and retail, I translate business needs into technological solutions. Computer scientist by training, I practice sustainable development with agile methodologies and CI/CD for secure and results-oriented support.
English
Native or bilingual
French
Native or bilingual
Can work on-site
Lille (up to 50km)
Experience
- Zakaria BOULKHIR E.I.Trainer in Data and Data EngineerTECHJanuary 2025 - Today (1 year and 5 months)Lille, FranceAccomplishments
- Backend development and POC of an LLM model based on state-of-the-art concepts: multi-head attention, RAG, and finetuning.
- Development of a web platform for SaaS (WAEY).
- Providing training to engineering schools (Efficom, Nexa, and Epsi) on data and the transmission of professional and technical knowledge.
- REPLYTechnical Assistance: Data EngineerBANKING AND INSURANCEMarch 2023 - April 2025 (2 years and 1 month)Brussels Metropolitan Area, BelgiumIn an emerging Brussels team and with clients in the financial sector. With a regime of short-term interventions and a clear vision to prepare technological transformation for our clients, I am driven by my proactivity, modernizing ecosystems and automating BAU processes.Accomplishments:
- Migration of client data (taxation regime, financial instruments, etc.) from Crédit Suisse to UBS Luxembourg.
- Automation of banking operational processes through Python and VBA scripts and in the form of unit tests.
- Data analysis and dashboarding with PowerBI and PySpark for parallelization of extraction and loading of large datasets.
- Preparation of datasets for fraud detection on time-series data.
- Implementation and training of an agentic AI model on defined rules and prepared data.
- Leroy MerlinData Scientist: Recommendation SystemsRETAIL (SMALL BUSINESS)March 2022 - September 2022 (6 months)Lezennes, FranceWithin the Offer team at Leroy Merlin, I put a recommendation system into production, shared a technical report on its various AI models with other Business Units, and assisted MLOps for the testing and deployment phase.Accomplishments:
- Presentation of a technical report on the state-of-the-art landscape for recommendation systems to the various Leroy Merlin Business Units.
- POC of a state-of-the-art model: matrix factorization.
- Adaptation of the model to Leroy Merlin's specific needs, particularly recommendation with spatio-temporal parameters.
- Close assistance to MLOps for the test environment and production.
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Education
- Master Data ScienceCentrale Lille2022Master's degree, Data science
- Bachelor of Science in Computer ScienceUniversity of Lille2020Bachelor's degree, Computer science