Jeziel Mateus
Analytics Engineer @Xebia
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WORK HISTORY
Analytics Engineer @Xebia
EDUCATION
Queen Mary University of London
Master's degree, Data Science and Artificial Intelligence
Pontifícia Universidade Católica do Rio Grande do Sul
Post Graduate Program, Data Science and Artificial Intelligence
Instituto Federal do Paraná - IFPR (Curitiba)
Technical Course, Computing and System Development
Universidade Federal da Integração Latino-Americana - UNILA
Bachelor of Engineering, Chemical Engineering
ABOUT JEZIEL MATEUS
Analytics Engineer with 5+ years designing and delivering data solutions across energy, finance, healthcare, travel, and manufacturing. Modern Data Stack & Modeling · dbt (Core & Cloud), Databricks, BigQuery, Azure Data Factory, Airflow, Airbyte · Kimball dimensional modeling & Datavault · Medallion architecture, ELT/ETL on Azure, AWS (S3, Redshift), GCP (BigQuery) · SQL Server, PostgreSQL, MySQL, MariaDB · Legacy migration: SQL Server / Postgres stored procedures → dbt on Databricks Technical Leadership & Scalable Architecture · Led analytics teams and designed data architecture for clients in utilities, banking, healthcare, travel, and private sectors · End-to-end ownership: ingestion, transformation, testing, documentation, and deployment Data Visualization · Power BI, Tableau, Streamlit, Looker, Metabase Mentorship · Trained 120+ students and 100+ professionals across 10+ countries in BI (Power BI, Tableau) and data transformation (dbt, Databricks) — 100% satisfaction ratings. AI, Machine Learning & Information Retrieval · MSc in Data Science & AI (Queen Mary, University of London: Chevening Scholar, top 2%, selected from global applicants by the UK Government) · Neural networks, LLMs, Information Retrieval (ElasticSearch, BM25, ColBERT) · PyTorch, Scikit-Learn, BERT, FastAPILet\'s connect: j••••••••@gmail.com
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