Paul Ardant Email & Phone Number

Montréal, Québec, Canada

Paris

Mission:Design and development of technical strategies for the KYC program, harmonizing client data from various application and information systems. The project was regularly challenged by important and frequent deadlines, requiring effective crisis management and the ability to work under pressure.Technical Skills:● Azure Cloud, Databricks, PySpark.● Technical and functional exploration of large datasets.● Script development to generate ETL processes for various purposes.Responsibilities:● Technical reference for the team in PySpark on Databricks (development and optimization of tables and DataFrames).● Design of databases and data flows for processing big data (10 billion records) from around a hundred data tables and thousands of columns distributed across approximately fifteen different information systems.● Clear communication of complex technical aspects to functional teams to facilitate mutual understanding and the smooth progress of the project.

Ville De Paris, Île-De-France, France

Paris

Data Ops & Hadoop Cluster Administration:● Installed and industrialized Hadoop/HDFS clusters on 5 dedicated servers in an isolated environment.● Optimized clusters for benchmarking purposes.● Implemented YARN & MapReduce, Spark, and Iceberg in place of Hive.● Automated processes using Bash scripts and Gitlab for Data Engineering, focusing on serialization and maritime traffic data calculations.Data Engineer/ Serialization and Maritime Traffic Data Processing:● Analyzed massive global maritime traffic data.● Developed and executed various serialization strategies, including Avro, Parquet, CSV, and JSON for file and table formats.● Conducted benchmarks in Python, Scala, and Java, leading to the selection of Apache Parquet for its superior performance and reduced storage needs.● Implemented Apache Iceberg (Data lakehouse) to optimize calculations without the need for additional infrastructure, such as an Elastic cluster.● Leveraged Apache Iceberg to optimize queries and refine the data model, reducing query times by 60 and the size of the data read by 6.● Presented and provided training to Data teams on transitioning to the new data formats.

Évry, Île-De-France, France

Development of a dual-degree management application:● Created a Python-Flask web application with a PostgreSQL database.● Designed a customized database tailored to specific requirements using UML diagrams.● Implemented the front-end using JavaScript and Bootstrap.Maintenance and development of multiple web applications:● Oversaw SQL database management.● Managed Docker containers hosting the applications.● Generated data visualizations and documents using Python libraries, including Seaborn and Matplotlib.

Diplôme D'Ingénieur, Data & Ia

Diplôme D'Ingénieur, Ingénieur En Data & Ia

Activities and Societies: - Responsable logistique du foyer associatif - Responsable logistique du Bureau des Arts - Président de la.

Data