Everton De Rezende Matos Email & Phone Number

State Of São Paulo, Brazil

São Paulo, Brazil

-Oversee 50 big data clusters, equipped with leading-edge technologies, as a Technical Leader at F1RST. Applying statistical analysis, machine learning, and data mining techniques to big data sets to uncover patterns, correlations, and insights.-Provide data governance, data security and data privacy to support business and compliance requirements.-Leading the migration to Azure Databricks, adeptly tackling complex challenges and enhancing operations through automation with Python, Shell Script, and PySpark.-Manage multiple On-Premises big data clusters, utilising advanced technologies such as Hadoop Cloudera, Kafka, and Elastic Search.-Responsible for troubleshooting, automating maintenance, and developing Grafana dashboards with Python, Shell Script, and PySpark.-Support other teams in optimising PySpark code, improving performance and resource efficiency.Creating dashboards and visualisations to present complex data in an understandable and actionable format for stakeholders.-Enhance communication capabilities and facilitate liaison among business, engineering, and data science teams to foster interdepartmental communication, nurturing a culture of continuous learning and development.-Optimising big data processes and queries for performance, including adjusting data storage methods and fine-tuning database management systems.-Ensuring data privacy, security protocols, and compliance with data protection regulations are adhered to in all big data activities.-Achieved a deep understanding of large distributed systems such as Hadoop and Databricks. -Achievements: Spearheaded the development and implementation of a Python-based Spark Streaming job, successfully replacing an outdated tool. This innovation not only streamlined real-time data processing workflows but also resulted in a 40% increase in processing efficiency and significantly reduced operational costs by automating manual tasks.

São Paulo, Brazil

-Identical responsibilities as above: Santander transitioned the entire technology team to a new fintech entity named F1RST Digital Services, which underpins all technological operations across the Santander groups.-Analysed and organised raw data and built data processing systems and pipelines. Developed, run and monitored data applications. Conducted complex data analysis and reporting on results-Achievements: Outsourced by Everis, supported Santander from February 2017 to October 2018; secured a permanent position owing to exemplary work performance.-Led the successful migration of the Cloudera Cluster, coordinating the efficient data transfer from HDFS and HBase, ensuring a smooth transition to new platforms.-Developed a comprehensive data mart incorporating metadata from Hive tables and HDFS file system images, facilitating obsolete data identification and differentiation between hot and cold data, thereby enhancing data management efficiency.-Directed the migration of 4PB to the cloud utilising Azure Databox, achieving a seamless transition and maximising the organisation's cloud computing benefits.-Oversaw the execution of POCs, validation, and implementation of new tools, fortifying the company's big data infrastructure and fostering continuous innovation.

São Paulo, Brazil

-Managed two SQL Server 2008 R2 servers, guaranteeing security, availability, and performance. -Responsibilities encompassed relational and multidimensional database modelling, constructing automated ETL routines with SQL Server Integration Services for data transfer between platforms, consolidating and selecting data for marketing campaigns, and automating and optimising the database.-Built systems to process data efficiently and model the data to power analytics, such as batch data pipelines that bring to life business metrics to real-time processing services.-Created, designed and developed data processing pipelines, addressing clients' most challenging problems.-Achievements: Implemented various automation for continuous cluster maintenance, markedly decreasing time allocated to routine tasks enabling the team to concentrate on strategic initiatives.-Developed bespoke dashboards for observability, offering essential insights into environment health and facilitating optimised maintenance and troubleshooting of clusters for technical teams.

São Paulo, Brazil

São Paulo, Brazil

-Administered two SQL Server 2008 R2 Servers, managing the security, availability, and performance of these environments. Tasks encompassed relational and multidimensional database modelling, constructing automated ETL routines for data transfer between various platforms using SQL Server Integration Services, consolidating and selecting data for marketing campaigns, as well as automating and fine-tuning the database.

São Paulo, Brazil

-Managed the database, executing updates as requested by clients and generating reports for statistical and actuarial analyses. Additionally, provided support for the development of new tools.-Executed database automation by creating and maintaining Procedures, Triggers, and Jobs for ETL routines and integration between heterogeneous databases. Also engaged in Backup/Restore operations, participated in Data Modeling, and developed and maintained automated Excel spreadsheets with VBA Macros.

Brazil

Master Of Business Administration - Mba, Artificial Intelligence

Executive Mba, Business Intelligence

Postgraduate Degree, Statistics

Bachelor'S Degree, Computer Science

Activities and Societies: Iniciação Ciêntifica