I’m a Senior Analyst Data Engineer, Data Engineer Associate certified with Databricks, and Databricks Certified Associate Developer for Apache Spark 3.0 with Python 3.0. I am always looking for the best solution that off…
I’m a Senior Analyst Data Engineer, Data Engineer Associate certified with Databricks, and Databricks Certified Associate Developer for Apache Spark 3.0 with Python 3.0. I am always looking for the best solution that offers my clients quality in data and code. Currently, experiencing Azure cloud, I have appreciated the potentials of Databricks Lakehouse platform, in which I am managing software projects applying the most advanced ETL solutions with multi-hop architecture, detailed management of streaming and batch big data flows, and advanced and detailed data governance features. Experience of CD/CI, Gerrit, Jenkins, Terraform, Github, and Scrum. Previously, I experienced for several years the implementation of data marts in oracle DB using OWB, PL/SQL. I have worked since the beginning as Java Software Developer and Business Intelligent Developer. I have a long experience of Scrum and Agile frameworks. I got the Scrum Master Accredited Certification, 6/11/2020 authorized certification id 68758836121764 by International Scrum-Institute
<p>Involved in a project to create a self service environment in Databricks for users to access fact view profiled and segregated by user and dimension tables inside Unity Catalog.<br>
Managed grants to different catalogs, schemas, tables, views, and UDFs SQL used for RLS and CLS on fact views.<br>
Implemented the Medallion architecture.<br>
Ingested data from sources at bronze layer using Autoloader and Structured Streaming for initial loading.<br>
Created tables in silver layer with different strategies such as SCD2, append, and overwrite.<br>
Built initial loading and daily streaming flows in bronze and silver layers.<br>
Parametrized code so tables could be added by modifying a JSON file without creating a new GIT version.<br>
Created jobs called by REST API from Maestro.<br>
Prepared tables and views to be used in PowerBI directly by users.<br>
Used partitions on some tables.<br>
Optimized Z-order.<br>
Set the right size of clusters and SQL datawarehouse for ETL flows and user needs.<br>
Deepened experience in performance and optimization techniques for cluster and SQL warehouse configuration, ETL flow, queries, data model design, and structures.<br>
Applied Role Level Security rules for complex data segregation requirements.<br>
Participated in specialized architectural meetings specifying the Medallion architecture used in the project.<br>
Trained about 80 colleagues in a Databricks course inside the organization.</p>
I’m a Senior Analyst Data Engineer, Data Engineer Associate certified with Databricks, Databricks Certified Associate Developer for Apache Spark 3.0 with Python 3.0, and trainer databricks in my ITdigital department.
Actually I work in a specialized and unique team for advanced POC and projects applying all the best solution databricks at our platform. I am also working directly with Databricks consultants.
<p>Involved in different PoCs as a Databricks Data Engineer specialist to re-engineer the whole ETL process.<br>
Applied Lakehouse features such as Delta Tables, Auto Loader, Delta Live Pipelines, and Databricks SQL.<br>
Managed streaming and batch data flows in the same coding artifact.<br>
Worked in Azure Cloud to get data from legacy sources and external sources such as Amazon S3, Marketo via API, SalesForce via MongoDB, Application Insight, and Google Ads via API.<br>
Transformed and loaded data for Digital Marketing Team uses.<br>
Used Talend to move data from sources to data lake storage.<br>
Used Data Factory to orchestrate transformation and loading of data and refresh of the Analysis Services model.<br>
Used Synapse to manage external tables, views, and procedures.<br>
Worked on Analysis Services models using Visual Studio connected to GitHub.<br>
Worked in a large team cooperating with people having different skills.<br>
Simplified processes to reach better results.<br>
Improved availability, stability, and data quality of an application built with Databricks, Data Factory, and Synapse.<br>
Solved frequent failures on job runs and corrected the recovery data process.<br>
Experienced performance and optimization techniques for cluster and SQL warehouse configuration, ETL flow, queries, data model design, and structures.<br>
Applied Role Level Security rules for complex data segregation requirements.</p>
<p>Responsible for Qlik Training after learning it quickly.<br>
Developed Qlik and BusinessObjects solutions to offer detailed monitoring of manufacturing WIP_CycleTime.<br>
Developed Qlik and BusinessObjects solutions to offer detailed monitoring of performance process for IT production environment.<br>
Developed Qlik and BusinessObjects solutions to offer detailed monitoring of license process for BO environment.<br>
Responsible for a web application in Java, Oracle, and PL/SQL.<br>
Consolidated old code and delivered many new releases with excellent time management.<br>
Delivered releases just in time.<br>
Kept errors for each deployment in Live close to zero.<br>
Took quick actions on problem solving.<br>
Applied pattern design to improve the code.<br>
Worked with a small team with strong flexibility.<br>
Certified Corporate trainer ST.<br>
Responsible for Empowerment People project in IT Catania with a large team.<br>
Trainer manager for BOXI and Web Intelligence.<br>
Improved communication intra team and between team and manager.<br>
Helped people focus on their resources and understand themselves and the working context.<br>
Worked to improve the recognition of talents.</p>
<p>Owned a company dedicated to art graphic and web application.</p>
<p>Responsible for a web application in Java, Oracle, PL/SQL, and Unix.<br>
Took over an old application and delivered new releases always just in time.<br>
Trained two people in Java, Oracle, PL/SQL, and Unix assigned to the project.<br>
Attended exams as Software Configuration Manager according to CMM level 3.<br>
Worked as Developer Business Object.</p>
<p>Delivered a complex web application in Java and Access to manage daily activities for a support company for the health of the sick and the needs of the disabled and elderly.<br>
Experimented with different roles and functions necessary to create, develop, and deliver a product as business analyst, product owner, architect, application manager, and developer.</p>
<p>Worked as Java Developer as external counselor for Elsevier company for the migration to Java and Oracle.</p>
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