Rocco Caliandro
Verified Expert in Engineering
Data Engineer and Developer
Rocco is an accomplished computer science graduate passionate about innovation and excellence. His outstanding academic achievements and technical skills have made him a valuable asset in the job market. He has honed his expertise in analyzing, designing, and developing computer systems. As a business intelligence engineer, Rocco is well-versed in software development. With a keen eye for detail and a client-focused approach, he creates customized solutions that meet each client's unique needs.
Portfolio
Experience
Availability
Preferred Environment
Tableau, Web Intelligence, SQL Server Integration Services (SSIS), Microsoft SQL Server, Python, Talend ETL, Qlik Sense, Microsoft Power BI
The most amazing...
...app I've built is a Java application composed of other applications like a container, such as Wild Mission, PhotoLoader, and an interactive thermometer.
Work Experience
Data Engineer
St Patrick's University Hospital
- Reverse-engineered and designed an ETL from scratch using cloud or on-premise solutions.
- Worked on projects during nights or weekends when I was on call to provide 24/7 service to customers.
- Documented and standardized the current data warehouse.
Software Engineer
Infocamere
- Fulfilled a project goal, the public digital identity system integration known as SPID in Italy, for which I was awarded benefits.
- Tracked and fixed bugs using MantisBT as a reporting tool.
- Managed the migration from JBoss 5 to JBoss 7 of all the internal web applications on my own.
Data Engineer
Iconsulting
- Improved data flow by optimizing queries and using indexes. The data flow now requires 20 minutes instead of two hours.
- Created software in Java for migrating thousands of SQL Server Integration Services (SSIS) packages without doing it manually.
- Got promoted from a business analytics specialist to a business analytics expert.
Developer Program Engineer
Wwf Italia
- Developed an interactive touch wall responsive to gestures.
- Built an application like a container composed of other applications, such as Quest Wild Mission, PhotoLoader, and an interactive thermometer.
- Collaborated with a team via a repository to share code and Jira to track and solve bugs in the system.
Experience
Multitouch WWF Applications
• An adventure game, Quest Wild Mission
• PhotoLoader that shows photos downloaded from mainly social networks
• A scrollable interactive thermometer that changes wallpaper based on the selected temperature. It also displays a 3D water molecule in the aggregation state in a magnifying glass.
Skills
Languages
Python, Java 7, Java, SQL, Snowflake, Excel VBA, HTML, CSS, PHP, SAS
Tools
Microsoft Power BI, Qlik Sense, Microsoft Excel, Tableau, Talend ETL, VMware, Apache Airflow
Paradigms
Business Intelligence (BI), ETL, DevOps, Agile, REST, Data Science
Platforms
Java EE, JBoss, QlikView 11, QlikView, Amazon Web Services (AWS), SharePoint, Citrix, Azure
Storage
SQL Server Integration Services (SSIS), Microsoft SQL Server, Oracle SQL Developer, Databases, Database Migration, Database Architecture, API Databases, Data Integration, Oracle SQL, SQL Server Analysis Services (SSAS), Graph Databases, Neo4j
Other
Data Warehousing, Data Engineering, Data Visualization, Data Analysis, Excel 365, Dashboards, Data Modeling, Consulting, Data Processing, Financial Services, Engineering, ETL Tools, Data Migration, Reports, Interactive Dashboards, Reporting, Financial Data, Cloud, APIs, Data Structures, Advisory, Teamwork, Full-stack, Web Intelligence, IT Project Management, SOAP, Enterprise Java Beans (EJB) 3, MT4 Plugins, Construction, Data Build Tool (dbt), Technical Leadership
Frameworks
Spring, MT4J, Ant Design
Education
Master's Degree in Computer Science
University of Bari - Bari, Italy
Bachelor's Degree in Computer Science
University of Bari - Bari, Italy
Certifications
AWS Developer Associate
Udemy
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