Profileimage by Roman Hanzlik Data Solution Architect | BI & DWH from Bratislava

Roman Hanzlik

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Last update: 13.08.2021

Data Solution Architect | BI & DWH

Company: BI Staff, s.r.o.
Graduation: Tomas Bata University in Zlín
Hourly-/Daily rates: show
Negotiable, based on experience and benefits to project
Languages: English (Full Professional)

Skills

Summary
• Over 20 years of extensive experience in software development, this includes 15 years in data warehousing and business intelligence
• Active involvement in the largest data warehousing projects in Central Europe at various positions including Solution Architect and Development Team Leader
• Experience in full life cycle Data Warehousing design and development
• Advanced knowledge of data analysis, data modeling, analysis, and design of technical and application architecture of DWH & BI systems
• Advanced knowledge of ETL design and implementation
• Processing of large data volumes - hundreds to thousands of millions of records
• Database and SQL tuning
• Practice in the management of development teams
• Detailed knowledge of Insurance and Finance business covering full development life-cycle from analysis to delivery and ongoing support
• Oracle Certified Professional, Microsoft Certified Professional
• Company Database Community Gestor & Principal Pioneer Technologies

Technologies
• DB: Oracle DB 7.3-19c, Snowflake
• ETL: Informatica, ODI, Glue, dbt, NiFi
• BI: OBIEE (Oracle BI), Tableau
• CASE: Enterprise Architect, PowerDesigner
• Languages: C, C++, C#, Java, Python, PL/SQL
• Methodology: Scrum, Kanban, Waterfall, Kimball, Data Vault 2.0
• Cloud: AWS, Azure

Interest
• Big Data: Apache Hadoop, Spark, Pig, Hive, Kafka, ElasticSearch
• Data Science: AI/ML/DL

Experience
Data Solution Architect | BI & DWH
BI Staff GmbH (freelancer) - Public company; Information Technology and Services industry
January 2009 - Present

Oracle Architect / BI Consultant
PosAm - Public Company; Information Technology and Services industry
December 2001 - December 2008 (7 years 1 month)

Oracle Development Team Lead
AAA Auto - Privately Held; Automotive industry
May 1999 - April 2001 (2 years)

IT Administrator / Developer
TOKO - Public Company; 51-200 employees; Machinery industry
July 1995 - March 1998 (2 years 9 months)

Project history

On request

Time and spatial flexibility

Without restriction [DACH]

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