Barbara Mastrandrea
Solution Architect, Data Scientist, Data Modeler
Prague
Summary
A determined achiever with a proven track record of delivering successful projects and high-quality outcomes throughout my career. My ability to work steadily towards goals and consistently achieve results speaks for itself. I take ownership of my work, always taking action and utilizing my expertise to drive success. Additionally, I have a strong desire to learn and grow, constantly seeking opportunities for personal and professional development.
Overview
27
27
years of professional experience
2010
2010
years of post-secondary education
6
6
Certifications
4
4
Languages
Work History
Senior BI Analyst | BI & DWH Specialist at DG REGIO
Freelance
Brussels (remote)
07.2022 - Current
- Company Overview: Belgium-Czech Republic
- Creation and maintenance of a Business Object data warehouse;
- Gathering & analysis of the business requirements;
- Design, development and documentation of complex Business Object reports;
- Design, development and documentation of complex Dashboards;
- ETL processes (BODS) review, analysis of improvements and implementation;
- Data modelling;
- Physical DB design and DB performance analysis;
- Elaboration of test programs;
- Technical migration to new tools or to new versions;
- Writing of Business and Technical documentation;
- Assistance in the implementation of DWH development methodologies to the team;
- Collaboration with the team leader in the elaboration of strategy documents
- Belgium-Czech Republic
- Managed complex BI projects from inception to completion, consistently delivering high-quality results within budgetary constraints and strict timelines.
- Championed a culture of continuous improvement within the organization by actively seeking feedback from users on current systems and incorporating suggestions into future enhancements.
Senior BI Analyst | DWH & BI Senior Consultant
Bodycote
Prague
10.2021 - 06.2022
- Company Overview: Czech Republic
- Review and validate customer data
- Develop policies and procedures for the collection and analysis of data
- Understand the complexities of current data model and provide options for simplification
- Develop dashboards and reports per customer demand
- Mentor report users
- Provide expert input into strategic programs where large data set are involved
- Perform data profiling to identify and understand anomalies
- Czech Republic
Data Analyst | Data Modeler | ETL Developer | DWH & BI Senior Consultant
Teradata
Prague
01.2019 - 10.2021
- Company Overview: Czech Republic
- Swedbank project - produced insights developed on the Data Discovery Platform and enabled the streaming functionality for the bank, providing wider data context for the analysis
- Unicredit Prague support of CFO
- Provided the editing of procedures and tables to respond to user change requests
- Performed on a project in IMISP Turin, Italy as Data Modeler I
- As DBA/ETL consultant performed the monitoring of performance and use of Dbs in Unicredit
- Loyalty Management Netherlands – created an interactive dashboard (Tableau) for performance analysis of the DBs
- Member of the Architecture Foundation Program in Teradata - developing Vantage skills
- Created and implemented a system allowing the autonomous analysis of databases and resources
- Czech Republic
- Utilized data visualization tools to effectively communicate business insights.
DWH and BI Senior Consultant | Data Scientist
Freelance
Milan
06.2017 - 12.2018
- Development of small Big-Data projects that helped presentations and pre-sales using various analysis techniques and Machine Learning, Spark, Phyton, R, Tableau and RapidMiner
- Collaborated with internal teams to develop customized solutions that addressed unique client needs.
Senior Developer | Data Scientist | DWH and BI Senior Consultant
Databiz
Treviso, Milan
06.2015 - 06.2017
- Company Overview: Italy
- Participated on project Babel-IT for Ubis (UNICREDIT BANK):
- Created the model for the Impala-Hive data, modelled DWHs using data from HDFS, supervised the technical management of populating a DWH on Oracle starting from the HDFS cluster that allows managers to access a dashboard for viewing and analysing their portfolio
- As an OBIEE Senior Consultant:
- Upskilled junior developers on OBIEE, from planning the Logical Business Model (the three-layer metadata model) to creating Dashboards and Scorecards, involved in Analysis, definition, design and implementation of DWH / DM solutions (ODI 11)
- Planning and development of ETL flows and architectures (ODI 12), Test flows and data quality certification (ODI 12)
- Involved in a big e-commerce project as a BI and used Agile methodology, back-end system Scala
- Analysis of user requirements, design of the DWH and implementation of the population procedures for a financial project using Pentaho 6.1 on database MySql using the Agile methodology
- Italy
- Mentored junior developers, promoting a culture of continuous learning and knowledge sharing within the team.
- Evaluated emerging technologies to assess potential applications within the organization''s existing infrastructure or future projects.
Team Leader | Data Scientist | DWH/BI Senior Consultant | Senior Product Consultant (OBIEE) | Functional Analyst | Project Leader | Developer | Programmer Analyst
Freelance
Bologna
01.1998 - 06.2015
- Cooperated on projects with the following organizations: CRIF, CartaSi, Fincons Group, Italtel, Unicredit, Vodafone, Accenture, ICE, Mediaset, Soft4, Oracle Italia, EY, H3G / IBM, Technomind, Regione Lombardia, Nuovo Pignone, SIDI spa
- Set performance expectations for the team, monitoring progress towards goals and providing constructive feedback as needed.
- Streamlined workflows for increased efficiency, reducing turnaround times for critical tasks.
- Coordinated resources effectively to meet project deadlines and achieve desired results.
Education
Data Science Specialization - The Data Scientist’s Toolbox, R Programming, Getting and Cleaning Data, Exploratory Data Analysis, Reproducible Research, Statistical Inference, Practical Machine Learning, Regression Models
Johns Hopkins University
On Line 01.2016 - 01.2017
Functional Program Design in Scala -
École Polytechnique Fédérale De Lausanne
On Line 04.2025 - 08.2016
Functional Programming Principles in Scala -
École Polytechnique Fédérale De Lausanne
On Line 01.2016 - 07.2016
Learning How to Learn -
University of California, San Diego
On Line 03.2015 - 08.2015
Cloudera Data Analyst Training - Using Pig, Hive, and Impala with Hadoop
Apache Spark: Workshop for Developer -
On LineSkills
SQL
PL-SQL
R
C
Linux
Unix
Mac OS X
Oracle 19
ETL development
Business intelligence tools
Requirements gathering
Tableau software
Data warehousing
Data integration
Data visualization
Data analysis
Certification
Teradata Associate certification, 01/2019
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Accomplishments
- Resolved product issue through consumer testing.
- Supervised team of 12staff members.
Work Preference
Work Type
Full TimeLocation Preference
HybridRemoteImportant To Me
Work-life balanceWork from home optionFlexible work hoursCompany CultureHealthcare benefitsPersonal development programsTimeline
Functional Program Design in Scala -
École Polytechnique Fédérale De Lausanne
04.2025 - 08.2016
Senior BI Analyst | BI & DWH Specialist at DG REGIO
Freelance
07.2022 - Current
Senior BI Analyst | DWH & BI Senior Consultant
Bodycote
10.2021 - 06.2022
Data Analyst | Data Modeler | ETL Developer | DWH & BI Senior Consultant
Teradata
01.2019 - 10.2021
DWH and BI Senior Consultant | Data Scientist
Freelance
06.2017 - 12.2018
Functional Programming Principles in Scala -
École Polytechnique Fédérale De Lausanne
01.2016 - 07.2016
Data Science Specialization - The Data Scientist’s Toolbox, R Programming, Getting and Cleaning Data, Exploratory Data Analysis, Reproducible Research, Statistical Inference, Practical Machine Learning, Regression Models
Johns Hopkins University
01.2016 - 01.2017
Senior Developer | Data Scientist | DWH and BI Senior Consultant
Databiz
06.2015 - 06.2017
Learning How to Learn -
University of California, San Diego
03.2015 - 08.2015
Team Leader | Data Scientist | DWH/BI Senior Consultant | Senior Product Consultant (OBIEE) | Functional Analyst | Project Leader | Developer | Programmer Analyst
Freelance
01.1998 - 06.2015