Peter Raci
Utrecht,Netherlands
Summary
Data Scientist/Analyst familiar with gathering, cleaning and organizing data for use by technical and non-technical personnel. Advanced understanding of statistical, algebraic and other analytical techniques. Highly organized, motivated and diligent with significant background in Data Industry. Committed manager with exceptional leadership, organisational skills and communication abilities leads high-performing cross-functional teams. Leads projects, company operations and business growth.
Overview
14
14
years of professional experience
Work History
Data Analyst
booking.com
Amsterdam, Netherlands
11.2022 - Current
- Build up a metrics system which helps to get insights about the Payment products performance
- Build up data pipelines and sources with Oozie and Airflow
- Clear data sources and Analysing data
- Build up ETL processes to support data driven decision making
- Visualize product performance with Tableau
- Continuously communicate with stakeholders about the opportunities and findings which was based on the data.
- Improved data quality by implementing structured validation checks.
- Collected and analysed complex datasets for business strategy enhancement.
- Ensured optimal data integrity by implementing quality checks and protocols.
- Developed data strategy for improved business decision-making processes.
Data Scientist/Project Coordinator
DaAnalytics Kft.
Budapest, Hungary
01.2021 - 10.2022
- Building up data pipelines for models and model improvement
- Improving existing models and create measurements about model performance
- Create Advanced statistics to customers to help data driven decision making and Visualize model model performance
- Acted as the primary point of contact for daily client communication, ensuring clear understanding of project requirements and addressing client needs promptly
- Led task prioritization and coordinated workflows across teams, managing and guiding team members to meet project deadlines and deliverables
- Provided direction and support to team members, fostering collaboration and ensuring alignment with client expectations
- Proactively identified and resolved potential bottlenecks, improving team efficiency and maintaining high client satisfaction.
- Advised on data collection and statistical methods to verify reliability of findings.
- Successfully managed multiple projects and teams simultaneously, demonstrating strong organizational, multitasking, and people management skills
Data Scientist
Dealogic Hungary Ltd
Budapest, Hungary
01.2011 - 01.2021
- Building NLP models for Automation Projects
- Create Visualization about data to support decision making processes
- Build up data pipelines for model improvement (airflow, Databricks)
- Build prediction models about possible new bond issuance
- Using following tech stack: Python, R, Spark, Microsoft Azure, Databricks, Airflow, SQL, Office, PowerBI
- Build Up ETL pipelines to support machine learning models
- Through automation project with NLP models managed to speed up data collecting processes by 20%
- With predictive models managed to predict 70-80% of bond issuance.
- Enhanced data-driven decision making by developing predictive models and algorithms.
- Implemented machine learning algorithms for pattern recognition in big data.
- Performed data extraction, transformation, and loading tasks to facilitate data processing.
- Cleaned and pre-processed raw data for quality assurance purposes.
- Collaborated with cross-functional teams on data collection protocols-optimised process flow.
- Created visualisations for improved understanding of complex datasets.
- Conducted statistical analysis to identify trends in large datasets.
Regional Analytics Manager
Dealogic Hungary Ltd
Budapest, Hungary
01.2011 - 01.2019
- Build up data pipelines for model improvement (airflow, Databricks)
- Analysed and resolved complex resource management issues for optimised scheduling.
- Created classification systems to manage archives.
- Boosted department efficiency by streamlining operational processes.
- Managed team dynamics by implementing conflict resolution strategies.
- Supervised project timelines for timely completion.
- Coordinated cross-departmental collaboration for improved workflow.
- Led performance reviews, identified areas for improvement.
- Translated senior management directives into actionable front-line policies and implemented changes with staff.
- Developed data strategy for improved business decision-making processes.
- Successfully managed multiple projects and teams simultaneously, demonstrating strong organizational, multitasking, and people management skills
Education
Master of Business Administration - AI, Big Data and Business Analytics
University of Amsterdam
Amsterdam, North Holland 08.2024 -
Master of Science - Finance and Economics
University of Szeged
Szeged 09.2005 - 12.2011
Skills
- Statistical modelling
- Machine learning knowledge
- Data Science
- Bi Tools
- Project management experience
- Advanced analytical thinking
- People Management
- Agile methodology familiarity
- Database management
Languages
English
Fluent
Russian
Intermediate
Dutch
Beginner
Hungarian
Proficient (C2)
Timeline
Master of Business Administration - AI, Big Data and Business Analytics
University of Amsterdam
08.2024 -
Data Analyst
booking.com
11.2022 - Current
Data Scientist/Project Coordinator
DaAnalytics Kft.
01.2021 - 10.2022
Data Scientist
Dealogic Hungary Ltd
01.2011 - 01.2021
Regional Analytics Manager
Dealogic Hungary Ltd
01.2011 - 01.2019
Master of Science - Finance and Economics
University of Szeged
09.2005 - 12.2011
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