Gizem Sipahi
Data Analyst
Berlin
Summary
Highly motivated MSc Data Analytics student with 5 years of work experience, seeking rewarding positions relevant to data-driven areas. A graduate from one of Turkey's most reputable universities, with a solid analytical and skeptical perspective, and a passion for leveraging data science to drive actionable insights. Knowledgeable in risk-based process audit methodologies, adept at working on diverse audit & consultancy projects. A collaborative and positive team member, dedicated to continuous self-improvement in technical capabilities, particularly in data science and data security.
Overview
8
8
years of professional experience
4
4
Certifications
3
3
Languages
Work History
Finance Working Student
Plugsurfing
10.2023 - Current
- Examined the completeness and accuracy of utilized data.
- Developed finance process models and delivered recommendations for process enhancements.
- Supported the team in understanding data and facilitating knowledge-sharing sessions to ensure effective utilization of data-driven insights for informed decision-making.
Customer Service Working Student
Caras Cafe
01.2023 - 10.2023
- Handled customer inquiries, complaints, and feedback professionally, striving to resolve any issues promptly and satisfactorily.
- Collaborated effectively with colleagues to ensure smooth operation during busy periods, assisting with tasks.
Senior Auditor
ING
12.2020 - 09.2022
- Maintained professional knowledge by performing 7 audits.
- Developed and implemented the audit function's data analysis strategy and ensured data analysis techniques were seamlessly integrated into the audit planning and execution process.
- Experienced in SQL for data extraction from various financial systems, databases, and spreadsheets. Cleaned, validated, and transformed data to ensure consistency and usability for analysis.
- Ensured that appropriate conclusions were drawn for the entire population under audit and used statistical sampling techniques to create representative samples from big datasets.
- Analyzed business processes to identify inefficiencies, control weaknesses, and areas for improvement, providing valuable recommendations to enhance internal controls and operational effectiveness.
- Ensured compliance with data security and privacy regulations when handling sensitive information during data analysis.
Senior Consultant
PwC
10.2017 - 12.2020
- Delivered outstanding service to clients to maintain and extend relationship for future business opportunities.
- Created insights into process performance and spotted areas for improvement, applying sophisticated data analytics approaches including statistical analysis, trend analysis, and root cause analysis.
- Created detailed process maps and flowcharts to illustrate the current process workflows and identify opportunities for optimization using BPM tools.
- Develop meaningful recommendations for process optimization, efficiency improvement, and risk reduction by analyzing data-driven insights.
- Experienced Subjects: General Data Protection, Banking & Insurance Business Processes, Fraud Prevention, Data Analysis and Modeling, and Data Visualization.
Anti Money Laundering Investigator
HSBC
02.2017 - 08.2017
- Analyzed large volumes of data gathered from investigation to develop leads and provide reports.
- Enhanced compliance by conducting thorough investigations on potential money laundering activities and suspicious transactions.
- Maintained updated knowledge of industry best practices, regulations, and emerging trends in the field of anti-money laundering.
Intern
Garanti Bank
08.2016 - 09.2016
- Evaluated customer needs and feedback to drive product and service improvements.
- Worked in team environment to maintain high levels of productivity.
Education
Master of Science - Data Analytics
Berlin School of Business And Innovation
Berlin, Germany 04.2001 -
Bachelor of Science - Mathematics
Boğaziçi University
Istanbul, Turkey 04.2001 -
Skills
Data Analysis
Data Storytelling using Tableau or Looker
SQL and Databases
Statistical Analysis
Machine Learning
Business Needs Analysis
Process Improvement
Python Data Analysis
Certification
Data Manipulation in SQL & PostgreSQL Summary Stats &Window Functions, Datacamp- 2023
Timeline
Finance Working Student
Plugsurfing
10.2023 - Current
Customer Service Working Student
Caras Cafe
01.2023 - 10.2023
Senior Auditor
ING
12.2020 - 09.2022
Senior Consultant
PwC
10.2017 - 12.2020
Anti Money Laundering Investigator
HSBC
02.2017 - 08.2017
Intern
Garanti Bank
08.2016 - 09.2016
Master of Science - Data Analytics
Berlin School of Business And Innovation
04.2001 -
Bachelor of Science - Mathematics
Boğaziçi University
04.2001 -