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Hakan Kopal

Hakan Kopal

Data Scientist

Internal Audit Department @ Vakifbank


My Portfolio Highlights

My New Track

SQL Fundamentals

My New Project

Introduction to DataCamp Projects

My New Course

Introduction to Python

Data alchemist, transforming raw numbers into golden insights.

My Work

Take a look at my latest work.


Introduction to R


Course Notes: Software Engineering for Data Scientists in Python


Introduction to Python

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

My Work Experience

Where I've interned and worked during my career.

VakıfBank | Aug 2019 - Present

Data Scientist @ Internal Audit Department

- Conducted exploratory data analysis to extract insights into dataset patterns and trends. - Developed and maintained risk-based Oracle PLSQL procedures to detect potential fraud. - Implemented machine learning algorithms in Python and R to identify fraudulent events. - Deployed analytical models on a Linux virtual machine through Azure DevOps. - Created custom reports and queries in SQL to support internal auditors and management. - Provided training on data analysis techniques and organizational tools to new team members.
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VakıfBank | May 2016 - Aug 2019

Internal Auditor

- Conducted operational, financial, and compliance audits in line with company policies and international standards. - Managed special investigation cases with a focus on confidentiality and ethical standards. - Identified and mitigated risks related to fraud and abuse. - Reviewed processes and systems to ensure compliance with legal and regulatory standards. - Prepared audit reports and follow-up plans, offering suggestions for continuous improvement. - Evaluated the effectiveness of internal control processes, policies, and procedures.

Fibabanka | Jun 2015 - May 2016

Management Trainee (Commercial Credit Analyst)

- Analyzed financial statements of commercial firms using both IFRS and VUK reports. - Prepared executive summaries and credit proposals. - Responded to requests from commercial branches, including limit revisions and cheque approvals.

IFS Türkiye | Mar 2014 - Feb 2015

ERP Consultant (Financial Applications)

- Collaborated with clients to understand ERP-related needs. - Implemented and supported enterprise resource planning software for client companies. - Conducted training sessions for client company staff in the finance module.

Fiba Emeklilik ve Hayat A.Ş. | Aug 2013 - Mar 2014

IT Intern


My Education

Take a look at my formal education

Master of Science - MS, Data ScienceÖzyeğin Üniversitesi | 2022
Bachelor's degree, Management Engineeringİstanbul Teknik Üniversitesi | 2015
Ordu Fen Lisesi

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