Ozan Ogreden
Full Stack Developer at GreenPT
Utrecht, Utrecht, Netherlands
Summary
👤
Senior🎓
Top SchoolOzan Ogreden is a full stack developer with a decade of engineering experience and a strong foundation in applied statistics and data science. He has shipped product-focused features across startups and scale-ups—driving revenue-impacting changes like subscription service fees and enabling financial workflow improvements that reduced debt and unlocked new cash flow. Comfortable toggling between data modelling and product engineering, he’s built pricing and demand models, led cross-discipline projects with finance teams, and contributed technical documentation to the widely used pandas project. He’s proven at modernizing legacy systems and testing practices, launching mobile MVPs, and turning analytical insights into production-grade tools. Based in Utrecht, he blends academic rigor (MSc in Methodology & Statistics) with pragmatic product delivery and a knack for making complex financial and analytics systems simpler for teams to use.
10 years of coding experience
6 years of employment as a software developer
Master of Science (M.Sc.) Methodology and Statistics for Behavioral Biomedical and Psychological Sciences, Master of Science (M.Sc.) Methodology and Statistics for Behavioral Biomedical and Psychological Sciences at Utrecht University60. Yıl Anadolu LisesiBachelor of Arts (B.A.) Psychology, Bachelor of Arts (B.A.) Psychology at Boğaziçi University
English, Turkish, Dutch
Stackoverflow
131reputation
3kreached
1answer
1question
Github Skills (8)
pandas10
documentation10
data-analysis10
data-science9
python9
typescript6
angular6
rxjs6
Programming languages (15)
Github contributions (5)
pandas-dev/pandas
Aug 2019 - Dec 2020
Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more
Role in this project:
Technical Writer
Technical WriterContributions:10 reviews, 6 commits, 9 PRs in 1 year 4 months
Contributions summary:Ozan primarily contributed to the documentation of the pandas library. Their work included documenting existing functionalities such as `DataFrame.to_sql()`, adding docstrings to the insertion method, and documenting S3 and GCS path functionality for `DataFrame.to_csv()`. Furthermore, they added notes about query outputs and provided examples. The user also documented and explained the behavior of specific pandas functions related to `UInt64Index` and `NumericIndex`.
pythondatalabeled-datamanipulationdataframes
oguzhanogreden/pandas
Mar 2020 - Jan 2021
Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more
Contributions:38 pushes, 9 branches in 11 months
pythondatalabeled-datamanipulationdataframes
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