Tunahan Doğan Email & Phone Number

Kocaeli, Turkey

Kocaeli, Turkey

Türkiye

-Developed a hybrid recommendation system combining Content-Based and Collaborative Filtering using PySpark and ALS.-Enhanced precision using Cosine Similarity and applied advanced embedding techniques including Count Vectorizer, TF-IDF, BERT, and Sentence Transformers.-Optimized the recommendation algorithm with a large dataset of over 2 million entries, resulting in significant improvements in accuracy and performance.

-Collaborated with the R&D team on a deep learning-based automation project, focusing on dataset preparation, data preprocessing, and reporting.-Gained hands-on experience in the production environment to understand project goals and observed dataset creation using internal data sources.-Utilized Python libraries such as NumPy, Pandas, Matplotlib, Seaborn, and Scikit-learn for data analysis and processing.