MEHMET OZER

Phone: +1-862-***-****

Email: ad03tj@r.postjobfree.com Address: Texas, United States

PROFESSIONAL PROFILE

As a results-driven and experienced machine learning engineer with a PhD. In Mathematics and STEM Education, I have a 7+ years of proven track record of success in utilizing a variety of predictive modeling and machine learning techniques to drive business growth and improve performance. My expertise includes linear and logistic regression, classification, clustering, decision trees, random forest, hypothesis testing, A/B testing, Databricks, SageMaker and time series analysis. In one of my most recent roles as a Senior Consultant in Analytics at EXL Services, I modernized legacy algorithms and achieved significant cost savings and improved performance for a company through migration efforts. My strong technical skills in Python, SQL, R, SPSS, JMP, and machine learning tools are complemented by my ability to effectively collaborate with cross- functional teams to achieve shared goals. US citizen. Open to relocation.

SKILLS SUMMARY

Languages: Python (Pandas, Scikit-Learn, PySpark, Databricks, NumPy, BeautifulSoup, MatplotLib, Seaborn), SQL, R, SPSS, JMP

Predictive modeling: Linear/Logistic Regression, Classification, Clustering, Decision Trees, Random Forest

Machine learning: Hypothesis Testing, A/B Testing, Linear Regression, Logistic Regression, NLP, Classification, Random Forest, Naive Bayes, Snowflake, Time Series Analysis, AWS (Sagemaker, Databricks, Athena), Delta Lake, Azure, Data Warehouse.

Visualization Tools: Tableau, Power BI

Cloud Platforms: AWS, Google Cloud Platform Deployment Tools: Docker, Jenkins, Git, Kubernets. Analytics: SAS Visual Analytics

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EXPERIENCE

DATA SCIENTIST APR 2023 TO PRESENT APPLE

Wrote algorithm for shipment route selection for incoming orders worldwide involving new or existing Apple products.

Used Python and utilized mainly Pandas and NumPy packages.

Communicated inter-departments to help the process get completed smoothly.

SENIOR CONSULTANT- ANALYTICS OCT 2021 TO APR 2023 DISCOVER FINANCIAL SERVICES

Evaluated multiple credit risk XGBoost models that have been in use, utilizing several evaluation metrics including

KS, PSI (Population stability index) and CSI (Characteristic stability index) using SAS and Snowflake

Modernized of legacy machine learning risk management algorithms to a new modern cloud- based (AWS) version

Achieved significant cost savings and improved performance for the bank through the modernization and migration efforts.

Ensured this migration to be error free by analyzing the potential differences among the models and data attributes by cooperating with the various associated departments within company.

Designed and createed visually compelling and interactive reports and dashboards using Power BI.

Fine-tune Power BI reports and queries to optimize performance and ensure fast response times for users.

Used to extract, transform, and load (ETL) data from various sources into Tableau, ensuring data accuracy, consistency, and reliability.

Utilized BI tools (Tableau, Power BI) to design and create interactive and informative dashboards, reports, and visualizations that convey financial insights to stakeholders. Performing in-depth data analysis to identify patterns, correlations, and opportunities within financial data.

Managed end-to-end BI projects, including requirements gathering, data preparation, visualization design, and deployment.

PYTHON DEVELOPER MAY 2021 TO SEPT 2021 IC SOLUTIONS

Taken active part in all development phases of new products-research, design, development etc. Designed and developed backend services using Flask and Django, delivering robust RESTful APIs.

Collaborated with frontend developers to integrate frontend components with backend APIs seamlessly.

Optimized database queries and improved system performance, resulting in faster response times.

Automated manual processes using Python scripts, reducing operational inefficiencies. Developed and maintained scalable data warehousing solutions on Snowflake, utilizing SQL interface.

Developed serverless applications using AWS Lambda and API Gateway, enabling efficient scaling and cost-effective execution.

Ensure compliance with data governance standards and security protocols when accessing, manipulating, and sharing financial data within Tableau.

DATA SCIENCE FELLOW APR 2020 TO MAY 2021 SPRINGBOARD

550+ hours of hands-on curriculum, with 1:1 industry expert mentor oversight, and completion of 2 in-depth capstone projects. Mastering skills in Python, SQL, data analysis, data visualization, hypothesis testing, and machine learning.

Project 1 - Global Warming Forecast with Time Series Analysis.

Performed time series analysis with historical temperature data (1824-2016) for Ilulissat, Greenland to build a future temperature predictor

Several time series algorithms were used for modeling including ARIMA, Holt Winters, FB Prophet and chose best performing model by RMSE scores

Python packages were used: Pandas, NumPy, Matplotlib, PandaSQL, SKlearn, Seaborn, SKlearn

Project 2 - Soccer Player Transfer Value Prediction Using Regression Analysis.

Web-scraped available data on the web using BeautifulSoup

Predicting top prospect soccer players using past transfer values of players who made transfers above €19M

Created and ran multiple models to find the best out of linear regression, lasso regression, ridge regression and XG Boost

Python packages were used: Pandas, NumPy, Matplotlib, BeautifulSoup, PandaSQL, SKlearn, Seaborn, AWS

RESEARCH ASSISTANT ACTED AS DATA ANALYST AUG 2015 - JULY 2019 STEM OUTREACH CENTER NMSU

Completed multiple projects involving data collection, cleaning, analysis, visualization, using tools like SPSS and R,

Python along with presenting results at international conferences and publishing results in peer reviewed journals

Managed and led a group of researchers in projects involving how college students perceive technology usage

Used different data analysis methods, including multiple linear regression, chi-square analysis, ANOVA and t-test

EDUCATION

SPRINGBOARD

Data Science Certificate

NEW MEXICO STATE UNIVERSITY 2022

PhD. in Curriculum Instruction

GAZI UNIVERSITY 2008

Bachelors of Arts and Sciences

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