Senior Data Engineer

Multiple clients, from small startups to multinational corporations.

• Developing and implementing data models and architectures.
• Building data pipelines and ETL processes.
• Ensuring data accuracy, consistency, and quality.
• Designing and optimizing databases and data warehouses.
• Providing technical expertise in data management and analysis.
• Monitoring and troubleshooting data systems and processes.
• Developing data visualization and reporting tools.
• Contributing to the development of data-driven products and services.
• Ensuring compliance with data privacy and security regulations.

• Data Engineer at Turkcell Enterprise Data Warehouse.
• Developed core ETL processes that involve many different sources and technologies.
• Designing and implementing ETL processes for data integration and transformation.
• Identifying and resolving data quality and consistency issues.
• Developing and maintaining data models and data dictionaries.
• Developing and maintaining database schemas and SQL scripts.
• Designing and implementing data security and access controls.
• Providing technical expertise and support for data-related issues.

• Machine Learning.
• Optimizing the Search Engine Algorithm of eBay.
• Designing and developing data pipelines for ingesting, processing, and analyzing large volumes of data.
• Building and maintaining data infrastructure for machine learning models and algorithms.
• Collaborating with data scientists and analysts to identify and implement data-driven solutions.
• Building and maintaining data models, databases, and data warehouses.
• Developing and optimizing data processing and analysis workflows.
• Implementing data quality and consistency checks.
• Troubleshooting and resolving data-related issues.
• Optimizing search engine algorithms to improve search relevance and accuracy.
• Developing and maintaining APIs for data access and integration.