AYNUR BAŞARAN
Senior Data Engineer
Ankara
Summary
Experienced Data Engineer with a proven track record of delivering strategic and results-driven solutions. Over 6 years of experience in data modeling, ETL processes, SQL querying, big data technologies, and business intelligence solutions. Brings a strong analytical skillset to the table, specializing in distributed systems and data pipeline optimization for scalable solutions and optimized database performance. Collaborates effectively with cross-functional teams to drive data-driven decision-making in global enterprises.
Overview
6
6
years of professional experience
6
6
years of post-secondary education
3
3
Certifications
2
2
Languages
Work History
Senior Data Engineer
Huawei
09.2024 - Current
- Data Migration Project: Participated in a large-scale data migration project transferring data from HDFS to Cloud
- Adjusted tasks for cloud compatibility and performed data validation to ensure integrity
- Requirement Analysis & Development: Led the analysis of business requirements from senior stakeholders, designed data processing logic, and developed Spark SQL tasks to structure and optimize tables for dashboard integration
- Dashboard Maintenance & Optimization: Identified and resolved issues in existing dashboards by performing root-cause analysis and implementing fixes
- Task Optimization: Worked on performance optimization of existing Spark SQL tasks to improve efficiency and reduce execution time
- Ensured data quality through rigorous testing, validation, and monitoring of all data assets, minimizing inaccuracies and inconsistencies.
Data Engineer
Avansas.com
01.2023 - 09.2024
- Designed and implemented complex ETL jobs using SAP Data Services, optimizing processing times
- Developed data-driven applications leveraging Python and SQL-based solutions
- Built scalable data models to support analytics and reporting
Business Intelligence Specialist
BiSoft
09.2022 - 01.2023
- Created ETL packages with HITACHI Pentaho to extract, transform, and load data into data warehouse systems
- Analyzed business requirements and provided data-driven insights to improve reporting structures
- Engaged with clients to ensure proper implementation of BI solutions
Data Modeling Consultant
Republic of Turkey Ministry of Health
04.2022 - 09.2022
- Designed and optimized SQL queries for complex data retrieval operations
- Utilized Apache NiFi and SSIS to integrate and process large data volumes
Business Intelligence Specialist
Republic of Turkey Ministry of Health
04.2020 - 04.2022
- Managed BI reporting processes, including requirement gathering and report automation
- Utilized MS SQL, Oracle, and Apache Impala to drive analytics and data intelligence
Network & System Engineer
Enekom
02.2019 - 11.2019
- Installed and managed network infrastructure while applying data analytics for operational improvements
Education
Data Engineering Bootcamp -
Veri Bilimi Okulu
09.2022 - 12.2022
SQL Server Querying & Developing -
Bilge Adam Academy
05.2022 - 07.2022
System and Networking Training -
Bilge Adam Academy
05.2019 - 12.2019
Bachelor of Science - Electrical And Electronics Engineering
Atılım University
Ankara 09.2013 - 08.2018
Skills
- Advanced SQL:MS SQL,PostgreSQL,Oracle,Apache Impala,ClickHouse
- ETL Development: Apache NiFi, SSIS, Pentaho, SAP Data Services, StreamSets, ODI,Apache Airflow
- Visualization Tools:Power BI, SAP BO, Apache Superset
- Apache Hadoop: HDFS, Hive, Spark
- Python programming
- Apache Airflow
- Cloud Storage Solutions
- Windows Server 2016
- Jira
- Microsoft Office
Certification
SQL Server, Bilge Adam Academy, 2022
Personal Information
- Nationality: Turkish & Bulgarian Citizen (Work Permit in Europe)
- Driving License: B Category
Education Certifications
- Data Engineering Bootcamp, Veri Bilimi Okulu, 2022
- SQL Server Querying & Developing, Bilge Adam Academy, 2022
- System and Networking Training, Bilge Adam Academy, 2019
- B.Sc. Electrical & Electronics Engineering, Atılım University, 2013 - 2018
Timeline
Senior Data Engineer
Huawei
09.2024 - Current
Data Engineer
Avansas.com
01.2023 - 09.2024
Data Engineering Bootcamp -
Veri Bilimi Okulu
09.2022 - 12.2022
Business Intelligence Specialist
BiSoft
09.2022 - 01.2023
SQL Server Querying & Developing -
Bilge Adam Academy
05.2022 - 07.2022
Data Modeling Consultant
Republic of Turkey Ministry of Health
04.2022 - 09.2022
Business Intelligence Specialist
Republic of Turkey Ministry of Health
04.2020 - 04.2022
System and Networking Training -
Bilge Adam Academy
05.2019 - 12.2019
Network & System Engineer
Enekom
02.2019 - 11.2019
Bachelor of Science - Electrical And Electronics Engineering
Atılım University
09.2013 - 08.2018