Ismigyul Selcuk
Data Warehouse Developer | Data Processing & Business Intelligence Specialist
Summary
Results-driven data professional with strong expertise in designing, developing, and maintaining data warehouse solutions. Known for excellent problem-solving skills, deep knowledge of ETL processes, and proficiency in SQL and data modeling. Adept at working collaboratively within teams and adapting to evolving project requirements to achieve business objectives. Dependable and results-focused, consistently delivering high-quality outcomes.
Overview
5
5
years of professional experience
1
1
Certification
1
1
Language
Work History
Data Warehouse Developer
A1 Telekom Austria
04.2024 - Current
Ensured data quality, optimized ETL processes, and implemented architecture improvements.
- Collaborated with business teams to deliver actionable insights.
- Maintained compliance with data governance and security standards.
- Skills: SQL, Teradata, Python, Data Architecture, ETL Optimization
- Created data models and mapped content storage pathways to facilitate easy access and support troubleshooting access issues.
- Optimized data warehouse performance by implementing efficient ETL processes and data cleansing techniques.
Data Processing Specialist
Researchbods, UK
10.2022 - 03.2024
- Led data operations across financial, marketing, and HR domains.
- Optimized systems and analyzed existing infrastructure for future scalability.
- Reported KPIs to executives and implemented performance improvements.
- Skills: SQL, Data Cleaning, Askia Tools, Excel, Data Visualization, IBM SPSS
Content Moderator
Alorica
07.2020 - 12.2022
- Handled content distribution and scheduling across platforms.
- Ensured moderation accuracy and team alignment.
- Skills: Content Management Tools, Scheduling, Workflow Coordination
Data Processing
NielsenIQ
01.2022 - 10.2022
- Maintained efficient data systems aligned with organizational goals.
- Designed tailored processing pipelines for internal departments.
- Skills: SQL, Excel, Data Quality Control
Education
Master - Business Administration (Senior Management)
UNWE
03.2025
Master - Actuary, Probability and Statistics
Sofia University
03.2020
Bachelor - Applied Mathematics
Technical University Sofia
06.2018
Skills
Teradata
Accomplishments
- Bronze Medal – National Olympiad in Computer Mathematics
- Bronze Medal – National Olympiad in Mathematics (2015)
- Bronze Medal – National Olympiad in Mathematics (2014)
Certification
Teradata Vantage SQL Advanced
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Languages
English
Upper intermediate (B2)
Bulgarian
Bilingual or Proficient (C2)
Turkish
Bilingual or Proficient (C2)
Timeline
Teradata Vantage SQL Advanced
10-2025
Data Warehouse Developer
A1 Telekom Austria
04.2024 - Current
Data Processing Specialist
Researchbods, UK
10.2022 - 03.2024
Data Processing
NielsenIQ
01.2022 - 10.2022
Content Moderator
Alorica
07.2020 - 12.2022
Master - Actuary, Probability and Statistics
Sofia University
Bachelor - Applied Mathematics
Technical University Sofia
Master - Business Administration (Senior Management)
UNWE