Daniel Sirakov Email & Phone Number

Bulgaria

Sofia, Sofia City, Bulgaria

Developing GFK's new data platform managing the acquisition and processing of datacoming by various communication channels from thousands of sources.Key Responsibilities: • Creating and implementing solution designs for new features • Designing and implementing RESTful APIs with Fast API • Migrating customers to the new data platform • Creating training content and conducting technical training sessions • Participating in the candidates interview process

Sofia, Sofia City, Bulgaria

Introducing new features within the company's data infrastructure consist of multipledata services responsible for processing of large amounts events data.Key Responsibilities: • Integrating internal and external APIs using Python and Airflow • Developing a reporting automation framework in Python • Developing SQL ELT scripts for events data integration in Snowflake • Migrating existing data services to Kubernetes • Establishing Gitlab CI/CD pipelines • Implementing monitoring and alerting solutions using Prometheus and Slack

Bulgaria

Key Responsibilities: • Developing Pentaho ETL solutions for customer data integration • Designing and implementing frameworks for Data Quality Reporting and Web Analytics integration • Generating Kibana visualizations for ETL execution monitoring • Contributing to production incidents investigation and bug fixes • Exploring Machine Learning models for search algorithm enhancement

Key Responsibilities: • Developing ETL processes for DWH integration • Creating database stored procedures for data transformation • Implementing C++ Netezza User Defined Functions • Development Korn Shell scripts for ETL wrappers • Performing unit testing and documenting delivered solutions • Deploying to highly secured production environment

Key Responsibilities: • Leading team of six QA engineers • Training and supporting newcomers • Developing Test Cases for ETL transformations validation in SQL • Developing Korn Shell scripts for testing automation • Creating test data and designing specific data patterns • Performing Functional Testing • Performing System Integration Testing (SIT) • Supporting User Acceptance Testing (UAT)

Sofia, Bulgaria

Bachelor'S Degree, Computer Science

Technician, Microprocessors