Nikolaos Kyrtsis
About Nikolaos Kyrtsis
Nikolaos Kyrtsis is a Senior Data Engineer at Delivery Hero in Berlin, Germany, with extensive experience in data engineering and business intelligence.
Company
Nikolaos Kyrtsis is currently working at Delivery Hero as a Senior Data Engineer, based in Berlin, Germany. Delivery Hero is a global leader in online food delivery services, and Nikolaos plays a key role in managing and optimizing their data infrastructure.
Title
Nikolaos Kyrtsis holds the title of Senior Data Engineer. His expertise lies in data modeling, query optimization, and managing complex data systems. His role involves leading significant data migration projects and integrating various data sources into the company's data warehouse.
Education and Expertise
Nikolaos Kyrtsis completed a Diploma in Computer Engineering from the University of Patras, followed by a Master of Science (MSc) in the same field from the same university. His expertise includes data modeling, query optimization, and using a wide range of technologies such as Python, Jenkins, Amazon Web Services, Airflow, and Google Cloud Platform.
Professional Background
Nikolaos Kyrtsis has over a decade of experience in the field of data engineering and software engineering. He has worked for various companies, including Contorion, Applicata GmbH, ckc group, Hellenic Army, Unisolo GmbH, and University of Patras. His roles have ranged from Business Intelligence Engineer to Software Engineer and System & Network Administrator.
Key Projects and Responsibilities
At Delivery Hero, Nikolaos Kyrtsis led the migration of the Data Warehouse from Jenkins/Redshift to Airflow/BigQuery. He has also integrated new data sources such as Ant Financial, Cybersource API, Ingenico, and Payfort API into the FinTech Data and Analytics DWH stack. He conducts ad-hoc analysis based on user requests and utilizes a technology stack that includes Python, Jenkins, AWS, Airflow, GCP, and Git.