Spiros Kostis

Spiros Kostis began their work experience in 2014 as an Accountant at Kostis Konstantinos Ltd., where they worked until January 2019. In 2019, they joined Organosis as a Data Analyst and worked there until February 2022. Currently, Spiros is a Big Data Associate at Velti, starting in June 2022. In September 2022, they transitioned to a Big Data Engineer role at the same company.

Spiros Kostis completed their Bachelor's degree in Accounting and Finance from the University of Macedonia. Afterwards, they pursued further education and obtained a Data Analyst Nanodegree from Udacity in February 2019. Additionally, they completed a 5-course specialization in Python for Everybody offered by the University of Michigan in June 2018. In 2020, Spiros completed a NanoDegree in Machine Learning from Udacity. Spiros is currently enrolled in the Hellenic Open University, pursuing a Master of Science degree in Data Science and Machine Learning.

Spiros has also obtained several certifications, including Google Ads (AdWords) Essential Training, Machine Learning and AI Foundations: Recommendations, Marketing Analytics: Setting and Measuring KPIs, Python for Marketing, and The Data Science of Experimental Design. These certifications were acquired from LinkedIn in October 2020. Prior to that, Spiros obtained a certification for completing the Data Analyst Nanodegree through Udacity in February 2019. Additionally, they completed a specialization in Python for Everybody from the University of Michigan in June 2018.