Marko Polak is Chief Data Architect and Project Lead at Medius d.o.o., bringing over 15 years of expertise in data architecture, development, and project leadership.

Marko’s career began as a warehouse developer and designer, specializing in Oracle Warehouse Builder. He later transitioned into roles focused on Java and PL/SQL development, as well as relational database modeling for a variety of high-impact projects. His experience spans diverse industries, including telecommunications, lottery systems, government, and infrastructure.

In 2015, Marko advanced into the realm of Big Data, leading the design of a cutting-edge system for streaming, storing, and visualizing large datasets. This system, built on the Cloudera platform, incorporated custom-built components to deliver robust performance and scalability.

Currently, Marko serves as Chief Data Architect and Project Lead at Medius d.o.o., where he drives the strategic development of data platforms and AI solutions. He is also the Product Owner of the GamayunAI platform—a comprehensive solution for large-scale data acquisition, processing, storage, and machine learning model development and inference.