EPAM Systems Data Engineer interview questions

There are a two rounds of technical interviews (local and overseas experts). Questions that were being asked during the interview include SQL, Python and Pyspark, cloud knowledge around the data storage, authentication type, data tools like Data Factory, Databricks

The first round was a detailed technical interview lasting about one hour. It focused on an in-depth discussion of my project experience, understanding of end-to-end data pipelines, technical concepts, and problem-solving skills. The interviewer asked questions related to my daily work, design decisions, tools and technologies used, as well as a hands-on coding exercise to evaluate logical thinking, coding ability, and how effectively I approach real-world technical problems.