I applied through an employee referral. The process took 4 weeks. I interviewed at EPAM Systems (Guadalajara, Jalisco) in Dec 2021
Interview
Entrevista técnica basada en conceptos de data warehousing y business intelligence de aproximadamente una hora de duración. La entrevista fue fluida y con buenas preguntas con ejercicios de sql al final.
Interview questions [1]
Question 1
What are the differences between OLAP and OLTP? Different types of charts Different types of loads in the data warehouse. Differences between fact and dimension.
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
I applied through a recruiter. I interviewed at EPAM Systems (Bogotá, Bogota) in Mar 2026
Interview
First a talk with RRHH, then a technical interview with live coding and then another technical interview with a manager, Then they told me they will start looking for a client (3 months ago) and now its just ghosting.
I had 4 interviews. 1 technical for EPAM screening, 1 EPAM manager interview. 1 project interview(Technical). 1 Client interview.
Timeframe was from late december to Early February
Good luck !
Interview questions [1]
Question 1
what would you use for SQL to Databricks migration: JDBC, ODBC, ADF Copy activity
