English Courses
2 of 7 courses live on the English second channel. More being published soon.
English courses in progress
Remaining courses are being recorded and published on the English second channel. Subscribe to get notified when new playlists drop.
Apache Airflow
Airflow from scratch in English — DAG design, operators, sensors, XComs, task dependencies, scheduling, and production best practices.
Python for Data Engineering
Core Python for data engineers — collections, file I/O, OOP, decorators, generators, and real-world scripting patterns.
PySpark / Apache Spark
End-to-end PySpark — DataFrames, transformations, aggregations, joins, window functions, performance tuning, and Spark Streaming.
Data Modelling
Dimensional modeling, star & snowflake schemas, data vault, normalization, and real-world warehouse design patterns.
Real-World Projects
End-to-end data engineering projects — ingestion, transformation, orchestration, and serving — built from scratch.
DSA for Data Engineers
Arrays, strings, two-pointer, sliding window, heaps, graphs, dynamic programming — curated for data engineering coding rounds.
Interview Questions & Answers
Commonly asked DE interview questions — SQL, Python, Spark, system design, and behavioral — with detailed answers.