30 Days Roadmap to master Pyspark

1. PySpark Fundamentals Unlocked
- Spark Architecture deep dive
- Setting up rock-solid PySpark environments
- Understanding SparkContext like a pro

2. RDDs: The Distributed Data Revolution
- Creating resilient distributed datasets
- Master transformations vs actions
- Ninja-level RDD operations

3. DataFrame Mastery
- Advanced DataFrame manipulation
- Schema inference techniques
- Column referencing strategies

4. Spark SQL: From Beginner to Expert
- SQL queries on DataFrames
- Creating dynamic views
- Handling multiple data formats
- JDBC database integrations

5. Performance Optimization Secrets
- Broadcast & accumulator variables
- Caching strategies
- Handling data skew like a wizard

6. Real-Time Data Processing
- Structured streaming fundamentals
- Kafka integration
- Fault-tolerant processing techniques

Data Engineering Interview Preparation Resources: https://topmate.io/analyst/910180

All the best 👍👍