5–10 years Data Engineering

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Strong Scala programming

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Strong Apache Spark

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Strong Apache Kafka

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Spark Structured Streaming

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Advanced SQL

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ETL/ELT & Data Pipelines

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Distributed Systems

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Cloud/Databricks exposure
- Required Technical Skills1. Apache Spark – Mandatory
Robust hands-on experience with:
- Apache Spark
- Spark Core
- Spark SQL
- Spark DataFrame
- Spark Dataset
- Spark Structured Streaming
- Spark transformations and actions
- RDD concepts
- Joins and aggregations
- Window functions
- Partitioning and repartitioning
- Caching and persistence
- Broadcast joins
- Handling data skew
- Spark job optimization
- Spark cluster execution and troubleshooting

2. Scala – Mandatory
- Solid programming experience in Scala.
- Functional programming concepts.
- Collections and higher-order functions.
- Case classes, traits, objects, pattern matching.
- Exception handling and reusable code development.
- Development of Spark applications using Scala.
- Ability to write clean, modular, scalable, and maintainable Scala code.

3. Apache Kafka – Mandatory




Strong practical experience with:
- Kafka architecture
- Kafka brokers
- Topics and partitions
- Producers and consumers
- Consumer groups
- Offsets and offset management
- Replication factor
- Partition strategy
- Message retention
- Kafka Producer/Consumer APIs
- Kafka Streams / Kafka Connect
- Schema Registry
- Avro / JSON serialization
- Consumer lag monitoring
- Kafka troubleshooting
- Kafka performance tuning
- Integration of Kafka with Spark Structured Streaming

4. SQL – Mandatory
Strong SQL skills including:
- Complex SQL queries
- Joins
- Subqueries
- CTEs
- Window functions
- Aggregations
- Query optimization
- Data validation and reconciliation
- Stored procedures/functions where applicable
- Relational database concepts

5. Data Engineering
Strong understanding of:
- ETL / ELT
- Batch processing
- Real-time/streaming processing
- Data pipelines
- Data lakes
- Data warehouses
- Data modeling
- D

📌 DE-Spark,Scala,kafka (Bengaluru)
🏢 Zorba Consulting India
📍 Bengaluru