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DATA ENGINEER - PySpark
Actively Reviewing
Happiest Minds Technologies
Job Description
Key skill set for DE are -
pyspark, AWS, glue , Athena ,s3, Lambda ,step function, Kenisis , Pyhton , sql, redshift
Mandatory Technical SkillsBig Data & Data Engineering
- Strong experience in PySpark
- Spark SQL, DataFrames, RDDs ,memory optimization
- Data Lake Architecture
- ETL/ELT Framework Development
- AWS Glue
- Amazon Athena
- Amazon Redshift
- AWS Lambda
- Amazon Kinesis (Data Streams / Firehose)
- Amazon S3
- AWS IAM
- AWS CloudWatch
- AWS Secrets Manager
- Python
- Advanced SQL
- Star Schema & Snowflake Schema
- Dimensional Modeling
- SCD Type 1 & Type 2
- Data Mart Design
- Apache Iceberg / Delta Lake / Hudi
- AWS Step Functions
- Terraform / CloudFormation
- CI/CD using GitHub Actions, Jenkins, or AWS CodePipeline
- Airflow or equivalent orchestration tools
- Power BI / Tableau
- Healthcare domain knowledge is a plus
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