Senior Data Engineer-AWS

Technical Skills Required:

• At least Intermediate level in AWS ETL (Glue, lambda, Batch, EMR) & API Development(Fast API + Core python), Redshift
• AWS Redshift:
• Worked on creating provisioned clusters
• Expert knowledge of Workload management
• Materialized View, DDL Optimizations, Json handling
• AWS Glue to Redshift Loads
• Row & Column Level Security

• AWS Glue

  (ETL, Jobs, Crawlers, Catalogue including Iceberg, Workflows, Dynamic Data Frames)
• Worked on Batch & Stream workloads

• Performance Tuning & Cost Optimization

• IAM, KMS, Secret Manager and Fine-Grained Access Control (Encryption good to have)

• PySpark, Python

• Lambda, Amazon S3, Athena, RDS
• Apache Parquet, JSON, CSV
• Data Lake Design & Implementation

Good to have:

• CI/CD (Terraform or AWS CDK or CloudFormation)
• Data Lineage & Governance
• Kinesis/Kafka/Glue Streaming/AWS Batch

Key Responsibilities:

• Collaborate with business stakeholders to analyze data requirements and define ETL & API architecture aligned with business goals.
• Design and implement scalable ETL workflows using AWS Glue and PySpark for ingesting structured and semi-structured data into the AWS data lake.
• Develop reusable Glue jobs and crawlers for automated metadata cataloging and data transformations.
• Optimize Glue job performance using dynamic frame partitioning, job bookmarking, and parallelism tuning.
• Integrate Glue with other AWS services such as S3, Athena, Redshift, Lambda, and CloudWatch for end-to-end orchestration and monitoring.

• Lead data lakehouse implementation leveraging Glue with Iceberg for versioned, transactional data storage.

• Ensure secure access to datasets using fine-grained IAM policies and Lake Formation(Good to Have).

• Mentor junior engineers, enforce coding best practices, and participate in code reviews and architectural discussions.