AWS Data Engineer
EXL · Pune, Maharashtra · Full-time
We are seeking a highly skilled AWS Data Engineer with deep expertise in AWS cloud architecture, big data processing, real-time streaming, and modern data lake technologies. The ideal candidate will have strong hands-on experience in Spark (PySpark), Iceberg, EMR, Starburst/Trino, and event-driven architectures, along with experience building real-time and API-driven data applications who can design and build generic solutions for one of our Fortune 500 Client programs in the realm of Financial Master & Reference Data Management. This is high visibility, fast-paced key initiative will integrate data across internal and external sources, provide analytical insights, and integrate with the customer’s critical systems.
Key Responsibilities
• Design and implement scalable, secure, and cost-optimized AWS data architectures.
• Develop and maintain ETL pipelines using AWS Lambda and AWS Glue ETL.
• Configure and manage AWS Glue Crawlers, Glue Data Catalog, and schema evolution.
• Build, optimize, and unit test applications on the Apache Spark framework using PySpark.
• Design and optimize data lakes using Apache Iceberg on AWS, including table compaction and Iceberg performance tuning.
• Work extensively with data formats such as Avro, Parquet, JSON, XML, and CSV.
• Orchestrate event-driven workflows using AWS Step Functions and Amazon EventBridge.
• Connect and integrate Starburst from Lambda and Glue ETL jobs for federated querying.
• Implement CI/CD pipelines for automated testing and deployment.
• Perform unit testing using PyTest, and performance tuning of Spark and Python applications
• Strong understanding of AWS architecture best practices, scalability, security, and cost optimization strategies.
• Strong hands-on experience with AWS services including Lambda, Glue ETL, Athena, S3, DynamoDB, Step Functions, EventBridge, SNS, and SQS.
• Deep experience in Apache Spark (PySpark/Scala) development, unit testing, and performance optimization.
• Strong Python programming skills using libraries such as pandas, requests, json, and awswrangler.
• Experience on Apache Kafka and Confluent Kafka.
• Experience designing and optimizing data lakes using Apache Iceberg, including compaction and Iceberg optimization techniques.