Senior AWS Engineer- "AWS Glue", ETL, Node.Js, Microservices

We are looking for a Senior AWS Engineer to extend our event-driven, serverless financial platform. The platform combines Python-based AWS Glue ETL pipelines with Node.js Lambda microservices.

Required Skills & Experience

• Python (3.12+) strong proficiency, including testable, well-structured ETL code
• Node.js (current LTS) has strong proficiency, including ES6+, async/await, and JavaScript or TypeScript for AWS Lambda microservices
• Experience designing and operating microservices architectures: single-purpose services, loose coupling, independent deployment, event contracts and idempotency
• AWS Glue (PySpark, Glue 4.0, DynamicFrames) and AWS Lambda (Python and Node.js runtimes)
• AWS Step Functions (Amazon States Language) for workflow orchestration
• AWS SAM / CloudFormation infrastructure as code, multi-environment deployment
• Oracle SQL complex joins, DML across transactional schemas, stored procedure–like code patterns
• DynamoDB key design, GSIs, conditional writes, pagination
• S3 - event-driven architectures (EventBridge notifications), data lake patterns (Parquet)
• Strong testing discipline: pytest/unittest, Jest/Mocha, mocking AWS services (moto, aws-sdk-client-mock), stubbing Spark/Glue runtime dependencies for offline unit tests
• Experience with financial/transactional data where correctness, auditability, and idempotency are critical
• CI/CD experience, ideally Jenkins, with multi-environment promotion gates
• Familiarity with CloudWatch metrics/logs, Grafana, and building operational dashboards.

Regards,

Raj Dakshinapu | Recruiter, Dotcom Team LLC

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