- Enhanced team visibility and operational excellence by implementing unit testing strategies for all existing components with extensive use of JUnit; this initiative led to a significant 15% increase in code coverage, improving reliability and performance in the back-end service- Successfully managed a real-time data processing migration by transitioning a business-critical component to Java and Apache Spark; resulted in zero data loss and a consistent transition for critical downstream services- Implemented and optimized scalable Dataflow streaming applications using Terraform to efficiently manage resources, accelerate deployment speed by over 23%, and integrated it with Grafana to enable real-time monitoring and provide critical insights into system performance

- Created HTTP servers that significantly optimized performance and enabled faster API responses from the back-end systems by 20%- Developed an automation service to simulate cloud tenancy data, addressing the challenge of generating real cloud resources in an actual tenancy, showcasing potential cost reduction and scaling capabilities