K Patel enhanced notification workflows across the companieshouse/chs-notification-kafka-consumer and chs-gov-uk-notify-integration-api repositories, focusing on reliability, scalability, and security. They stabilized letter processing strategies using Java and Kafka, improved observability with richer logging, and strengthened transactional support in MongoDB integrations. Patel applied Terraform and AWS ECS to optimize deployment scaling and resource allocation, while addressing security vulnerabilities through Tomcat updates and configuration management. Their work included refining test coverage and code quality, resulting in more maintainable and robust backend systems. These efforts delivered faster, safer notification processing with improved diagnostics and cost efficiency, demonstrating strong backend engineering depth.