During December 2024, Indrani J. focused on improving networking reliability in the aws/aws-cdk repository. She addressed a critical bug in the aws-cdk-alpha module by refactoring the rangesOverlap function to use numeric IP comparison via the ip-num library, replacing the previous string-based approach. This change ensures accurate detection of overlapping IP address ranges, which is essential for correct VPC CIDR planning and EC2 networking. Indrani validated the fix by adding two targeted unit tests, demonstrating attention to robust backend development practices. Her work leveraged TypeScript, AWS CDK, and networking expertise, resulting in reduced misconfiguration risk for infrastructure-as-code users.