Spring Boot, Lambda, JUnit, Design Patterns, Distributed Systems, data structures, AWS, Api Gateway, Java, Java Frameworks, concurrency, Dynamodb, Oop, Jenkins, Git, Gradle, Mockito, Sqs, real-time processing platforms, CodePipeline, AI coding tools, Monitoring, Incident Investigation, production debugging, microservices architecture, serverless technologies

Cassandra, Distributed Systems, Java Technologies, Data Structures, Kafka, Containerization technology, Large-scale application development and design, Java Multithreading, Algorithm Design Patterns