Skill Proficiency Expected Java 17 Expert-level understanding of Java 17 features including records, sealed classes, pattern matching, and enhanced switch expressions Spring Boot Strong hands-on experience in building production-grade applications using Spring Boot Spring WebFlux Proficiency in developing reactive, non-blocking applications using Spring WebFlux and Project Reactor REST APIs Expertise in designing, developing, and securing RESTful APIs with proper versioning and error handling Microservices Solid experience in microservices architecture including service discovery, API gateway, circuit breakers, and distributed tracing IBM MQ Hands-on experience with IBM MQ for enterprise messaging and integration Apache Kafka Strong knowledge of Kafka for building event-driven systems, including producers, consumers, and stream processing . Skill Description MongoDB Experience with MongoDB for NoSQL database design, queries, and aggregation pipelines AWS Cloud Familiarity with AWS services such as EC2, S3, Lambda, ECS, and RDS OpenShift Experience deploying and managing applications on OpenShift or similar container platforms Kubernetes Knowledge of Kubernetes for container orchestration, deployments, and scaling Helm Experience with Helm charts for Kubernetes application packaging and deployment Harness Familiarity with Harness for continuous delivery and deployment automation Git & Bitbucket Proficiency in version control using Git and collaboration via Bitbucket JIRA Experience using JIRA for agile project management and issue tracking Gradle Hands-on experience with Gradle for build automation and dependency management Client Project Familiarity with Client Project for development acceleration Kibana Experience with Kibana for log visualization, monitoring, and troubleshooting .