circuit breakers , secure coding , Unit Testing, Kafka, Spring Boot, Memory Management, Nosql, Core Java, Query Tuning, concurrency, Sql, Spring, Devops, DevSecOps, Restful Services, idempotency, Java 11, event?driven designs, GitLab pipelines, artifact versioning, resilience patterns, dependency container scanning, Collections, zero?downtime deployments, Microservices Engineering, back?pressure, NFT hooks, contract?first APIs, retries, MQ patterns, automated tests

Java, Mqtt, CSS, test automation, Spring Boot, Redis, HTML, Angular, Rabbitmq, React, Typescript, Javascript, Docker, Rest Apis, Kubernetes, Clean Code design patterns, CI CD, microservices architecture, SQL databases