Skills/Expertise: Backend Development | SQL & NoSQL Database Design | Software Architecture | Event-driven Systems, REST APIs | Scalability & Performance | Tech Design & Code Review | Continuous Integration/Deployment | Monitoring, Metrics & Alerting | Automation Scripts | Cross-functional Guild/Community

Tech Stack: Java, Spring Boot/Cloud, MySQL/PostgreSQL, Apache Kafka, RabbitMQ, ScyllaDB (Cassandra), MongoDB, AWS, Redis, Gradle/Maven, Prometheus/Grafana, Splunk, Docker, Git, Jenkins, Shell, Jira/Confluence.