production Linux environments through system administration, performance tuning, storage management, networking, and incident resolution. Maintain and optimize relational databases (PostgreSQL, MySQL, Aurora) and NoSQL platforms (DynamoDB, Redis), ensuring high availability, performance, and disaster recovery readiness. Strengthen the organization’s cloud security posture through effective management of IAM, network security controls … Databases Hands‐on experience with relational databases: PostgreSQL, MySQL, or AWS RDS/Aurora — schema management, query optimisation, replication, backups, and failover Familiarity with NoSQL databases: DynamoDB, Redis, or MongoDB — data modelling, performance tuning, and operational monitoring General Familiarity with CI/CD pipelines (GitHub Actions, Jenkins, or AWS CodePipeline ...