Hands-on experience with AWS RDS (setup, scaling, backups, high availability). Experience with AWS Elastic Beanstalk (deployment and scaling of Node.js applications). Experience with AWS S3 (storage, permissions, lifecycle management). Experience with AWS Redis (cache and session management). Experience with multi-account AWS environments and multi-tenancy best practices. Proficiency in Node.js (JavaScript and TypeScript) for scripting, automation, and integrations. Strong understanding of networking concepts (VPC, subnets, routing, load balancers, DNS). Experience implementing monitoring and alerting with New Relic or Datadog. Familiarity with Infrastructure as Code tools (CloudFormation, CDK, or Terraform). Strong knowledge of security best practices (IAM, encryption, secrets management). Proven experience in ensuring system reliability, performance, and cost optimization.