PostgreSQL, Typescript, MySQL, Sns, Api Gateway, Aws Lambda, Dynamodb, Node.js, Automated Testing, Cloudwatch, Sqs, Iam, AWS CDK, Vue 3, EventBridge, Idempotency, AI-assisted development tools, Retries, SQL databases, Step Functions, Playwright, Microsoft Entra ID, Asynchronous workflows, Amazon Aurora, Codex, AWS Cognito, Database migrations, Composition API, Production deployments, Schema changes, CI/CD