Designs and implements automated S3 lifecycle policy deployment across single and multi-account environments. Covers tag-based lifecycle policy deployment via CloudFormation StackSets and Lambda, bucket inventory collection for lifecycle audit, automated storage class transitions (Standard to IA to Glacier to Deep Archive) based on object age patterns, versioning lifecycle rules (NoncurrentVersionTransition and NoncurrentVersionExpiration), Intelligent-Tiering opt-in automation, Storage Lens analysis for identifying buckets without lifecycle policies, S3 Batch Operations for retroactive storage-class tiering of existing objects, lifecycle policy validation enforcing minim…
