AWS & Claude Engineering
Building enterprise AWS
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Writing what I learn.
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Latest posts
View all →Fix Route 53 DNS Resolution, Private Hosted Zone, and Health Check Failures
Troubleshoot Route 53 SERVFAIL responses, private hosted zone resolution in VPCs, health check false positives, and Resolver endpoint issues.
Fix API Gateway 5xx, Integration Timeout, and Authorizer Errors
Resolve Amazon API Gateway 502/503/504 errors, Lambda integration timeouts, and custom authorizer failures with CloudWatch diagnostics.
Fix S3 403 Access Denied Errors: Bucket Policy, KMS, and VPC Endpoint Issues
Troubleshoot AWS S3 403 Access Denied errors caused by bucket policies, KMS key permissions, SCPs, and VPC endpoint policy restrictions.