E-Books →Mastering AWS Solving the Top Developer Challenges with S3, IAM, EC2, Lambda, and Cognito Real-World Solutions for Debugging

Why does S3 go public without warning?
Why does "Access Denied" appear when the IAM policy looks perfect?
Why do EC2 bills spike even when everything is "off"?
This book is not another theory-filled AWS manual.
It's a survival guide for real-world developers, DevOps engineers, and cloud architects who battle vague errors, production outages, and budget nightmares.
Inside, you'll find 60+ high-impact, field-tested chapters covering:
Unexplained Lambda timeouts and cold start pain
S3 lifecycle rules that silently fail
IAM permission traps and wildcards that backfire
EC2 money leaks, EBS bloat, and scaling chaos
Cognito token expiration, MFA issues, and hosted UI bugs
Every chapter includes:
CLI commands that fix real problems
Misconfiguration checklists
Root cause breakdowns
Tips from developers who've been burned
Who This Book Is For:
✔ Engineers building serverless apps
✔ DevOps leads optimizing AWS costs
✔ Developers fighting vague errors at 2:47 a.m.
✔ Teams managing growing AWS complexity