About this ebook
Learn how to design scalable, secure, highly available, resilient, and cost-effective cloud solutions through clear concepts, architecture patterns, decision matrices, real-world case studies, review exercises, and scenario-based practice.
The book covers:
• Core cloud architecture concepts
• Security and resilience best practices
• High availability and disaster recovery
• Performance and cost optimization
• Architecture patterns and anti-patterns
• Service-selection decision matrices
• Real-world architecture case studies
• Architecture review exercises
• Practice questions and mock exams
• Comprehensive cloud service reference
• Glossary and index for quick revision
Whether you are building your first cloud architecture or strengthening your professional architecture skills, this handbook provides a structured reference for understanding architectural decisions and applying them to real-world scenarios.
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About the author
Cloud Computing | Solutions Architecture | Artificial Intelligence and Machine Learning | Cybersecurity
Aarush Sai is a cloud and solutions architecture practitioner who holds multiple professional certifications
across leading technology platforms, including AWS, SAP, and Oracle. His work spans cloud computing,
artificial intelligence and machine learning, and cybersecurity.
He is a published researcher, with work in IEEE and Scopus-indexed venues on topics including
machine-learning-based attack detection and neural-network-based medical prediction, and he is a named
inventor on granted patents. His recognitions include national-finalist and first runner-up placement at Smart
India Hackathon 2026, a silver medal in the Cisco Networking Academy APJC NetAcad Riders 2026
competition, and selection as a Google Student Ambassador for 2026.
He builds and pitches his own software projects, and this handbook grew out of his own preparation for the
AWS Certified Solutions Architect - Associate exam. His interest is in practical technology education:
explaining not only what each service does, but how to choose between services for a specific requirement
