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Solutions Architect's Handbook

Solutions Architect's Handbook

By : Saurabh Shrivastava, Neelanjali Srivastav
4.7 (59)
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Solutions Architect's Handbook

Solutions Architect's Handbook

4.7 (59)
By: Saurabh Shrivastava, Neelanjali Srivastav

Overview of this book

Master the art of solution architecture and excel as a Solutions Architect with the Solutions Architect's Handbook. Authored by seasoned AWS technology leaders Saurabh Shrivastav and Neelanjali Srivastav, this book goes beyond traditional certification guides, offering in-depth insights and advanced techniques to meet the specific needs and challenges of solutions architects today. This edition introduces exciting new features that keep you at the forefront of this evolving field. Large language models, generative AI, and innovations in deep learning are cutting-edge advancements shaping the future of technology. Topics such as cloud-native architecture, data engineering architecture, cloud optimization, mainframe modernization, and building cost-efficient and secure architectures remain important in today's landscape. This book provides coverage of these emerging and key technologies and walks you through solution architecture design from key principles, providing you with the knowledge you need to succeed as a Solutions Architect. It will also level up your soft skills, providing career-accelerating techniques to help you get ahead. Unlock the potential of cutting-edge technologies, gain practical insights from real-world scenarios, and enhance your solution architecture skills with the Solutions Architect's Handbook.
Table of Contents (20 chapters)
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18
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19
Index

Defining a strategy for system modernization

Often, a legacy system gets left out of an enterprise’s overall digital strategy, and issues get addressed as needed. A reactive approach prevents organizations from executing overall system modernization and benefits.

If your legacy system has serious business challenges, such as security and compliance issues, or cannot address a business need, you can take a big-bang approach. In the big-bang method, you build a new system from scratch and shut down the old system. This approach is risky but addresses a business need that can be mitigated from the existing legacy system.

The other approach is a phased approach, where you upgrade one module at a time and keep running both the old and the new systems. A phased approach is less risky but takes a long time and may be more expensive, as you need to maintain both environments with increased network and infrastructure bandwidth.

Approaching your application portfolio, prioritizing...

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