Book Image

Solutions Architect's Handbook

By : Saurabh Shrivastava, Neelanjali Srivastav
Book Image

Solutions Architect's Handbook

By: Saurabh Shrivastava, Neelanjali Srivastav

Overview of this book

Becoming a solutions architect gives you the flexibility to work with cutting-edge technologies and define product strategies. This handbook takes you through the essential concepts, design principles and patterns, architectural considerations, and all the latest technology that you need to know to become a successful solutions architect. This book starts with a quick introduction to the fundamentals of solution architecture design principles and attributes that will assist you in understanding how solution architecture benefits software projects across enterprises. You'll learn what a cloud migration and application modernization framework looks like, and will use microservices, event-driven, cache-based, and serverless patterns to design robust architectures. You'll then explore the main pillars of architecture design, including performance, scalability, cost optimization, security, operational excellence, and DevOps. Additionally, you'll also learn advanced concepts relating to big data, machine learning, and the Internet of Things (IoT). Finally, you'll get to grips with the documentation of architecture design and the soft skills that are necessary to become a better solutions architect. By the end of this book, you'll have learned techniques to create an efficient architecture design that meets your business requirements.
Table of Contents (18 chapters)

Redesigning and replacing

The redesigning approach is most complex but provides maximum benefit. You can choose this approach if the legacy system is completely outdated and is not able to accommodate business needs at all. With redesigning, you need to build the entire system from scratch while keeping the overall scope intact. The following diagram shows the legacy mainframe system migration to AWS Cloud:

Legacy mainframe system modernization to the cloud

Here, a legacy mainframe system is rearchitected and refactored to similar cloud services as a modernization approach. Building a cloud-native application helps you utilize and fully benefit from cloud services in aspects of scalability, performance, reliability, and cost. It helps your team to be more agile and innovative by accommodating rapidly changing technology in your system.

Redesigning a legacy system requires a long-term project with lots of effort and increased cost. Before kicking off a large modernization effort, as a...