Modern Means of Designing Information Systems . SOA-architecture: a manual" authored by E. and . Pilecki is an indispensable resource for information technology professionals, students and anyone interested in modern approaches to system design. With the rapid development of technology and constant updating of knowledge, this manual becomes an important guide in the world of software architectures, especially in the context of service-oriented architecture (SOA) Author, E. and . Pilecki, known for his in-depth knowledge of information technology and system design. His previous work has been recognized for its clarity of presentation and practical focus. In this book, he continues this tradition, offering readers not only theoretical foundations, but also practical recommendations for implementing SOA architectures in real-world projects. The book covers a wide range of topics, ranging from the basics of information systems design to a detailed analysis of service-oriented architecture. Pilecki explains how SOA can help create flexible, scalable, and easily modifiable systems, which is especially relevant for organizations seeking to adapt to rapidly changing market conditions. The reader will find many examples in the book illustrating the application of SOA in various industries, as well as advice on the choice of technologies and tools necessary for the successful implementation of projects. Particular attention is paid to the integration of existing systems with new solutions, which is one of the key tasks for many companies. Pilecki shares his experience and recommendations that will help to avoid common mistakes and optimize the process of introducing new architectural solutions. This makes the book especially valuable for IT managers, architects and developers who seek to improve the efficiency of their systems. Who can like this manual? First of all, it will be useful for technical students studying information technology and programming . The book will also be an excellent help for practitioners who want to deepen their knowledge in the field of information systems design. It is suitable for both beginners and experienced professionals who are looking for new approaches and solutions for their projects. The topics raised in the book are relevant and important in today's world, where digital transformation is becoming an integral part of business. Pilecki considers not only technical aspects, but also organizational, which allows readers to understand how the implementation of SOA can affect the entire structure of the company and its business processes. The book inspires thinking about the future of information systems and their role in ensuring the competitiveness of organizations. The author's style is characterized by accessibility and logical presentation, which makes complex topics understandable even for those who are just starting their way in the world of information technology. Pilecki uses many illustrations and diagrams, which helps to better assimilate the material and apply it in practice. If you are looking for literature that will help you understand modern methods of designing information systems, then "Modern means of designing information systems. SOA architecture: manual” will be an excellent choice. This book will not only enrich your knowledge, but also inspire new ideas and solutions that will help you in your professional activities.