ASP.NET Core - SOLID and Clean Architecture (.NET 5 and Up) from Coursera

Dive into ASP.NET Core by mastering SOLID principles and Clean Architecture. This course covers essential SOLID concepts and their application in building maintainable, scalable applications.

-Start by setting up your environment and structuring your solution in Visual Studio, then explore CQRS and MediatR patterns for a robust project.

- Advanced topics include custom exceptions, FluentValidation, and integrating third-party services.

- Learn to develop secure APIs with Blazor WebAssembly and secure them with Identity and JWT authentication.

Designed for intermediate to advanced developers familiar with C# and .NET 5+, this hands-on course emphasizes real-world applications. By the end, you'll master SOLID principles, implement Clean Architecture, configure development environments, develop APIs, and secure applications, and enhance them with testing, logging, and auditing strategies.

Achieve practical skills for high-quality ASP.NET Core applications, preparing you to create scalable, maintainable software with enhanced security and robust testing capabilities. This intermediate course is for C# developers with basic .NET Core skills, ideally with Visual Studio 2022 and .NET 7 experience.

What's inside

Syllabus

Course Introduction

In this module, we will provide a comprehensive overview of the course. You'll get acquainted with the primary goals, explore the key topics we will cover, and understand the benefits of engaging fully with the course material.

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Read about what's good

what should give you pause

and possible dealbreakers

Emphasizes real-world applications, which allows learners to directly apply SOLID principles and Clean Architecture to practical scenarios they may encounter in their professional work

Covers CQRS and MediatR patterns, which are essential for building robust and scalable applications, and are highly sought after in modern software development environments

Teaches secure API development with Blazor WebAssembly, which is a valuable skill for creating modern web applications with enhanced security features using Identity and JWT authentication

Requires Visual Studio 2022 and .NET 7 experience, which may pose a barrier to entry for learners using older versions or different development environments

Explores Entity Framework Core's no-tracking feature, which can significantly improve performance in read-heavy applications by reducing the overhead of change tracking

Uses .NET 5 and up, which means that learners will not be exposed to older, deprecated .NET technologies that are no longer relevant in modern software development

Reviews summary

Mastering solid and clean architecture in asp.net core

According to learners, this course provides an excellent explanation and solid foundation in SOLID principles and Clean Architecture for ASP.NET Core developers. Students particularly appreciate the practical approach, highlighted by the process of building a complete application throughout the modules. The instructor is frequently noted for being knowledgeable and providing clear explanations, making complex topics understandable. However, some reviews note that the course moves at a fast pace and strongly recommend having the stated prerequisite knowledge of C# and basic .NET, confirming it is not suitable for beginners. Overall, it is seen as a highly valuable resource for intermediate to advanced developers looking to implement best practices.

Some learners found the pace quick.

"The course moves quite fast at times; I had to pause and rewatch sections frequently."

"Pace could be a bit slower in some modules, especially for complex code implementations."

"Be prepared to hit pause often, the instructor covers a lot of ground quickly."

Not for beginners; requires C# and .NET basics.

"As stated, this course requires a good understanding of C# and intermediate .NET concepts. Beginners will struggle."

"Definitely need to be comfortable with C# and .NET basics before diving into this."

"The prerequisites are real. Make sure you have a solid foundation before starting."

"It's aimed at intermediate/advanced developers, and it lives up to that description."

Code examples are well-structured and clean.

"The code examples provided are clean, well-organized, and follow the principles being taught."

"I appreciated the structure and quality of the demo code used throughout."

"Code samples effectively illustrate the architectural patterns."

Instructor provides clear and effective explanations.

"The instructor is very knowledgeable and explains concepts thoroughly and clearly."

"Great teaching style, easy to follow along even with complex topics."

"Kudos to the instructor for making advanced topics accessible and understandable."

"Instructor's explanations were precise and easy to digest."

Focuses on implementing concepts in a real project.

"Building the application step-by-step was incredibly helpful and practical."

"The hands-on coding and project building throughout the course is its strongest aspect."

"Loved applying the principles directly to a project. This reinforced learning significantly."

"The practical examples and the ongoing project made the concepts stick."

Explains SOLID and Clean Architecture principles clearly.

"The explanation of SOLID principles and Clean Architecture is top-notch. I finally feel like I understand them."

"Really solidifies your understanding of Clean Architecture, CQRS, and Mediator patterns. Excellent course!"

"The concepts of SOLID and Clean Architecture were presented very clearly, making it easy to grasp."

"I gained a much clearer understanding of these architectural patterns after taking this course."

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in ASP.NET Core - SOLID and Clean Architecture (.NET 5 and Up) with these activities:

Review SOLID Principles

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Reinforce your understanding of SOLID principles before diving into the course. This will provide a solid foundation for understanding the course's architecture.

Browse courses on SOLID Principles

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Read articles and blog posts about each SOLID principle.
Watch videos explaining SOLID principles with examples.
Try to apply SOLID principles to a small coding project.

Review 'Clean Code: A Handbook of Agile Software Craftsmanship'

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Deepen your understanding of clean code practices. This book provides practical examples and advice relevant to the course's focus on clean architecture.

View CLEAN CODE on Amazon

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Read the book cover to cover, taking notes on key concepts.
Apply the principles from the book to your own code.
Discuss the book's concepts with other developers.

Implement a Simple CQRS Pattern

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Practice implementing the CQRS pattern in a small project. This will solidify your understanding of how to separate read and write operations in an application.

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Create a new .NET Core project.
Define commands and queries for a simple domain.
Implement handlers for the commands and queries.
Test the implementation with unit tests.

Four other activities

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Blog Post: SOLID Principles in ASP.NET Core

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Solidify your understanding of SOLID principles by explaining them in a blog post. Teaching others is a great way to reinforce your own knowledge.

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Choose a specific SOLID principle to focus on.
Research the principle and find real-world examples.
Write a clear and concise explanation of the principle.
Include code examples in ASP.NET Core.
Publish the blog post on a platform like Medium or your own blog.

Create a Secure API with JWT Authentication

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Apply your knowledge of JWT authentication by building a secure API. This will give you practical experience with securing ASP.NET Core applications.

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Set up an ASP.NET Core API project.
Implement user authentication with Identity.
Generate JWT tokens upon successful authentication.
Secure API endpoints with JWT authentication.
Test the API with tools like Postman or Swagger.

Review 'Domain-Driven Design: Tackling Complexity in the Heart of Software'

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Explore Domain-Driven Design principles to enhance your understanding of application architecture. This book provides a broader context for the clean architecture concepts covered in the course.

View Domain-Driven Design Reference: Definitions and... on Amazon

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Read the book, focusing on the strategic and tactical patterns.
Relate the DDD concepts to the clean architecture principles.
Consider how DDD could be applied to the course project.

Contribute to an Open-Source .NET Project

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Apply your skills by contributing to an open-source project. This will give you real-world experience working with a team and contributing to a larger codebase.

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Find an open-source .NET project on GitHub.
Review the project's code and documentation.
Identify a bug or feature to work on.
Submit a pull request with your changes.
Respond to feedback from the project maintainers.

Career center

Learners who complete ASP.NET Core - SOLID and Clean Architecture (.NET 5 and Up) will develop knowledge and skills that may be useful to these careers:

API Developer

An API developer focuses on designing, building, and maintaining application programming interfaces that allow different software systems to communicate. This course directly applies to an API developer, as the course covers creating API projects, implementing controllers with MediatR, and securing APIs with Identity and JWT authentication. The course provides practical skills in developing robust and secure APIs, which is critical for an API developer. Learning how to set up development environments, handle errors, and manage API documentation with tools like NSwag is exceptionally relevant to this role.

See salaries and explore the career path for API Developer

Backend Developer

A backend developer designs and builds the server-side logic of applications, ensuring smooth data flow and application performance. This course helps backend developers master the implementation of clean architecture with S.O.L.I.D. principles, which is crucial for creating scalable and maintainable systems. The course's focus on setting up application cores, infrastructure projects, and APIs directly aligns with the responsibilities of a backend developer, offering skills in API development, data handling, and integration testing. The detailed modules on testing, logging, and auditing are also highly valuable for ensuring the reliability and robustness of applications.

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Full-Stack Developer

A full stack developer works on all parts of a software application, both front-end and back-end. This course helps a full stack developer by enhancing their ability to build scalable and well-structured backends using the S.O.L.I.D principles and Clean Architecture. The course also equips the full stack developer with skills to create APIs, secure applications, and connect them to user interfaces. The practical focus on both API development and UI integration with Blazor WebAssembly provides the full stack developer with an important understanding of architectural design and full application implementation, making them well-rounded coders.

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Software Engineer

Software engineers design, develop, and maintain software systems, often working with a variety of technologies and frameworks. This course may be useful for software engineers as it focuses on core principles and practices that are vital for writing high-quality code, such as understanding SOLID principles and implementing clean architecture. The course's focus on structuring code, setting up development environments, implementing APIs, and emphasizing security helps build a foundation for software engineers. The course's modules on testing and implementing value-added features such as logging and auditing further enhance the skill set of a software engineer.

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Technical Lead

A technical lead guides a development team, providing technical direction and ensuring that projects are implemented correctly. This course may be useful for a technical lead by providing in depth knowledge of S.O.L.I.D. principles and clean architecture for developing scalable applications and robust APIs. This course allows the technical lead to better guide teams on best practices for designing systems, structuring code, and implementing security. The course's focus on environment setup, testing, and logging also equips a technical lead with the understanding needed to mentor and lead the team, ensuring high standards of code quality and performance.

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Application Architect

An application architect is responsible for designing the overall structure of applications, ensuring that they meet user needs and are scalable and maintainable. This course may be particularly useful to an application architect. It will enhance the architect's understanding of S.O.L.I.D. principles and clean architecture and their practical application. The practical focus on domain and application core projects, along with the implementation of CQRS and MediatR patterns, helps to understand how to build robust systems. Additionally, the course’s coverage of testing, logging, and auditing is invaluable for designing applications that are easy to maintain and debug.

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Solutions Architect

A solutions architect designs and oversees the implementation of complex systems to meet business needs. This course may be useful for solutions architects by helping them learn about core architectural patterns using S.O.L.I.D. principles and clean architecture. The course covers practical aspects of application design such as environment setup, implementing APIs, and securing applications. These architectural design patterns apply to larger systems that a solutions architect might design and oversee, and the practical exposure to these concepts can help a solutions architect make informed decisions about architecture and technology.

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Software Development Manager

A software development manager leads teams of developers, ensuring that projects are completed on time, within budget, and to the required quality. This course may be helpful for a software development manager as it provides a solid understanding of S.O.L.I.D. principles, clean architecture, and sound testing methodologies. Understanding the technologies and processes covered such as setting up environments, creating APIs, designing application cores, and implementing testing strategies helps the software development manager make informed decisions about project planning, resource allocation, and team guidance. The course also provides insight into the technical challenges developers face, helping the manager support their team more effectively.

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Quality Assurance Engineer

A quality assurance engineer is responsible for testing software to ensure that it meets quality standards. This course may be useful for a quality assurance engineer who works with .NET applications, because it covers different testing methodologies. The course includes creating unit tests, implementing integration tests with Entity Framework, and automating testing processes. By going through this course, a quality assurance engineer will gain deeper insight into the different ways one can test an application and design better tests.

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IT Consultant

An IT consultant provides expert advice to organizations on how to use technology to meet their business goals. This course may be helpful for an IT consultant. The course provides a practical overview of application design, security, and testing that can be important for giving expert advice. Since consultants advise on a wide range of technologies, the practical experience gained when using ASP.NET Core can help in recommending technology decisions for projects that use the .NET framework.

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Cloud Engineer

A cloud engineer manages and maintains cloud computing infrastructure. This course may be useful to a cloud engineer, as this role often involves working with APIs, understanding application architecture, and securing cloud resources. The course focuses on setting up application environments, creating scalable APIs, and implementing security measures that are relevant to managing cloud hosted applications including development and deployment. The practical experience in the course would help a cloud engineer understand how different components of cloud infrastructure interact with each other.

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DevOps Engineer

A DevOps engineer works to streamline the software development lifecycle, focusing on automation, continuous integration, and continuous delivery. This course may be useful for a DevOps engineer as it can improve their understanding of setting up development environments, developing and testing APIs, and implementing security. The course's focus on building well-structured applications using S.O.L.I.D principles, and its coverage of testing and logging strategies, will give a DevOps engineer insight into improving the reliability and deployability of applications. This knowledge is key for streamlining the software pipeline, a central responsibility of this role.

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Systems Analyst

A systems analyst assesses and designs information systems to meet organizational needs. This course may be useful to a systems analyst. While this role is not primarily programming focused, the course will give the analyst insight into the practical aspects of application development, particularly how systems are built and secured. By learning about S.O.L.I.D. principles and clean architecture, the systems analyst can better understand the complexities of software systems when gathering requirements and assessing designs, and this will improve their ability to recommend appropriate solutions. The areas of testing, logging, and auditing will help the systems analyst specify the requirements of new systems.

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Database Administrator

A database administrator manages and maintains databases, ensuring their performance, security, and availability. This course may be useful to a database administrator. It introduces database interaction via Entity Framework, and implements repository patterns for data access. While the database administrator does not directly write code as part of their daily duties, understanding the practical implications of how the application code interacts with the database helps a database administrator to design and manage systems that meet the needs of developers. The course also introduces how to incorporate auditing as part of data management systems, further benefiting a database administrator.

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Technical Writer

A technical writer produces documentation for software and hardware products. While not directly involved in coding, this course may be useful to a technical writer. The course introduces architectural patterns and design, and by understanding the underlying structure and technologies used in ASP.NET Core applications, a technical writer can better create user guides, API documentation, and other technical documentation. This course will allow the technical writer to create more in-depth and accurate documentation that is accessible to end users and developers alike.

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Reading list

We've selected two books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in ASP.NET Core - SOLID and Clean Architecture (.NET 5 and Up).

CLEAN CODE

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Cornerstone for understanding clean coding practices and principles. It provides practical guidance on writing maintainable, readable, and testable code. It is highly relevant to the course as it reinforces the concepts of clean architecture and SOLID principles. This book is commonly used as a textbook at academic institutions and by industry professionals.

Domain-Driven Design Reference

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Provides a deep dive into domain-driven design principles. While the course focuses on clean architecture, DDD provides a complementary approach to structuring complex applications. This book is more valuable as additional reading to expand on the architectural concepts presented in the course. It is commonly referenced by software architects and senior developers.

Domain-Driven Design Reference: Definitions and...

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ASP.NET Core - SOLID and Clean Architecture (.NET 5 and Up)

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What's inside

Syllabus

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Reviews summary

Mastering solid and clean architecture in asp.net core

Activities

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Reading list

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