Building Scalable Web Apps with Node.js and Express

Book excerpt: TAGLINE Easy API Design Using Express.js and Node.js (TypeScript) KEY FEATURES ● Utilize TypeScript to build maintainable and scalable Node.js applications with type safety and modern JavaScript features. ● Implement Redis to enhance your API's performance through efficient caching strategies, reducing latency and server load. ● Master the techniques for writing and running thorough API tests using Mocha and Chai, ensuring your applications are reliable and bug-free. DESCRIPTION Embark on a transformative journey into the world of web development with the latest Node.js v20, Express.js frameworks and TypeScript. This comprehensive book empowers developers at all levels, from newcomers to seasoned professionals, by covering foundational to advanced topics through a single, cohesive example: a project management system. Beginning with an exploration of fundamentals, the book swiftly progresses to delve into TypeScript, equipping readers with the tools to enhance their applications with strong typing and modern JavaScript features. Readers will master the art of building RESTful APIs using Express.js, ensuring adherence to industry best practices in API design. The book dives into advanced topics like routing strategies, middleware implementation, MongoDB integration with Mongoose for efficient data management, and Redis for optimizing API performance through caching techniques. The final section of the book provides thorough guidance on asynchronous operations, Mocha and Chai testing strategies, AWS deployment, security practices, performance tuning, and real-world application scenarios, ensuring developers gain a holistic understanding of Node.js and Express.js development. WHAT WILL YOU LEARN ● Master the latest features of Node.js v20 and the powerful Express.js framework to build robust and scalable APIs. ● Gain expertise in using TypeScript to write clean, maintainable, and type-safe code for Node.js backend applications. ● Integrate Redis for efficient API caching and use message queues to enhance the performance and reliability of your applications. ● Develop RESTful APIs using design principles and architecture to create well-structured and efficient APIs that adhere to industry standards. ● Write and execute comprehensive tests for your APIs using the Mocha testing framework and Chai assertion library to ensure code quality and reliability. ● Discover the best practices for deploying Node.js applications on AWS, including setting up CI/CD pipelines, managing infrastructure, and ensuring scalability and security. WHO IS THIS BOOK FOR? This book is tailored for web developers, backend engineers, and software architects looking to deepen their expertise in Node.js and Express.js for building scalable web apps. It assumes a foundational understanding of JavaScript and Node.js, with prior experience in asynchronous programming and proficiency in using Express.js frameworks. TABLE OF CONTENTS 1. Introduction to Node.js 2. Introduction to TypeScript 3. Overview of Express.js 4. Planning the App 5. REST API for User Module 6. REST API for Project and Task Modules 7. API Caching 8. Notification Module 9. Testing API 10. Building and Deploying Application 11. The Journey Ahead Index