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This comprehensive course provides a deep dive into Express.js, a robust web application framework for Node.js. Participants will master fundamental concepts, architecture, and the step-by-step process of setting up Express.js projects. Explore HTTP methods, route definition, and parameter extraction, gaining practical skills in setting up requests with Thunder Client and Postman tools. Delve into middleware's pivotal role, crafting custom functions and distinguishing built-in from custom middleware. Navigate error handling with proficiency in addressing synchronous errors and transmitting appropriate responses. The course extends to integrating MongoDB with Express.js, covering CRUD operations. Concluding with user authentication, participants acquire skills in generating and managing JWTs for secure authentication practices.

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What's inside

Syllabus

Introduction to Express.js
This module comprehensively introduces Express.js, delving into its fundamental concepts and architecture. You will gain practical insights, applying their understanding to uncover the key advantages and benefits of employing Express.js in web development. The module further guides you through a hands-on exploration of the step-by-step process for setting up an Express.js project, ensuring they acquire theoretical and practical knowledge. By the end, you will be well-versed in the foundational elements of Express.js and equipped to harness its capabilities for efficient and robust web application development.
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Handling HTTP methods (GET, POST, etc.)
This module explores HTTP methods (GET, POST, PUT, DELETE) and their significance in web development. You will master the art of defining routes in Express.js, showcasing their expertise in utilizing the framework's routing mechanism. Practical skills are honed as you adeptly apply your knowledge to extract route parameters from URL paths in Express.js. Additionally, the module guides you in developing proficiency in setting up requests using tools like Thunder Client or Postman, empowering them to interact seamlessly with Express.js routes. By the end, you will possess a holistic understanding and practical command over essential concepts for effective web development.
Working with Databases in ExpressJS
This module delves into the pivotal role of middleware in Express.js, fostering a comprehensive understanding of its framework. You will learn to craft custom middleware functions, seamlessly incorporating specific functionalities into the request pipeline. Practical demonstrations illustrate the ability to discern between built-in and custom middleware within Express.js, empowering you to optimize their application's architecture. By the module's conclusion, you will possess a nuanced comprehension of middleware's significance, hands-on experience in custom middleware creation, and the ability to make informed decisions regarding middleware selection for enhanced Express.js application development.
Testing and Deployment of ExpressJS Applications
This module immerses you in exploring error handling in Express.js, fostering a comprehensive understanding of diverse error types. You will demonstrate proficiency by addressing synchronous errors using try-catch blocks, ensuring a robust approach to error resolution. Additionally, practical skills are honed as you develop the ability to transmit appropriate error responses enriched with meaningful messages and status codes within the Express.js environment. By the conclusion of the module, you will possess a well-rounded skill set in error identification, resolution, and effective communication, contributing to the overall resilience of Express.js applications.
Database Integration and RESTful APIs with Express.js(e.g., MongoDB)
This module provides a foundational understanding of integrating databases with Express.js, emphasizing establishing a connection between Express.js and MongoDB, a prevalent NoSQL database. Practical skills are honed as you develop the ability to implement Create, Read, Update, and Delete (CRUD) operations seamlessly using Express.js and MongoDB. The module also covers the theoretical aspects of CRUD operations, ensuring participants comprehend the underlying principles. By the module's conclusion, you will possess the theoretical knowledge and practical skills to effectively integrate, manage, and manipulate data in Express.js applications connected to MongoDB.
Authentication and Authorization
This module initiates you into the critical realm of user authentication in web applications, emphasizing the importance of secure user identification. It introduces JWT (JSON Web Tokens) as a critical component. You then acquire the skills to generate JWTs in Express.js, ensuring secure authentication practices. The module further delves into the principles of storing and managing JWTs on both the client and server sides, providing you with a holistic understanding of this crucial authentication aspect. By the module's end, you will be well-versed in the significance of user authentication and proficient in implementing secure practices using JWTs in Express.js applications.

Good to know

Know what's good
, what to watch for
, and possible dealbreakers
Deep dives into core Express.js concepts and architecture, suitable for learners new to the topic
Offers practical, step-by-step guidance on setting up Express.js projects
Develops skills in utilizing HTTP methods, defining routes, and extracting parameters in Express.js
Teaches the effective use of middleware, along with both built-in and custom implementations
Examines error handling techniques, allowing learners to address and resolve errors proficiently
Covers the integration of MongoDB with Express.js, enabling learners to seamlessly manage data
Introduces user authentication practices, empowering learners to implement secure user identification
Teaches how to generate and manage JWTs, ensuring secure authentication practices

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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 ExpressJS Essentials: Building Modern Web APIs with these activities:
Review Node.js and MongoDB Basics
Refresh your knowledge of Node.js and MongoDB to ensure a strong foundation for Express.js development.
Browse courses on Node.js
Show steps
  • Review online documentation or tutorials.
  • Complete a few practice exercises or small projects.
Express.js Cookbook
Review the Express.js Cookbook to reinforce your understanding of Express.js concepts and best practices.
View Practical Node.js on Amazon
Show steps
  • Read through the cookbook.
  • Apply the techniques and patterns to your own Express.js projects.
Study Group Discussions
Participate in study group discussions to exchange knowledge, ask questions, and reinforce your understanding of Express.js concepts.
Show steps
  • Find or create a study group.
  • Prepare for the discussions by reviewing course materials.
  • Actively participate in the discussions.
Four other activities
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Show all seven activities
HTTP Methods Exercise
Practice using HTTP methods and routing in Express.js to solidify your understanding of HTTP request handling.
Browse courses on HTTP Methods
Show steps
  • Set up an Express.js project.
  • Create routes for each HTTP method (GET, POST, PUT, DELETE).
  • Handle requests and send appropriate responses.
Middleware Practice
Experiment with creating and using custom middleware to enhance the functionality of your Express.js applications.
Browse courses on Middleware
Show steps
  • Create a custom middleware function.
  • Use the middleware in your Express.js application.
  • Test the middleware's functionality.
Error Handling Exercise
Test your ability to handle errors effectively in Express.js applications.
Browse courses on Error Handling
Show steps
  • Create custom error handling middleware.
  • Inject errors into your application.
  • Test the error handling functionality.
Contribute to Express.js Projects
Gain practical experience by contributing to open-source Express.js projects and interacting with the Express.js community.
Browse courses on Open Source
Show steps
  • Find an open-source Express.js project on platforms like GitHub.
  • Identify a feature or bug to work on.
  • Create a pull request with your proposed changes.

Career center

Learners who complete ExpressJS Essentials: Building Modern Web APIs will develop knowledge and skills that may be useful to these careers:
Full-Stack Developer
A Full Stack Developer is a software engineer who works on both the front end and the back end of a website or application. This course can help you become a Full Stack Developer by teaching you the fundamentals of Express.js, a popular web application framework for Node.js. You will learn how to use Express.js to create routes, handle HTTP requests, and work with databases. This knowledge will be invaluable to you as you develop full-stack web applications.
Web Developer
Web Developers design and develop websites and web applications. This course can help you become a Web Developer by teaching you the fundamentals of Express.js, a popular web application framework for Node.js. You will learn how to use Express.js to create routes, handle HTTP requests, and work with databases. This knowledge will be invaluable to you as you develop websites and web applications.
Software Engineer
Software Engineers design, develop, and maintain software systems. This course can help you become a Software Engineer by teaching you the fundamentals of Express.js, a popular web application framework for Node.js. You will learn how to use Express.js to create routes, handle HTTP requests, and work with databases. This knowledge will be invaluable to you as you develop software applications.
Data Engineer
Data Engineers design and build systems for storing, managing, and processing data. This course can help you become a Data Engineer by teaching you how to integrate databases with Express.js, a popular web application framework for Node.js. You will learn how to use Express.js to create CRUD (Create, Read, Update, Delete) operations on databases, which is a fundamental skill for Data Engineers.
DevOps Engineer
DevOps Engineers work to bridge the gap between development and operations teams. This course can help you become a DevOps Engineer by teaching you how to deploy and manage Express.js applications. You will learn how to use tools like Docker and Kubernetes to containerize and deploy Express.js applications, which is a valuable skill for DevOps Engineers.
UX Designer
UX Designers are responsible for the user experience of websites and applications. This course may be helpful to you if you want to become a UX Designer, as it will teach you the fundamentals of Express.js, a popular web application framework for Node.js. This knowledge will be helpful to you as you work with engineering teams to design user interfaces for websites and applications.
Product Manager
Product Managers are responsible for the planning, development, and launch of new products. This course may be helpful to you if you want to become a Product Manager, as it will teach you the fundamentals of Express.js, a popular web application framework for Node.js. This knowledge will be helpful to you as you work with engineering teams to develop new products.
Technical Writer
Technical Writers create documentation for software and other technical products. This course may be helpful to you if you want to become a Technical Writer, as it will teach you the fundamentals of Express.js, a popular web application framework for Node.js. This knowledge will be helpful to you as you write documentation for web applications.
Project Manager
Project Managers are responsible for planning and executing projects. This course may be helpful to you if you want to become a Project Manager, as it will teach you the fundamentals of Express.js, a popular web application framework for Node.js. This knowledge will be helpful to you as you work with engineering teams to deliver projects.
Business Analyst
Business Analysts work with businesses to identify and solve their business problems. This course may be helpful to you if you want to become a Business Analyst, as it will teach you the fundamentals of Express.js, a popular web application framework for Node.js. This knowledge will be helpful to you as you work with engineering teams to develop solutions for businesses.
Sales Engineer
Sales Engineers sell software and other technical products to businesses. This course may be helpful to you if you want to become a Sales Engineer, as it will teach you the fundamentals of Express.js, a popular web application framework for Node.js. This knowledge will be helpful to you as you work with customers to understand their business needs and recommend solutions.
Technical Support Specialist
Technical Support Specialists provide technical support to users of software and other technical products. This course may be helpful to you if you want to become a Technical Support Specialist, as it will teach you the fundamentals of Express.js, a popular web application framework for Node.js. This knowledge will be helpful to you as you help users troubleshoot problems with their software.
Quality Assurance Analyst
Quality Assurance Analysts test software to ensure that it meets quality standards. This course may be helpful to you if you want to become a Quality Assurance Analyst, as it will teach you the fundamentals of Express.js, a popular web application framework for Node.js. This knowledge will be helpful to you as you test web applications for bugs and other defects.
Information Security Analyst
Information Security Analysts protect computer systems and networks from security breaches. This course may be helpful to you if you want to become an Information Security Analyst, as it will teach you the fundamentals of Express.js, a popular web application framework for Node.js. This knowledge will be helpful to you as you develop secure web applications.
Database Administrator
Database Administrators manage and maintain databases. This course may be helpful to you if you want to become a Database Administrator, as it will teach you how to integrate databases with Express.js, a popular web application framework for Node.js. This knowledge will be helpful to you as you manage databases for web applications.

Reading list

We've selected seven 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 ExpressJS Essentials: Building Modern Web APIs.
Comprehensive guide to designing data-intensive applications. It covers everything from the basics of data modeling to advanced topics such as data warehousing and stream processing.
Comprehensive guide to DevOps. It covers everything from the basics of DevOps to advanced topics such as continuous delivery and infrastructure as code.
Classic guide to writing clean code. It covers everything from naming conventions to refactoring techniques.
Comprehensive guide to programming in Python. It covers everything from the basics of Python to advanced topics such as object-oriented programming and data structures.
Provides a comprehensive overview of Node.js, including its history, architecture, and use cases. It great resource for anyone who wants to learn more about Node.js and how it can be used to build web applications.

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