ExpressJS Essentials: Building Modern Web APIs from Coursera

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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.

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

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

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Refresh your knowledge of Node.js and MongoDB to ensure a strong foundation for Express.js development.

Browse courses on Node.js

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Review online documentation or tutorials.
Complete a few practice exercises or small projects.

Express.js Cookbook

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Review the Express.js Cookbook to reinforce your understanding of Express.js concepts and best practices.

View Practical Node.js on Amazon

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Read through the cookbook.
Apply the techniques and patterns to your own Express.js projects.

Study Group Discussions

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Participate in study group discussions to exchange knowledge, ask questions, and reinforce your understanding of Express.js concepts.

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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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HTTP Methods Exercise

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Practice using HTTP methods and routing in Express.js to solidify your understanding of HTTP request handling.

Browse courses on HTTP Methods

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Set up an Express.js project.
Create routes for each HTTP method (GET, POST, PUT, DELETE).
Handle requests and send appropriate responses.

Middleware Practice

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Experiment with creating and using custom middleware to enhance the functionality of your Express.js applications.

Browse courses on Middleware

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Create a custom middleware function.
Use the middleware in your Express.js application.
Test the middleware's functionality.

Error Handling Exercise

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Test your ability to handle errors effectively in Express.js applications.

Browse courses on Error Handling

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Create custom error handling middleware.
Inject errors into your application.
Test the error handling functionality.

Contribute to Express.js Projects

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Gain practical experience by contributing to open-source Express.js projects and interacting with the Express.js community.

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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.

See salaries and explore the career path for Full-Stack Developer

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.

See salaries and explore the career path for Web Developer

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.

See salaries and explore the career path for Software Engineer

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.

See salaries and explore the career path for Data Engineer

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.

See salaries and explore the career path for DevOps Engineer

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.

See salaries and explore the career path for UX Designer

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.

See salaries and explore the career path for Product Manager

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.

See salaries and explore the career path for Technical Writer

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.

See salaries and explore the career path for Project Manager

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.

See salaries and explore the career path for Business Analyst

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.

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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.

See salaries and explore the career path for Technical Support Specialist

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.

See salaries and explore the career path for Quality Assurance Analyst

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.

See salaries and explore the career path for Information Security Analyst

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.

See salaries and explore the career path for Database Administrator

ExpressJS Essentials

Building Modern Web APIs

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