Overview

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Master advanced Node.js skills by learning to test, secure, optimize, deploy, and debug your applications. Ensure your Node.js projects are robust, high-performing, and production-ready. This course empowers learners to implement comprehensive testing strategies, address security challenges, and optimize application performance in Node.js. You will explore techniques for authentication, input validation, and protection against common vulnerabilities. The course also covers deploying microservices with Docker and Kubernetes, and provides in-depth guidance on debugging and troubleshooting Node.js applications. With a focus on practical solutions and real-world scenarios, this course delivers actionable insights into testing, security, performance tuning, deployment, and debugging. Learners will gain the confidence to deliver secure, efficient, and reliable Node.js applications in production environments. This course is part three of a three-course Specialization designed to build a complete and cohesive understanding of the subject. While it offers valuable skills on its own, you'll gain the most benefit by progressing through all three courses as a structured learning journey. This course is based on Node.js Cookbook, by Bethany Griggs and Manuel Spigolon. Packt is one of the world's most prolific publishers of cutting-edge technical content. For over two decades we've made it our mission to curate and publish the knowledge of only the very best technical experts. We focus on real-world courses that help our customers get the job done, with coverage that extends across a wide range of established and cutting-edge technical topics. If you're an individual or an organisation that embraces learning by doing, Packt is the perfect fit for you.

Syllabus

Testing with Node.js
- This module provides a comprehensive overview of testing practices in Node.js, covering unit testing, test case design, and tools like Jest, Puppeteer, and CI/CD integration. Learners will gain hands-on skills in writing effective tests and managing external dependencies during testing.
Dealing with Security
- This module covers essential security practices for Node.js applications, including authentication, header hardening, and protection against common vulnerabilities like XSS, CSRF, SQL injection, and JSON pollution. Learners will gain the skills to implement secure coding techniques and defend against malicious attacks in real-world scenarios.
Optimizing Performance
- This module covers techniques for identifying and resolving performance issues in applications, including baseline benchmarking, interpreting flame graphs, detecting memory leaks, and optimizing both synchronous and asynchronous functions. Learners will gain practical skills to improve application efficiency and stability.
Deploying Node.js Microservices
- This module covers the fundamentals of deploying Node.js microservices using Docker and Kubernetes. Learners will gain hands-on experience with containerization, image publishing, and cloud orchestration. It focuses on practical implementation of microservice architectures and DevOps practices.
Debugging Node.js
- This module equips learners with essential debugging techniques for Node.js applications, covering logging strategies, core debug logs, and diagnostic reports. It helps developers efficiently troubleshoot and understand the internal behavior of their code, especially in asynchronous environments. Learners will gain practical skills to improve debugging workflows and application reliability.