/nodejs-bookstore

Explore advanced Node.js microservices in this course, covering Domain-Driven Design, CQRS, Event Sourcing, and database sharding. Includes 180 minutes of video, 15+ demos, and practical exercises for advanced developers.

Primary LanguageJavaScript

Node.js Microservices: Advanced Topics and Best Practices

Subtitle: Mastering the Art of Building Scalable and Efficient Microservices with Node.js

What You Will Learn:

  • Deep understanding of microservices architecture and its advantages.
  • Implementing Domain-Driven Design (DDD) in microservices.
  • Advanced techniques like CQRS, Event Sourcing, and database sharding.
  • Best practices for scaling, optimizing, and securing your microservices.

Target Audience:

  • Advanced developers looking to upskill in microservices architecture.
  • Professionals who are working with Node.js and want to dive deep into microservices.

Course Includes:

  • 180 minutes of on-demand video.
  • 15+ hands-on demos.
  • 5 practical exercises.

Course Content:

Module 1: Implementing Domain-Driven Design (DDD) in Microservices

Learning Goals: Understand the principles of DDD and how to apply them in a microservices architecture. Concepts Covered: Basics of DDD, Bounded Contexts, Aggregates, Entities, Value Objects. Total Time: 36 mins

Clips:

  1. Introduction to DDD (6 mins)

    • Description: Overview of DDD and its importance in microservices.
    • Concepts: What is DDD? Why use DDD in microservices?

  2. Bounded Contexts in Microservices (8 mins)

    • Description: Dive into bounded contexts and their role in defining microservice boundaries.
    • Concepts: Bounded Context, Context Mapping.
    • Demo: Defining bounded contexts for the BookStoreHub platform.

  3. Working with Aggregates and Entities (10 mins)

    • Description: Understand the role of aggregates and entities in DDD.
    • Concepts: Aggregates, Entities, Lifecycle.
    • Demo: Designing the Book entity for the BookStoreHub.

  4. Value Objects in DDD (8 mins)

    • Description: Explore value objects and their significance.
    • Concepts: Value Objects, Immutability.
    • Demo: Implementing a Price value object for books.

Module 2: Command Query Responsibility Segregation (CQRS) and Event Sourcing

Learning Goals: Grasp the principles of CQRS and Event Sourcing and their benefits in a microservices setup. Concepts Covered: CQRS Basics, Event Sourcing, Event Store, Projections. Total Time: 36 mins

Clips:

  1. Introduction to CQRS (6 mins)

    • Description: An overview of CQRS and its advantages.
    • Concepts: What is CQRS? Why use CQRS in microservices?

  2. Diving into Event Sourcing (10 mins)

    • Description: Understand event sourcing and its role in maintaining system state.
    • Concepts: Event Sourcing, Benefits, Challenges.
    • Demo: Implementing event sourcing for the BookStoreHub's order service.

  3. Setting Up an Event Store (10 mins)

    • Description: Learn about the event store and how to set it up.
    • Concepts: Event Store, Storing Events, Retrieving Events.
    • Demo: Setting up an event store for the BookStoreHub.

  4. Working with Projections (8 mins)

    • Description: Explore projections and their role in querying data.
    • Concepts: Projections, Read Models.
    • Demo: Creating projections for the BookStoreHub's inventory service.

Module 3: Scaling and Optimizing Your Microservices

Learning Goals: Learn strategies to scale microservices and optimize their performance. Concepts Covered: Load Balancing, Service Discovery, Database Sharding, Caching. Total Time: 36 mins

Clips:

  1. Introduction to Microservices Scaling (6 mins)

    • Description: Overview of the need and methods to scale microservices.
    • Concepts: Why scale? Horizontal vs. Vertical scaling.

  2. Load Balancing in Microservices (8 mins)

    • Description: Understand the role of load balancers in distributing traffic.
    • Concepts: Load Balancing, Types of Load Balancers.
    • Demo: Setting up a load balancer for the BookStoreHub services.

  3. Service Discovery Patterns (10 mins)

    • Description: Dive into service discovery mechanisms in a microservices ecosystem.
    • Concepts: Service Discovery, Service Registry.
    • Demo: Implementing service discovery for the BookStoreHub.

  4. Database Sharding and Caching (10 mins)

    • Description: Techniques to optimize database performance in microservices.
    • Concepts: Database Sharding, Caching Strategies.
    • Demo: Implementing database sharding for the BookStoreHub's user service.

Module 4: Microservices Security Best Practices

Learning Goals: Understand the security challenges in microservices and how to address them. Concepts Covered: Authentication, Authorization, API Gateways, Encryption. Total Time: 36 mins

Clips:

  1. Security Challenges in Microservices (6 mins)

    • Description: Overview of security concerns in a microservices setup.
    • Concepts: Common security threats, Importance of security.

  2. Authentication and Authorization (10 mins)

    • Description: Dive into securing microservices using authentication and authorization.
    • Concepts: JWT, OAuth2.0, Role-Based Access Control.
    • Demo: Implementing JWT authentication for the BookStoreHub.

  3. API Gateways and Security (10 mins)

    • Description: Understand the role of API gateways in securing microservices.
    • Concepts: API Gateways, Rate Limiting, Threat Detection.
    • Demo: Setting up an API gateway with security policies for the BookStoreHub.

  4. Data Encryption and Secure Communication (8 mins)

    • Description: Techniques to ensure data security and secure communication between services.
    • Concepts: Data Encryption, HTTPS, Mutual TLS.
    • Demo: Implementing data encryption for sensitive data in the BookStoreHub.

Module 5: Techniques for Refactoring Monolith to Microservices

Learning Goals: Understand the process of transitioning from a monolithic architecture to microservices. Concepts Covered: Monolithic Architecture, Strangler Pattern, Decomposition Strategies. Total Time: 36 mins

Clips:

  1. Monolith vs. Microservices (6 mins)

    • Description: A comparison of monolithic and microservices architectures.
    • Concepts: Advantages and Disadvantages, When to choose which?

  2. Strangler Pattern Explained (8 mins)

    • Description: Dive into the Strangler pattern and its role in refactoring.
    • Concepts: Strangler Pattern, Incremental Refactoring.
    • Demo: Applying the Strangler pattern to a section of the BookStoreHub.

  3. Decomposition Strategies (12 mins)

    • Description: Techniques to break down a monolith into microservices.
    • Concepts: Decomposition by Business Capability, by Subdomain.
    • Demo: Decomposing the BookStoreHub's inventory module.

  4. Challenges and Best Practices (8 mins)

    • Description: Addressing common challenges and following best practices during refactoring.
    • Concepts: Data Consistency, Communication Overhead, Best Practices.
    • Demo: Addressing data consistency challenges in the BookStoreHub.