Microservices with Node.js and React Training in Copenhagen, Denmark

This practical training guides developers through building microservices-based applications using Node.js for the backend and React for the frontend. The course emphasizes microservices architecture principles, communication strategies, containerization, and building scalable UIs that interact with distributed services.

Building Microservices with Node.js

Introduction to Microservices Architecture

  Monolith vs microservices

  Benefits and challenges of microservices

  Patterns for service separation and communication

Setting Up Node.js Microservices

  Structuring Express applications for microservices

  Creating independent service modules

  Configuring service-level environments

Service Communication and Routing

  Designing REST APIs for each microservice

  Communicating between services using HTTP

  Handling cross-service errors and fallbacks

Persistence and Data Isolation

  Connecting each service to its own data store

  Using MongoDB or PostgreSQL with Mongoose/Sequelize

  Avoiding shared databases and promoting loose coupling

Docker and Local Development Setup

  Introduction to Docker for microservices

  Creating Dockerfiles and docker-compose for local development

  Networking and environment sharing across containers

React Frontend for Microservices and Integration

React Application Architecture for Microservices

  Designing frontend to consume multiple APIs

  Planning for modular components and routing

  Creating reusable service handlers in React

API Communication from React

  Using Axios or Fetch for API requests

  Handling loading, error, and success states

  Calling multiple microservices from the UI

State Management and UI Updates

  useState, useEffect, and context-based state sharing

  Building dynamic components that reflect backend changes

Caching, pagination, and conditional rendering

Authentication and User Flow Management

  Implementing login with JWT-based tokens

  Securing routes and managing user sessions in React

  Passing and storing tokens for backend validation

Hands-on Exercises

Summary and Conclusion