Building Server Applications using Node.js Training in Singapore and India

This workshop teaches the participants how to design and develop server side applications using the event-driven, non-blocking model framework Node.js. This program inducts the participant in some of the advanced concepts of the JavaScript language so that the participant is well equipped to build end-to-end application using JavaScript.

• Understand the non-blocking nature of Node.js
• Writing asynchronous code with callbacks and streams
• Learn how to modularize code using NPM and require()
• Understand and take advantage of the built-in apis for building scalable few applications
• Learn how to build web applications using Express.js
• Understand how to handle authentication and authorization
• Learn how to build real-time applications using WebSockets and socket.io

• Experience in application development in any programming language
• Intermediate to advanced knowledge of the JavaScript language
• Exposure to any server technology (J2EE, .NET, Ruby etc)

• 21 hours – 3 days

Day 1 

New in ES6

• Classes
• let and const
• Arrow functions
• Enhanced Object Literals
• Destructuring
• Spread Operator
• Generators and Iterators
• Symbols
• Comprehensions
• Async Programming using Promises
• Async Programming using Async Await

Introduction to Node.js

• Installing Node.js
• Node’s Event Loop
• Alternatives to Node.js
• Writing asynchronous code

Unit Testing

• Writing Tests Using Mocha.js
• Assertion helpers in Chai.js
• Mocks using sinon.js
• Setting up a test harness for Node applications

Modularizing code

• Understanding built-in modules
• Techniques for modularizing JavaScirpt code
• Using require() to modularize application code
• Using npm for third-party modules
• Handling Exceptions

Events and Streams

• Understanding Events
• EventEmitter class
• Understanding Streams
• Reading and writing streams
• Using pipe()

Day 2 

Accessing Local Resources

• Process Object
• Manipulating File System
• Understanding Buffers

Node.js and the web

• Handling web requests
• Building a web server
• Understanding the need for web sockets
• Realtime interaction using socket.io

Building web applications using Fastify.js / Express.js

• Installing Fastify.js / Express.js
• Routing
• Parameters and queries in routing
• Serving Data
• Routing
• Using plugins (middlewares)
• Working with cookies and sessions
• Authentication and authorization
• Error Handling
• Persisting data in the database

Messaging Using RabbitMQ

• Introduction
• Queing Architecture
• Installation & Configuration
• RabbitMQ Exchanges
• Routing
• Publisher & Subscriber of Messages
• Sending & Receiving Messages

Day 3 

Deploying Node applications

• Setting ‘ENVIRONMENT’
• Setting appropriate environment variables
• Handling appropriate logging levels
• Ensure application auto restarting
• Using a Process Manager
• Using PM2
• Using a Cache Server

Building Microservices 

• Building Microservices
• Hosting Microservies in containers (Docker)
• Microservices Tenants

 Scaling Node applications

• The Child process model
• exec, spawn, and fork functions
• Using the Cluster module
• Node Packages
• Packages of interest
• Deciding Factors

Debugging Node Applications 

• Node Inspector
• Using –-inspect switch in node
• Using ‘debug’ module Using the ‘debugger’ expression
• Summary and Closing Remarks

Online - Live Instructor Led training 

Due to Covid - we dont engage classroom training till situations are ok

Please email to info@thecloudenabled.com and we will be happy to help