HomeCoursesBuilding Real-time Applications with Phoenix & Elixir

Intermediate

44h

Building Real-time Applications with Phoenix & Elixir
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Gain insights into building fast, resource-efficient real-time applications using Elixir and Phoenix. Delve into websockets, GenStage, Phoenix Tracker, and production deployment practices for seamless user experiences.

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Course Overview

In this course, you will learn how to build real-time applications that will be fast with less resource overhead. Today’s software users expect the data on their screens to reflect instantly. You will win your users’ trust by giving them a seamless application experience powered by real-time features. This course is broken up into three parts. In Part 1, you will focus on the essential part of the real-time stack (Elixir, - Phoenix channels, websockets, and GenStage). This will set the foundation for build...Show More

In this course, you will learn how to build real-time applications that will be fast with less resource overhead. Today’s softwa...Show More

WHAT YOU'LL LEARN

Elixir web programming

Real time web application development

Using Websockets in Elixir

Developing an E-commerce website using Elixir and Phoenix

Elixir web programming

TAKEAWAY SKILLS

Elixir

Phoenix

Course Content

116 Lessons16 Quizzes

Getting Started with Phoenix

5 Lessons

Get familiar with Phoenix for real-time apps, scalability, and using Elixir effectively.

An Overview of Phoenix

Layers of a Real-Time System

Types of Scalability

Achieving Real-time in Elixir

Quiz on Phoenix Overview

Powering Real-time Applications with Phoenix

9 Lessons

Discover the logic behind creating, connecting, and maintaining WebSockets in Phoenix.

Creating a Simple WebSocket

Connecting Our First WebSocket

Loading Our First WebSocket

Testing WebSocket Connection

Upgrading WebSocket Connections

Maintaining WebSocket Connections

Predecessor to WebSockets

WebSockets and Phoenix Channels

Quiz on Powering Real-time Phoenix Applications

First Steps with Phoenix Channels

11 Lessons

Explore developing real-time, bidirectional web apps with Phoenix Channels, focusing on structure, implementation, and error handling.

What are Phoenix Channels?

Understanding Channel Structure

Implementation of a Channel

Channel Error Handling

Quiz on Phoenix Channels

Restrict Socket and Channel Access

7 Lessons

Grasp the fundamentals of restricting access in Phoenix & Elixir for enhanced security.

Why Restrict Access?

Add Authentication to Sockets

Different Types of Tokens

Add Authorization to Channels

Use Authentication from JavaScript

When to Write a New Socket

Quiz on Socket and Channel Access

Dive Deep into Phoenix Channels

9 Lessons

Deepen your knowledge of designing resilient real-time applications using Phoenix Channels and testing strategies.

Design for Unreliable Connections

Use Channels in a Cluster

Customize Channel Behavior

Deduplicate Outgoing Messages

How to Write Tests

Testing Our Wildcard Channel

Testing DedupeChannel

Wrapping Up

Quiz on Deep Concepts of Phoenix Channels

Avoid Performance Pitfalls

10 Lessons

Follow best practices to measure, monitor, and optimize real-time app performance with Phoenix & Elixir.

Measure Everything

Collect Measurements using StatsD

Keep Channels Asynchronous

Build a Scalable Data Pipeline

GenStage-powered Pipeline

Adding Concurrency and Channels

Measuring our Pipeline

Test Our Data Pipeline

The Power of GenStage

Quiz on Avoiding Performance Pitfalls

Build a Real-time Sneaker Store

10 Lessons

Practice using Phoenix Channels and Elixir to build a scalable real-time sneaker store application.

Introduction

From Product Requirements to a Plan

Setting Up the Project

Render Real-time HTML with Channels (Back-end)

Render Real-time HTML with Channels (Front-end)

Update a Client with Real-time Data

Run Multiple Servers

Verify Multiple Server Behavior

Wrapping Up

Quiz on Building a Real-Time Application

Break Your Application with Acceptance Tests

10 Lessons

Step through acceptance testing to ensure reliable, user-centric real-time Phoenix and Elixir applications.

Introduction

The Power of Acceptance Testing

Break Our Application Like a User (Part I)

Break Our Application Like a User (Part II)

Break Our Application Like a Server (Part I)

Break Our Application Like a Server (Part II)

Automate Acceptance Tests with Hound

Write Automated Acceptance Tests

Wrapping Up

Quiz on Breaking an Application with Acceptance Tests

Build a Real-time Shopping Cart

13 Lessons

Discover the logic behind developing a real-time shopping cart with Phoenix, Elixir, and JavaScript.

Introduction

Planning Our Shopping Cart

Setting Up Our Project

Scaffold Our Shopping Cart Channel (Part I)

Scaffold Our Shopping Cart (Part II)

Build Our Shopping Cart Channel

Add Items to Our Cart

Synchronize Multiple Channel Clients

Add Real-time Out-of-stock Alerts

Acceptance Test the Shopping Cart (Part I)

Acceptance Test the Shopping Cart (Part II)

Wrapping Up

Quiz on Building a Real-time Shopping Cart

10.

Track Connected Carts with Presence

10 Lessons

Examine real-time tracking of shopping carts with Phoenix Presence for an efficient admin dashboard.

Introduction

On Track with Phoenix Tracker

Use Tracker in an Application

Phoenix Tracker vs. Presence

Scaffold the Admin Dashboard

Track Shopping Carts in Real-Time

Update Shopping Carts in Real-time

Assemble the Admin Dashboard

Wrapping Up

Quiz on Tracker and Presence

11.

Deploy Our Application to Production

5 Lessons

Grasp the fundamentals of deploying scalable Elixir applications with load balancing and clustering techniques.

Introduction

Achieve Scalability with Load Balancing

Cluster Your BEAM Nodes Together

Wrapping Up

Quiz on Deploying an Application to Production

12.

Manage Real-time Resources

5 Lessons

Dig into the BEAM's memory management and scheduling for optimized real-time applications.

Introduction

Manage Our Application’s Memory Effectively

Inspect a Running Application

Wrapping Up

Quiz on Managing Real-Time Resources

13.

Hands-on with Phoenix LiveView

5 Lessons

Tackle creating dynamic real-time apps with Phoenix LiveView, minimal JavaScript, and Elixir.

Getting Started with LiveView

Build a LiveView Product Page

Write Tests for a LiveView

Wrapping Up

Quiz on Phoenix LiveView

14.

Single-page Applications with React

5 Lessons

Master building SPAs with React and Phoenix, focusing on state management, components, and real-time data integration.

Manage Channel State in React

Write Channels as Components

Hands-on with React

React Native Channels

Quiz on Single-page Applications with React

15.

Wrap Up!

1 Lessons

Get familiar with leveraging Elixir tools to enhance productivity and drive innovation.

The End of Our Journey

16.

Appendix

1 Lessons

Get started with installing key components to run a Phoenix application locally.

Installing Phoenix

Certificate of Completion

Showcase your accomplishment by sharing your certificate of completion.

Course Author:

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Building Real-time Applications with Phoenix & Elixir Save for later

Building Real-time Applications with Phoenix & Elixir
Save for later