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Professional JavaScript

4.6 out of 5 rating Last updated 23/07/2024   English

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Find out more about this course

Interested in alternative dates? Would like to book a private session of this course for your company? Or for any other queries please simply fill out the form below.


4 Days

24 CPD hours


By the end of this course, you'll have the skills you need to tackle any real-world JavaScript development problem using a modern JavaScript approach, both for client and server sides.After completing this course, you will be able to:
Apply the core concepts of functional programming
Build a Node.js project that uses the Express.js library to host an API
Create unit tests for a Node.js project to validate it
Use the Cheerio library with Node.js to create a basic web scraper
Develop a React interface to build processing flows
Use callbacks as a basic way to bring control back


This is your one-stop solution to mastering modern JavaScript. This course covers the latest features of JavaScript and advanced concepts, such as modularity, testing, and asynchronous programming. By the end of the course, you ll know how to create a full-stack JavaScript application using NodeJS and how to use JavaScript in functional programming.

JavaScript, HTML, and the DOM
  • HTML and the DOM
  • Developer Tools
Node.js and npm
  • What is Node.js
  • Node Version Manager (nvm)
  • Node Package Manager (npm)
Node.js APIs and Web Scraping
  • Globals
  • FileSystem APIs
  • What is Scraping
RESTful APIs with Node.js
  • What is an API
  • What is REST
  • Useful Defaults and Easy Inputs
  • Middleware
  • The Contents of a JWT
  • MongoDB
Modular JavaScript
  • ES6 Modules
  • Object-Oriented Programming (OOP)
  • npm Package
Code Quality
  • Clear Naming
  • Unit Tests
  • Integration Tests
  • End-to-End Testing
  • Puppeteer
Advanced JavaScript
  • Language Features Supported in ES5, ES6, ES7, ES8, and ES9
  • OOP in JavaScript
  • Sorting
  • Maps and Sets
  • Math, Date, and String
  • Symbols, Iterators, Generators, and Proxies
Asynchronous Programming
  • Callback Hell
  • Async and Await
Event-Driven Programming and Built-In Modules
  • Eventing
  • Node.js Built-In Modules
  • Handling Large Files in Node.js
Functional Programming with JavaScript
  • Functions First-Class Citizens
  • Pure Functions
  • Higher-Order Functions
  • Function Composition
  • Immutability and Side Effects
  • Introduction to GraphQL Language Schemas and Queries
Additional course details:

Nexus Humans Professional JavaScript training program is a workshop that presents an invigorating mix of sessions, lessons, and masterclasses meticulously crafted to propel your learning expedition forward.

This immersive bootcamp-style experience boasts interactive lectures, hands-on labs, and collaborative hackathons, all strategically designed to fortify fundamental concepts.

Guided by seasoned coaches, each session offers priceless insights and practical skills crucial for honing your expertise. Whether you're stepping into the realm of professional skills or a seasoned professional, this comprehensive course ensures you're equipped with the knowledge and prowess necessary for success.

While we feel this is the best course for the Professional JavaScript course and one of our Top 10 we encourage you to read the course outline to make sure it is the right content for you.

Additionally, private sessions, closed classes or dedicated events are available both live online and at our training centres in Dublin and London, as well as at your offices anywhere in the UK, Ireland or across EMEA.

FAQ for the Professional JavaScript Course

Available Delivery Options for the Professional JavaScript training.
  • Live Instructor Led Classroom Online (Live Online)
  • Traditional Instructor Led Classroom (TILT/ILT)
  • Delivery at your offices in London or anywhere in the UK
  • Private dedicated course as works for your staff.
How many CPD hours does the Professional JavaScript training provide?

The 4 day. Professional JavaScript training course give you up to 24 CPD hours/structured learning hours. If you need a letter or certificate in a particular format for your association, organisation or professional body please just ask.

What is the correct audience for the Professional JavaScript training?

If you want to advance from being a front-end developer to a full-stack developer and learn how Node.js can be used for hosting full-stack applications, this course is for you. Knowledge of JavaScript’s basic syntax and experience with popular front-end libraries such as jQuery is required. You should also have used JavaScript with HTML and CSS, but not necessarily Node.js.

Do you provide training for the Professional JavaScript.

Yes we provide corporate training, dedicated training and closed classes for the Professional JavaScript. This can take place anywhere in Ireland including, Dublin, Cork, Galway, Northern Ireland or live online allowing you to have your teams from across Ireland or further afield to attend a single training event saving travel and delivery expenses.

What is the duration of the Professional JavaScript program.

The Professional JavaScript training takes place over 4 day(s), with each day lasting approximately 8 hours including small and lunch breaks to ensure that the delegates get the most out of the day.

Why are Nexus Human the best provider for the Professional JavaScript?
Nexus Human are recognised as one of the best training companies as they and their trainers have won and hold many awards and titles including having previously won the Small Firms Best Trainer award, national training partner of the year for Ireland on multiple occasions, having trainers in the global top 30 instructor awards in 2012, 2019 and 2021. Nexus Human has also been nominated for the Tech Excellence awards multiple times. Learning Performance institute (LPI) external training provider sponsor 2024.
Is there a discount code for the Professional JavaScript training.

Yes, the discount code PENPAL5 is currently available for the Professional JavaScript training. Other discount codes may also be available but only one discount code or special offer can be used for each booking. This discount code is available for companies and individuals.

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Training Insurance Included!

When you organise training, we understand that there is a risk that some people may fall ill, become unavailable. To mitigate the risk we include training insurance for each delegate enrolled on our public schedule, they are welcome to sit on the same Public class within 6 months at no charge, if the case arises.

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