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JavaScript Developer

Gain the skills to design, build, and maintain modern JavaScript applications with confidence across both the browser and development tooling ecosystem. You will be able to structure scalable projects, manage asynchronous workflows, and deliver production-ready experiences. Complete the Introduction to JavaScript course and the JavaScript Developer course to obtain the JavaScript Developer Path Certificate.

JavaScript Developer

Scope & Hoisting

How variable visibility and lifting works

Ordered collections of indexed values

Tools for working with arrays

Key-value structures for grouped data

Iteration - map

Transform each array element into new values

Iteration - filter

Select elements matching a condition

Iteration - reduce

Combine array into single accumulated result

Iteration - forEach

Execute function on each element

Built-in numerical operations and constants

Bitwise Operators

Symbols that perform calculations or comparisons

Work with timestamps and calendar values

Collections of unique values only

Key-value collections with any key type

Type Coercion & Equality (== vs ===)

Implicit conversion versus strict comparison

typeof operator

Identify the type of a value

instanceof operator

Check object against constructor prototype

Extract values from arrays or objects

Default Parameters

Provide fallback values for function arguments

Optional Chaining (?.)

Safely access deeply nested properties

Nullish Coalescing (??)

Use defaults only for null or undefined

Spread / Rest Operators

Expand or collect values into structures

Blueprint-based object creation

Class Inheritance

Blueprint-based object inheritance

Functions retaining access to outer scope

Modules (import/export)

Organize code across reusable files

Async Programming - Callbacks

Handle asynchronous results using function arguments

Async Programming - Promises

Represent future values from async operations

Async Programming - async/await

Write asynchronous code in synchronous style

Lightweight format for structured data exchange

Data - Copying and Cloning

Shallow copy, deepy copy, and cloning

Custom Iterators

Define custom traversal behavior for objects

Custom Generators

Produce iterable sequences using yield

Unique identifiers for object property keys

WeakMap / WeakSet

Weakly referenced collections for memory efficiency

Error Handling (advanced patterns)

Structured strategies for managing application errors

Reference current execution context object

Prototypes & Inheritance

Share behavior across object hierarchies

Browser APIs vs. Web APIs

Platform features versus standardized web interfaces

Browser APIs - Document Object Model (DOM)

Programmatic access to HTML document structure

Browser APIs - DOM Navigation

Traverse and select document elements

JavaScript Developer Path

Introduction to JavaScript

Develop a solid JavaScript foundation by learning how to think like a programmer, structure data, and build dynamic applications. You’ll confidently write clean, reusable code and be prepared to advance into modern front-end or back-end development. Complete this course to get the Introduction to JavaScript Course Certificate.

JavaScript Developer

Gain the skills to design, build, and maintain modern JavaScript applications with confidence across both the browser and development tooling ecosystem. You will be able to structure scalable projects, manage asynchronous workflows, and deliver production-ready experiences. Complete the Introduction to JavaScript course and the JavaScript Developer course to obtain the JavaScript Developer Path Certificate.

JavaScript Developer Path

Introduction to JavaScript

JavaScript Developer

Monthly

$ 19.99

JavaScript Developer Path

Access to:

Introduction to JavaScript course

and

JavaScript Developer course

Upon course or path completion:

Course certificate

Path certificate

2 Courses

Monthly Subscription

Yearly

$ 149.99

JavaScript Developer Path

Access to:

Introduction to JavaScript course

and

JavaScript Developer course

Upon course or path completion:

Course certificate

Path certificate

2 Courses

1 Year Subscription

Yearly

$ 259.99

All-Access 1 Year Subscription

Access to:

Python Developer Path

Introduction to Python

Python Developer

JavaScript Developer Path

Introduction to JavaScript

JavaScript Developer

React Developer Path

Introduction to React

React Developer

Upon course or path completion:

Course certificates

Path certificates

Also includes 1-year all-access to any new courses or paths that are added!