Functional Courses

A friendly, practical introduction to functional programming fundamentals in JavaScript. Learn core functional programming concepts while coding with pure functions, recursion, higher-order functions, closures, and function composition.

Build non-trivial enterprise-level web applications through first-principles thinking applied to programming in JavaScript and TypeScript.

Learn functional programming architecture patterns to apply, such as Monoids, Monad Transformers, Free Monads, and Lenses. See functional programming in action!

Learn functional programming concepts such as pure functions, currying, composition, functors, monads, and see functional concepts in action!

Go under the hood of powerful techniques like: Higher Order Functions, Function Composition, Pure Functions, and Immutability of State.

Improve your JavaScript by applying functional programming concepts like function purity, point-free, partial-application, currying, plus even more advanced concepts.

Join JS and Elm expert Richard Feldman in the "Advanced Elm" course. Learn how to organize and scale your Elm applications with authentication, css-in-Elm, and more!

Learn how to write applications with the Elm, the functional programming language, from the ground up. Read more!