Functional programming courses can help you learn concepts like first-class functions, immutability, and higher-order functions, along with practical techniques for managing state and side effects. You can build skills in recursive problem-solving, data transformation, and leveraging pure functions for cleaner code. Many courses introduce tools such as Haskell, Scala, and JavaScript, showcasing how these languages facilitate functional programming principles and enhance software development practices.

Skills you'll gain: Model Evaluation, Scikit Learn (Machine Learning Library), Data Visualization, Feature Engineering, Data Preprocessing, Customer Analysis, Predictive Modeling, Predictive Analytics, Marketing Analytics, Applied Machine Learning, Logistic Regression, Data Cleansing, Data Manipulation, Advertising, Digital Advertising, Performance Analysis, Machine Learning, Python Programming, Deep Learning
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Virtual Private Networks (VPN), Cryptographic Protocols, Network Protocols, General Networking, Computer Networking, Command-Line Interface, Network Analysis, Proxy Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Computer Architecture, Computer Systems, Computational Logic, Hardware Design, Computer Hardware, Programming Principles, Digital Signal Processing, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: jQuery, Ajax, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Content Accessibility Guidelines, Usability, Javascript and jQuery, Hypertext Markup Language (HTML), Web Development, Web Design and Development, Usability Testing, Javascript, Application Deployment, Web Design, Interactive Data Visualization, Event-Driven Programming, Semantic Web, Web Applications, Functional Testing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Logistic Regression, Predictive Modeling, Predictive Analytics, SAS (Software), Statistical Modeling, Regression Analysis, Model Evaluation, Statistical Analysis, Data Analysis, Model Deployment, Statistical Methods
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Responsive Web Design, Browser Compatibility, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, User Interface (UI), Browser Compatibility, Javascript, Mobile Development, Interactive Design
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Kotlin, Android Jetpack, Cross Platform Development, Mobile Development, Cloud Deployment, Android Development, Back-End Web Development, Google Cloud Platform, MongoDB, User Interface (UI), Restful API, Application Programming Interface (API), API Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Process Analysis, Kaizen Methodology, Process Improvement, Solution Delivery, Business Process Improvement, Quality Improvement, Continuous Improvement Process, Team Management, Lean Methodologies, Root Cause Analysis, Cross-Functional Collaboration, Goal Setting
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Video Game Development, Game Design, Debugging, Programming Principles, Animations, Scripting Languages, Event-Driven Programming
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Regression Analysis, Predictive Modeling, Scikit Learn (Machine Learning Library), Feature Engineering, Model Evaluation, Data Preprocessing, Applied Machine Learning, Data Visualization, Exploratory Data Analysis, Performance Tuning, Python Programming, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Web Development Tools, Data Structures, Javascript, Scripting, Scripting Languages, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours