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: Image Analysis, Tensorflow, Amazon Web Services, Cloud Applications, Application Development, Application Deployment, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Computer Vision, Data Processing, Front-End Web Development
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), User Interface (UI), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, Web Design, Typography, Web Applications, Application Programming Interface (API), React.js, Web Design and Development, Web Development Tools, Javascript, Web Development
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Unit Testing, Data Structures, Java, Performance Tuning, Debugging, Programming Principles, Algorithms, Object Oriented Programming (OOP), Theoretical Computer Science
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Automation, Jenkins, Mobile Development, Test Execution Engine, Apple iOS, Application Frameworks, Software Testing, Test Case, Regression Testing, Continuous Integration, Debugging, Scalability, CI/CD, Test Engineering, Maintainability, Automation, Cross Platform Development, Containerization
Advanced · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Theoretical Computer Science, Data Structures, Computer Science, Computer Architecture, Algorithms, Programming Principles, Computational Logic, Computational Thinking, Java Programming, Computer Hardware
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Computer Programming, Object Oriented Design, Development Environment, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Musical Composition, Music, Computer Programming, Program Development, Programming Principles, Python Programming
Beginner · Guided Project · Less Than 2 Hours

University of Virginia
Skills you'll gain: Continuous Delivery, DevOps, CI/CD, Continuous Integration, Test Automation, Agile Methodology, Software Development Tools, Automation, Continuous Improvement Process, Unit Testing, Information Technology Operations, Systems Administration, System Support, System Testing, Software Testing
Beginner · Course · 1 - 4 Weeks
University of Washington
Skills you'll gain: Supervised Learning, Network Model, Matlab, Machine Learning Algorithms, Artificial Neural Networks, Computer Vision, Computer Science, Reinforcement Learning, Computational Thinking, Mathematical Modeling, Biology, Linear Algebra, Information Architecture, Differential Equations, Probability & Statistics
Beginner · Course · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Prompt Engineering, Large Language Modeling, Application Programming Interface (API), Application Deployment, LangGraph, Cloud-Based Integration, OpenAI, Containerization, CI/CD, Cloud API, Data Integration, Continuous Deployment, Postman API Platform, Artificial Intelligence, Continuous Integration, Amazon Web Services, Authentications, Performance Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Applications, Application Deployment, Application Programming Interface (API), Cloud API, Authentications, Payment Systems, Authorization (Computing), Role-Based Access Control (RBAC), UI Components, Identity and Access Management, Email Automation, Database Management, Transaction Processing, User Interface (UI), Data Validation
Advanced · Course · 1 - 3 Months

Skills you'll gain: User Experience Design, Usability, User Experience, User Interface and User Experience (UI/UX) Design, Threat Modeling, UI/UX Strategy, Interaction Design, Application Security, Authentications, Human Centered Design, Security Strategy, Usability Testing, Authorization (Computing), Security Controls, Multi-Factor Authentication, Security Awareness, Computer Security Awareness Training, Cybersecurity, Safety Standards, Information Privacy
Intermediate · Course · 1 - 3 Months