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: Restful API, Application Programming Interface (API), Node.JS, Software Documentation, Web Services, Middleware, Authentications, JSON, Web Frameworks, Server Side, Web Applications, Back-End Web Development, Authorization (Computing)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Web Development Tools, Web Design and Development, Web Design, Web Development, Front-End Web Development, Semantic Web, Integrated Development Environments
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Modeling, R Programming, Data Analysis, Data Ethics, Statistical Methods, Regression Analysis, Predictive Modeling, Mathematical Modeling, Machine Learning, Logistic Regression, Statistical Inference, Model Evaluation, Probability Distribution, Linear Algebra, Calculus
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Computer Networking, Network Protocols, Web Applications, Computer Security Awareness Training, Network Routers, Wireless Networks, Technical Support and Services, Encryption, Security Awareness, Computer Literacy, System Configuration, Microsoft Office, Authentications, Microsoft Windows, Peripheral Devices, Patch Management, Technical Support, Mac OS, Database Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Data Visualization, Data Manipulation, Data Cleansing, Matplotlib, Text Mining, Exploratory Data Analysis, Data Analysis, Data Preprocessing, Python Programming
Beginner · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Automation, Test Case, Software Testing, Code Review, Mockups, Python Programming
Intermediate · Course · 1 - 3 Months

Parsons School of Design, The New School
Skills you'll gain: Chemistry, Building Design, Hazard Analysis, Environment Health And Safety, Architectural Engineering, Sustainable Design, Sustainable Technologies, Environmental Science, Environmental Regulations, Materials science, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Java, Application Development, Java Programming, Software Engineering, Microsoft Visual Studio, Algorithms
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Research Design, Science and Research, Laboratory Research, Research Methodologies, Statistical Analysis, Data Collection, Data Analysis Software, Neurology, Psychology, Physiology, Magnetic Resonance Imaging, Electrophysiology, Image Analysis, Medical Equipment and Technology, Human Learning, Medical Imaging, Data Visualization Software, Functional Behavior Assessment, Statistical Inference
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OpenAI API, Prompt Engineering, Large Language Modeling, ChatGPT, OpenAI, Generative AI, Application Performance Management, Image Analysis, Application Programming Interface (API), LLM Application, Multimodal Prompts, Animations, File Management, Graphics Software, Embeddings, Classification Algorithms, Computer Graphics, Application Development, Python Programming, Computer Science
Beginner · Specialization · 1 - 3 Months