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: Seaborn, Data Storytelling, Data Presentation, Statistical Visualization, Data Visualization, Data Visualization Software, Matplotlib, Plot (Graphics), Statistical Analysis, Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Deployment, Database Application, Cloud Hosting, Object-Relational Mapping, Database Management Systems, Full-Stack Web Development, Database Software, Development Environment, Microsoft Visual Studio, User Interface (UI), Identity and Access Management, Application Frameworks, UI Components, Configuration Management, Authorization (Computing), Maintainability, Data Modeling, Data Migration, Data Mapping, Business Logic
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Node.JS, JSON, Server Side, Web Development Tools, Back-End Web Development, JavaScript Frameworks, Web Servers, Application Programming Interface (API), Restful API, Javascript, Web Development, Code Reusability, Package and Software Management, Servers
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Arithmetic, Theoretical Computer Science, Computational Logic, Programming Principles, Computer Science, Algorithms, Computational Thinking, Database Theory, Mathematical Modeling, Data Structures, General Mathematics, Applied Mathematics, Business Mathematics, Advanced Mathematics, Logical Reasoning, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, API Design, Web Applications, Cascading Style Sheets (CSS), Application Programming Interface (API), HTML and CSS, JSON, Web Servers, Javascript, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Visual Studio, Python Programming, Software Installation, Program Development, Computer Programming, Development Environment, Integrated Development Environments, System Configuration
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: IntelliJ IDEA, Object Oriented Design, Debugging, UI Components, User Interface (UI), Apache Maven, Software Design, Java Programming, Design Thinking, Object Oriented Programming (OOP), Program Development, Application Design, Integrated Development Environments, Build Tools, Software Development Tools, Eclipse (Software), Data Validation, Version Control, Data Import/Export, Java
★ 4.7 (72) · Intermediate · Specialization · 1 - 3 Months

Case Western Reserve University
Skills you'll gain: Exploratory Data Analysis, Spatial Data Analysis, Spatial Analysis, Geospatial Mapping, Geospatial Information and Technology, Descriptive Statistics, Statistical Modeling, R Programming, Statistical Analysis, R (Software), Probability & Statistics, Statistical Programming, Data Wrangling, Data Analysis, Simulations, Statistical Methods, Rmarkdown, Data Cleansing, Box Plots, Plot (Graphics)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Feature Engineering, Data Visualization Software, Data Cleansing, Classification And Regression Tree (CART), Random Forest Algorithm, Decision Tree Learning, Scikit Learn (Machine Learning Library), Applied Machine Learning, Predictive Modeling, Data Wrangling, Data Preprocessing, Data Science, Model Training, Machine Learning, Machine Learning Algorithms, Python Programming
★ 4.6 (13) · Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: React.js, Authentications, Frontend Performance, Authorization (Computing), Web Applications, Web Development, User Experience Design
★ 4.8 (16) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Javascript, Web Applications, HTML and CSS, Animations, Hypertext Markup Language (HTML), Event-Driven Programming, Cascading Style Sheets (CSS), Web Design and Development, Animation and Game Design, Application Development, Event Monitoring
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NumPy, Pandas (Python Package), File I/O, Image Analysis, Data Manipulation, Mobile Development Tools, Matplotlib, Computer Vision, Full-Stack Web Development, Data Analysis, Object Oriented Design, Python Programming, Android (Operating System), File Systems, Application Design, Programming Principles, Code Reusability, File Management, Data Structures, User Interface (UI) Design
Beginner · Specialization · 3 - 6 Months