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.

IBM
Skills you'll gain: COBOL (Programming Language), Mainframe Computing, Programming Principles, Procedure Development, Program Development, Data Structures, File Management, Debugging, Editing, Program Implementation
Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Database Design, MySQL, Relational Databases, SQL, Data Modeling, Databases, Business Analytics, Big Data, Business Analysis, Data Analysis, Data Management
Mixed · Course · 1 - 3 Months
Corporate Finance Institute
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Snowflake Schema, Data Modeling, SQL, Dashboard, Microsoft Excel, Business Intelligence, Excel Formulas, Pivot Tables And Charts, Data Import/Export, Business Reporting, Databases, Interactive Data Visualization, Data Storytelling, Financial Statements, Data Manipulation, Data Transformation, Financial Analysis, Data Visualization
Beginner · Specialization · 3 - 6 Months

University of London
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Human Computer Interaction, Interaction Design, Bootstrap (Front-End Framework), Usability, User Interface and User Experience (UI/UX) Design, Wireframing, Cascading Style Sheets (CSS), Data Structures, JavaScript Frameworks, Javascript
Mixed · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Descriptive Statistics, Exploratory Data Analysis, Regression Analysis, Statistics, R Programming, Predictive Modeling, Statistical Analysis, Feature Engineering, Probability & Statistics, Data Wrangling, Statistical Inference, R (Software), Data Cleansing, Public Health
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Pandas (Python Package), Data Analysis, Data Manipulation, NumPy, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Exploratory Data Analysis, NumPy, Data Visualization, Data Analysis, Seaborn, Matplotlib, Cloud Computing, Jupyter, Dimensionality Reduction, Data Science, Unsupervised Learning, Applied Machine Learning, Python Programming, Linear Algebra
Intermediate · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Fire And Life Safety, Safety Standards, Accident Prevention, Hazard Analysis, Environmental Issue, Environmental Science, Building Design, Risk Management, Property Maintenance, Emergency Response
Mixed · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, Generative Model Architectures, Code Review, Data Ethics, Artificial Intelligence, Object Oriented Programming (OOP), AI Product Strategy, Debugging, Artificial Neural Networks, Computer Programming, Program Development, Data Processing, Maintainability, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Problem Solving, Data Analysis, Critical Thinking
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Systems Engineering, Failure Analysis, Model Based Systems Engineering, Scope Management, Cost Management, Design Reviews, Requirements Analysis, Change Control, Engineering Management, Requirements Management, Test Engineering, Project Management, Systems Thinking, Program Management, Product Lifecycle Management, Work Breakdown Structure, Functional Design, Risk Management Framework, Contract Management, Risk Management
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: React.js, ASP.NET, Restful API, .NET Framework, Web Applications, Web Services, Hypertext Markup Language (HTML), Front-End Web Development, JSON, Application Development, JavaScript Frameworks, Model View Controller, Application Frameworks, Program Development, Javascript, Development Environment, Back-End Web Development, Web Development, Microsoft Visual Studio, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

Universidad Austral
Skills you'll gain: Data Structures, Python Programming, JSON, File Management, Scripting, Scripting Languages, Data Import/Export, Computer Programming, Debugging
Beginner · Course · 1 - 4 Weeks