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: HTML and CSS, Web Design, UI Components, Web Analytics and SEO
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Model Deployment, Data Visualization, Data Ethics, Exploratory Data Analysis, Model Evaluation, Unsupervised Learning, Data Presentation, Tensorflow, Application Deployment, Dimensionality Reduction, MLOps (Machine Learning Operations), Probability Distribution, Apache Spark, Statistical Hypothesis Testing, Supervised Learning, Design Thinking, Data Science, Machine Learning, Python Programming
Advanced · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, User Interface (UI), 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

Peking University
Skills you'll gain: C (Programming Language), Programming Principles, Computer Programming, Computer Architecture, Computer Science, Theoretical Computer Science, Computational Thinking, Computer Hardware, Computational Logic, Algorithms, Data Structures, Emerging Technologies
Mixed · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Experimentation, Research Design, Statistical Methods, Data Science, Data Analysis, Statistical Analysis, Data Modeling, Predictive Modeling, Mathematical Modeling, Probability & Statistics, A/B Testing, Quantitative Research, Machine Learning, Model Evaluation
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Wesleyan University
Skills you'll gain: Regression Analysis, Data Storytelling, Logistic Regression, Classification And Regression Tree (CART), Statistical Hypothesis Testing, Descriptive Statistics, Statistical Analysis, Statistical Software, Correlation Analysis, Exploratory Data Analysis, Data Manipulation, Decision Tree Learning, Data Presentation, Data Management, Data Analysis, Data Visualization, Model Evaluation, Statistical Methods, Machine Learning, Statistics
Beginner · Specialization · 3 - 6 Months
LearnQuest
Skills you'll gain: Sales Management, Sales Strategy, Sales, Sales Presentation, Sales Training, Initiative and Leadership, Resilience, Case Studies, Stress Management, Consumer Behaviour, Persistence, Trustworthiness, Customer Analysis, Business Ethics, Data-Driven Decision-Making, Self-Motivation, Composure, Cross-Functional Collaboration, Adaptability, Customer Retention
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Proposal Writing, Performance Tuning, Agentic systems, Computational Thinking, Performance Analysis, Computational Logic
Intermediate · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Web Scraping, Exploratory Data Analysis, Data Preprocessing, Data Structures, Object Oriented Programming (OOP), Data Processing, Data Mining, Scientific Visualization, Data Analysis, Pandas (Python Package), NumPy, Statistical Analysis, Data Manipulation, Matplotlib, User Interface (UI), Financial Data, Python Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Verification And Validation, Software Quality Assurance, Software Quality (SQA/SQC), Debugging, Maintainability, Regression Testing, Quality Assurance, Data Quality, Issue Tracking, Root Cause Analysis, Business Intelligence, Jira (Software)
Beginner · Course · 1 - 4 Weeks

Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Finite Element Methods, Numerical Analysis, Engineering Analysis, Jupyter, Engineering Calculations, Differential Equations, Applied Mathematics, Mathematical Modeling, Distributed Computing, Python Programming, Mechanics, Vibrations, Simulations
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: User Story, Behavior-Driven Development, DevSecOps, Agile Project Management, Test Driven Development (TDD), Backlogs, Sprint Planning, Kanban Principles, Agile Methodology, Scrum (Software Development), Continuous Integration, Agile Software Development, Project Risk Management, Sprint Retrospectives, Lean Methodologies, Scaled Agile Framework, DevOps, Risk Management, Agile Product Development, Management Reporting
Beginner · Specialization · 3 - 6 Months