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.

Imperial College London
Skills you'll gain: Epidemiology, Infection Control, Infectious Diseases, Mathematical Modeling, Public Health and Disease Prevention, Public Health, R Programming, Differential Equations
★ 4.9 (275) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Structures, Generative AI, Test Driven Development (TDD), Integration Testing, Cloud Deployment, Development Testing, Python Programming, Object Oriented Programming (OOP), Serverless Computing, Cloud Computing, Microsoft Azure, Graph Theory, Software Documentation, Object Oriented Design, Maintainability, Code Review, Software Design, Application Deployment
★ 4.1 (27) · Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Session Initiation Protocols, Android Studio, Android Development, Internet Of Things, Communication Systems, Network Protocols, Telecommunications, Wireless Networks, Mobile Development, Digital Communications, Emerging Technologies, Application Development, Digital Signal Processing, Embedded Systems, Open Source Technology
★ 4.9 (1.6K) · Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Statistical Analysis, Policy Analysis, Research, and Development, Program Evaluation, Policy Analysis, Data Analysis, Statistical Methods, Public Policies, Statistical Hypothesis Testing, Statistical Programming, Analytics, Policy Development, Data Analysis Software, Analytical Skills, Statistical Software, Forecasting, R Programming, Research Design, Time Series Analysis and Forecasting, Statistical Inference, Ggplot2
★ 4.6 (55) · Intermediate · Course · 1 - 3 Months

The University of Notre Dame
Skills you'll gain: Active Listening, Workplace inclusivity, Data Ethics, Negotiation, Leadership Studies, Leadership Development, Business Ethics, Conflict Management, Change Management, Organizational Change, Diversity and Inclusion, Social Justice, Diversity Training, Communication Strategies, Personal Integrity, Organizational Leadership, Analytics, Analytical Skills, Market Dynamics, Ethical Standards And Conduct
★ 4.7 (209) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Generative AI Agents, LLM Application, AI Integrations, Tool Calling, Large Language Modeling, Software Design Patterns, Memory Management
★ 4.7 (108) · Intermediate · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Stress Management, Mental Health Diseases and Disorders, Mental Health, Mental Health Therapies, Psychological Evaluations, Behavioral Health, Clinical Psychology, Nutrition and Diet, Patient Evaluation, Culture, Cultural Sensitivity, Psychosocial Assessments, Social Determinants Of Health, Health Promotion, Immunology, Crisis Intervention, Health Education, Science and Research, Patient Treatment, Clinical Assessment
★ 4.8 (98) · Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Penetration Testing, Exploit development, Metasploit, Application Security, Security Testing, Cyber Security Assessment, Vulnerability Scanning, Brute-force attacks, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Memory Management, Amazon Web Services, Amazon Elastic Compute Cloud, Operating Systems, Data Validation
★ 4 (279) · Intermediate · Course · 1 - 4 Weeks

IBM
Skills you'll gain: COBOL (Programming Language), Debugging, Program Development, Programming Principles, Development Testing, Software Testing, Computer Programming, Maintainability, Business Logic
★ 4.2 (69) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Correlation Analysis, Plot (Graphics), Matplotlib, Seaborn, Data Cleansing, Data Visualization, Pandas (Python Package), Data Analysis, Data Manipulation, NumPy, Data Science, Statistical Analysis, Data Wrangling, Python Programming
★ 4.5 (448) · Beginner · Guided Project · Less Than 2 Hours
Universidad Austral
Skills you'll gain: Angular, Server Side, Node.JS, Responsive Web Design, LESS, Bootstrap (Front-End Framework), Mobile Development, Back-End Web Development, Version Control, Cross Platform Development, Restful API, HTML and CSS, jQuery, Web Design and Development, React Redux, JavaScript Frameworks, Continuous Integration, TypeScript, iOS Development, MongoDB
★ 4.2 (834) · Beginner · Specialization · 3 - 6 Months

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Matlab, Mathematical Software, Mathematical Modeling, Simulation and Simulation Software, Differential Equations, Simulations, Statistical Modeling, Biochemistry, Biology, Cell Biology, Electrical Systems
★ 4.7 (223) · Mixed · Course · 1 - 3 Months