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: Thermal Management, HVAC, Electrical Safety, Electrical Systems, Maintenance, Repair, and Facility Services, Power Electronics, Mechanical Engineering, Hardware Troubleshooting, Schematic Diagrams, Hazard Analysis, Control Systems
★ 3.8 (53) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oil and Gas, Hazard Analysis, Safety Standards, Environmental Resource Management, Energy and Utilities, Safety Assurance, Safety Training, Environmental Regulations, Environment and Resource Management, Petroleum Industry, Environment Health And Safety, Environmental Science, Environmental Engineering, Environmental Engineering and Restoration, Plant Operations and Management, Waste Minimization, Fire And Life Safety, Chemical Engineering, Risk Analysis, Natural Resource Management
★ 4.6 (70) · Beginner · Course · 1 - 4 Weeks

Saïd Business School, University of Oxford
Skills you'll gain: Machine Learning Methods, Financial Services, Artificial Intelligence, Responsible AI, FinTech, Financial Data, Banking Services, Decision Intelligence, Financial Regulation, Banking, Fraud detection, Machine Learning, Data Ethics, Natural Language Processing, AI Personalization, Deep Learning, Credit Risk, Case Studies, Algorithms, Data Management
★ 4.7 (90) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Operations, Threat Management, Threat Detection, Cybersecurity, Exploitation techniques, Scripting, IT Automation, Python Programming, Scripting Languages
★ 4.7 (43) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Statistical Reporting, Data Visualization, Big Data, SQL, Interactive Data Visualization, Query Languages, Data Import/Export, Google Cloud Platform, Data Warehousing, Data Sharing, Analytics
★ 4.3 (277) · Beginner · Guided Project · Less Than 2 Hours

Corporate Finance Institute
Skills you'll gain: Classification Algorithms, Data Preprocessing, Matplotlib, Feature Engineering, Data Visualization, Model Evaluation, Data Import/Export, Exploratory Data Analysis, Plot (Graphics), Pandas (Python Package), Data Presentation, Data Science, NumPy, Regression Analysis, Data Analysis, Data Structures, Data Wrangling, Correlation Analysis, Portfolio Management, Predictive Analytics
★ 4.7 (21) · Advanced · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Interactive Data Visualization, Interactive Design, Programming Principles, Visualization (Computer Graphics), Python Programming, Graphic and Visual Design, Event-Driven Programming, Digital Design, Computer Graphics, Computational Logic, Computer Graphic Techniques, Computational Thinking, File I/O, Data Structures, Animations, Image Analysis
★ 5 (7) · Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: File I/O, Simulations, C (Programming Language), Computational Thinking, Automation, Algorithms, Theoretical Computer Science, Memory Management, Data Persistence
★ 4.4 (36) · Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Bayesian Network, Computational Logic, Markov Model, Artificial Intelligence, Game Theory, Theoretical Computer Science, Python Programming, Deductive Reasoning, Decision Intelligence, Probability, Verification And Validation
★ 4.1 (116) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Object Oriented Programming (OOP), File I/O, Test Script Development, Software Testing, Programming Principles, Browser Compatibility, Web Development Tools, Software Installation, Automation, Python Programming, Development Environment, Integrated Development Environments, Package and Software Management
★ 4.6 (16) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Database Software, Hardware Troubleshooting, Networking Hardware, Database Theory, Database Management Systems, Computer Networking, Network Support, Network Protocols, Computer Security Awareness Training, Security Software, Technical Support and Services, Cybersecurity, Encryption, Computer Literacy, Browser Compatibility, Program Development, Computing Platforms, Computer Programming, System Software, Database Management
★ 4.5 (12) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Building Codes, Construction, Safety Standards, Building Services Engineering, Building Design, Facility Management and Maintenance, Hazard Analysis, Safety and Security, Firewall, Design Specifications, Systems Integration
★ 4.6 (79) · Intermediate · Course · 1 - 4 Weeks