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.

Google Cloud
Skills you'll gain: Cloud Applications, Google Cloud Platform, Database Development, Data Access, Data Store, Cloud Computing, Software Installation, Web Development Tools, Application Development, Web Development, Cloud Management
Beginner · Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Performance Tuning, Software Testing, Unit Testing, Software Documentation, Application Programming Interface (API), Web Applications, Test Driven Development (TDD), Node.JS, Debugging, Maintainability, Javascript, Software Architecture, JSON, Real Time Data, Data Transformation
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Predictive Modeling, Predictive Analytics, Statistical Methods, Data Analysis, Applied Machine Learning, Business Analytics, Statistical Analysis, Machine Learning, Scikit Learn (Machine Learning Library), Machine Learning Algorithms, Data Preprocessing, Big Data, Python Programming, Data Manipulation, Pandas (Python Package), Logistic Regression, NumPy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Git (Version Control System), Front-End Web Development, Browser Compatibility, Mobile Development, Javascript, Animations, User Interface (UI), Web Development Tools, Web Content Accessibility Guidelines, Typography, Semantic Web, GitHub, Version Control, Application Deployment, Development Environment
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Software Design Patterns, Unified Modeling Language, Java Programming, Software Architecture, Application Design, User Interface and User Experience (UI/UX) Design, Software Engineering, API Design, Software Development
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, Development Environment, Agentic systems, AI Workflows, Artificial Intelligence, Tool Calling, LLM Application, Database Systems, Database Management, SQL, Database Application, OpenAI API, Software Development Tools, Prompt Engineering
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Key Management, Application Security, Python Programming, Brute-force attacks, Algorithms, Data Integrity
Mixed · Course · 1 - 3 Months

National Academy of Sports Medicine
Skills you'll gain: Health And Wellness Coaching, Coaching, Exercise Science, Health Assessment, Creative Problem-Solving, Nutrition and Diet, Cognitive flexibility, Goal Setting, Overcoming Obstacles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Object Oriented Design, Software Design, Records Management, Programming Principles
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Apache Kafka, Prometheus (Software), Performance Metric, Data Processing, Network Monitoring, Network Troubleshooting, Network Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scenario Testing, Energy and Utilities, Mathematical Modeling, Predictive Analytics, Experimentation, Laboratory Experience, Google Gemini, Predictive Modeling, Data-Driven Decision-Making, Forecasting, Data Modeling, Analytics, 3D Modeling, Simulation and Simulation Software, Simulations, Waste Minimization, Sustainable Technologies, Data Visualization, Artificial Intelligence, Search Engine Optimization
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Teradata SQL, Exploratory Data Analysis, SQL, Data Modeling, Database Design, Database Administration, Database Architecture and Administration, Database Management, Database Management Systems, Data Store, JSON, Data Integration, Data Architecture, Advanced Analytics, Data Warehousing, Data Cleansing, Text Mining, Data Analysis, Business Intelligence, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months