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: Mobile Development, User Interface and User Experience (UI/UX) Design, React Native, Apple iOS, Android Development, iOS Development, Application Development, Databases, Database Management, Flutter (Software), Application Deployment, Back-End Web Development, Application Performance Management, Marketing Strategies, Google Analytics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Data Visualization, Data Visualization Software, Statistical Visualization, Data Preprocessing, Box Plots, Anomaly Detection, Heat Maps, Plotly, Exploratory Data Analysis, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Preprocessing, Keras (Neural Network Library), Model Evaluation, Image Analysis, Data Manipulation, Visualization (Computer Graphics), Convolutional Neural Networks, Applied Machine Learning, Computer Vision, Jupyter, Deep Learning, Python Programming, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, PHP (Scripting Language), Web Applications, Data Management, Generative AI, Web Development, ChatGPT, Application Development, Application Security, Microsoft Visual Studio, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Debugging, SQL, User Interface (UI) Design
Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: MLOps (Machine Learning Operations), Continuous Delivery, Applied Machine Learning, Google Cloud Platform, Model Deployment, Cloud Applications, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Microsoft Azure, Computer Vision, Application Programming Interface (API), Natural Language Processing, Flask (Web Framework)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Go (Programming Language), Debugging, Unit Testing, Verification And Validation, Application Frameworks, Programming Principles, Web Development, Web Applications, Data Structures, Development Environment, Object Oriented Programming (OOP), Software Design, Command-Line Interface
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Prompt Engineering, OpenAI API, LangChain, ChatGPT, Multimodal Prompts, Prompt Patterns, OpenAI, Generative AI, No-Code Development, LLM Application, Microsoft Power Platform, Email Automation, Application Development, Microsoft Power Automate/Flow, Serverless Computing, JSON, Microsoft Azure, Application Programming Interface (API), Large Language Modeling, Python Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: GitHub, Git (Version Control System), Version Control, Unix Commands, Unix Shell, Software Versioning, Linux Commands, Command-Line Interface, Devops Tools, Collaborative Software, Code Review, Software Configuration Management, Software Development Tools, Secure Coding, File Management, Technical Documentation, Software Documentation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Web Development Tools, Web Design and Development, Web Design, Web Development, Front-End Web Development, Semantic Web, Integrated Development Environments
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Role-Based Access Control (RBAC), Authentications, Secure Coding, ASP.NET, Microsoft Copilot, Data Security, Back-End Web Development, Authorization (Computing), JSON, Identity and Access Management, Data Storage, Application Programming Interface (API), Encryption
Beginner · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Node.JS, MongoDB, Angular, Full-Stack Web Development, JavaScript Frameworks, Restful API, Web Applications, Web Development, NoSQL, Front-End Web Development, Application Security, Web Development Tools, Web Servers, API Design, Javascript, Database Systems, Back-End Web Development
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours