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: Prototyping, User Interface (UI) Design, Usability, User Research, Interactive Design, Design Strategies, UI/UX Research, User Centered Design, Mockups, Visual Design, Usability Testing, Graphic and Visual Design Software, Figma (Design Software), Design Thinking, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Web Scraping, Data Ethics, Data Transformation, Tidyverse (R Package), Data Wrangling, Data Cleansing, Data Manipulation, Data Collection, Data Pipelines, Data Preprocessing, Personally Identifiable Information, Data Integrity, R Programming, Exploratory Data Analysis, Information Privacy, Statistical Programming
Beginner · Course · 1 - 4 Weeks

American Museum of Natural History
Skills you'll gain: Health Disparities, Social Determinants Of Health, Infectious Diseases, Immunology, Epidemiology, Public Health, Pathology, Microbiology, Mathematical Modeling, Molecular Biology, Taxonomy, Cell Biology, Diagnostic Tests, Clinical Trials
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Ruby (Programming Language), Scripting Languages, Scripting, Devops Tools, DevOps, Computer Programming Tools, Software Development Tools
Intermediate · Guided Project · Less Than 2 Hours

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

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Agentic systems, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Debugging
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Ajax, Object Oriented Programming (OOP), Javascript, JSON, Application Programming Interface (API), Scripting, Software Design Patterns, Data Management, Data Structures, Event-Driven Programming, Data Validation, Prototyping, Computational Logic, Maintainability, Programming Principles, Web Development, Software Development, Debugging, Software Engineering, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Universidades Anáhuac
Skills you'll gain: Customer Success Management, Customer Retention, Customer Engagement, Customer Relationship Management, Customer and Client Support, Customer experience improvement, Customer Data Management, Customer Relationship Management (CRM) Software, Customer Insights, Sales Management, Leadership, Performance Metric, Sales Strategy, Cross-Functional Collaboration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, No-Code Development, Web Design, Content Management, Web Design and Development, Web Content, Web Development
Beginner · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Program Development, Computer Programming, Data Structures, Debugging
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Stored Procedure, Microsoft SQL Servers, Transact-SQL, Performance Tuning, Database Management, SQL, Database Design, Microsoft Copilot, System Monitoring, Debugging
Beginner · Course · 1 - 4 Weeks

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