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.

Microsoft
Skills you'll gain: Web Scraping, Scripting, Test Script Development, Version Control, GitHub, Unstructured Data, Git (Version Control System), Scripting Languages, Automation, Shell Script, Email Automation, Unit Testing, File Systems, File I/O, Command-Line Interface, File Management, Cloud API, Restful API, Application Programming Interface (API), Productivity
★ 3.7 (51) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Image Analysis, Event-Driven Programming, Scalability, Dataflow, Digital Signal Processing, Distributed Computing, C++ (Programming Language), Program Development, Performance Tuning, Memory Management, Algorithms
★ 3.4 (29) · Intermediate · Course · 1 - 3 Months

Peking University
Skills you'll gain: C# (Programming Language), Data Structures, C++ (Programming Language), Computer Programming, Microsoft Visual Studio, Object Oriented Programming (OOP), Extensible Markup Language (XML), Extensible Languages and XML, Object Oriented Design, .NET Framework, Java, Programming Principles, Data Access, Database Management, User Interface (UI), Algorithms, UI Components, Event-Driven Programming, Computer Graphics, Program Development
★ 4.5 (53) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: Continuous Integration, Test Automation, Authentications, CI/CD, Test Script Development, API Testing, Software Testing, Behavior-Driven Development, Event-Driven Programming, GitHub, Cascading Style Sheets (CSS)
★ 4.3 (21) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: GitHub Copilot, Object Oriented Design, Object Oriented Programming (OOP), Game Design, Unit Testing, Python Programming, AI Enablement, Program Development, GitHub, Development Environment, Debugging
★ 4.7 (11) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Kafka, Data Warehousing, Extract, Transform, Load, Microsoft SQL Servers, Snowflake Schema, Star Schema, Performance Tuning, Data Pipelines, Cloud Computing Architecture, Business Intelligence, Real Time Data, Apache Hadoop, Data Modeling, Data Quality, Responsible AI, Apache Spark, SQL, Generative AI, Data Governance, Quality Management
★ 4.3 (104) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: TypeScript, Programming Principles, Web Development Tools
★ 4.4 (103) · Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Django (Web Framework), Postman API Platform, Restful API, Data Validation, Authentications, Authorization (Computing), Application Programming Interface (API), API Design, JSON, API Testing, Object-Relational Mapping, Python Programming
★ 4.6 (49) · Advanced · Course · 1 - 4 Weeks
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Cryptography, Web Components, Data Validation, Unit Testing, Vue.JS, Development Testing, Data Security, Authentications, Encryption, Authorization (Computing), HTML and CSS, Hypertext Markup Language (HTML), Web Applications, Javascript, Security Strategy, Computer Programming
★ 4.3 (102) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Frontend Integration, Web Applications, API Design, User Interface (UI), Databases, Cloud-Based Integration, GitHub, Dashboard Creation, Data Validation
★ 4.6 (56) · Beginner · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: PySpark, Apache Spark, Data Management, Distributed Computing, Apache Hadoop, Data Processing, Data Manipulation, Data Analysis, Exploratory Data Analysis, Python Programming
★ 3.6 (53) · Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Exercise Science, Injury Prevention, Athletic Training, Physiology, Analytics, Data Analysis, Advanced Analytics, Data-Driven Decision-Making, Medical Equipment and Technology, Applied Machine Learning, Vital Signs, Health Technology, Python Programming, Sensory Systems Analysis, Data Integration, Data Validation, Verification And Validation
★ 4.5 (46) · Intermediate · Course · 1 - 3 Months