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.

University of Illinois Urbana-Champaign
Skills you'll gain: Big Data, Apache Spark, Data Store, Apache Hadoop, Apache Mahout, Distributed Computing, Data Storage, Data Processing, NoSQL, Apache Kafka, Cloud Computing, Real Time Data, Databases, Analytics, Deep Learning, Applied Machine Learning, Machine Learning Methods, Statistical Machine Learning, Scalability, Machine Learning
★ 4.3 (343) · Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Frontend Integration, CI/CD, Jenkins, Docker (Software), Spring Boot, Continuous Integration, Configuration Management, Containerization, Cloud-Native Computing, Scalability, Software Documentation, Application Deployment, Java, API Design, Java Programming, API Gateway, Back-End Web Development, JUnit, Application Programming Interface (API), React.js
★ 3.7 (22) · Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud API, JSON, Restful API, API Design, Application Programming Interface (API), Google Cloud Platform, Web Services, Authentications, Network Protocols
★ 3.2 (29) · Beginner · Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Postman API Platform, Restful API, Authentications, Application Programming Interface (API), Scripting, JSON, Extensible Languages and XML, IT Automation, Extensible Markup Language (XML), API Testing, Network Protocols, YAML, Network Monitoring, Automation, Network Engineering, Scripting Languages, Python Programming, Real Time Data
★ 4.6 (36) · Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Virtual Machines, Development Environment, Software Installation, Python Programming, Programming Principles, Program Development, System Configuration, Computer Programming, Software Development Tools, Software Development
Mixed · Course · 1 - 4 Weeks

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

Skills you'll gain: Azure Synapse Analytics, Microsoft Azure, Database Theory, Cloud Services, Relational Databases, Databases, Data Store, Analytics, Data Storage, Microsoft SQL Servers, Data Lakes, Database Management Systems, NoSQL, Data Warehousing, Cloud Deployment, Platform As A Service (PaaS), Test Planning
★ 4.7 (153) · Beginner · Course · 1 - 4 Weeks

Technical University of Denmark (DTU)
Skills you'll gain: Jupyter, Medical Imaging, 3D Modeling, Image Analysis, Image Quality, Numerical Analysis, Mathematical Modeling, Materials science, Digital Signal Processing, Python Programming
★ 4.7 (67) · Mixed · Course · 1 - 3 Months

University of London
Skills you'll gain: C++ (Programming Language), C and C++, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Program Development, Computer Programming, Data Modeling, Transaction Processing
★ 4.7 (28) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SolidWorks (CAD), Computer-Aided Design, Engineering Design Process, Verification And Validation, 3D Modeling, Mechanical Design, Functional Design, Assembly Drawing, Design Software, Drafting and Engineering Design, Equipment Design
★ 4.9 (14) · Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Hardware Design, Electronics Engineering, Engineering Design Process, Electronic Hardware, Electronics, Design, Computer-Aided Design, Functional Design, Verification And Validation, Simulation and Simulation Software, Design Software, Open Source Technology
★ 4.9 (7) · Beginner · Course · 1 - 4 Weeks