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: Programmable Logic Controllers, Simulation and Simulation Software, Industrial Engineering, Control Systems, Electronic Hardware, Data Structures, Microsoft Azure, Automation, Mobile Development Tools, Performance Tuning, Data Management, System Implementation, System Configuration, Application Programming Interface (API), Data Integration, Communication, Simulations
Intermediate · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Cyber Threat Hunting, Threat Detection, Endpoint Detection and Response, Cybersecurity, Network Security, Cyber Security Strategy, System Monitoring, Cyber Operations, Threat Management, Continuous Monitoring, Cyber Threat Intelligence, Exploitation techniques, Data Persistence, Scripting, Network Monitoring, Persistence, Python Programming, Data Access, Computer Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Animation and Game Design, Git (Version Control System), GitHub, Android (Operating System), Unity Engine, Video Game Development, Mobile Development, C# (Programming Language), User Interface (UI), Scripting, Application Deployment, C and C++, Game Design, Software Installation, User Interface (UI) Design, Development Environment, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Portfolio Management, Financial Trading, Data Visualization Software, Dataflow, UI Components
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Vector Databases, Query Languages, Embeddings, Database Management, Docker (Software), Data Management, Data Mapping, Configuration Management, Restful API, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Secure Coding, API Testing, Application Programming Interface (API), Security Testing, Open Web Application Security Project (OWASP), Penetration Testing, Application Security, Restful API, Authentications, Personally Identifiable Information, Brute-force attacks, Security Engineering, Threat Modeling, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Assessments, Exploitation techniques, Data Security, Business Logic, Authorization (Computing), Cybersecurity
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: CI/CD, Cascading Style Sheets (CSS), GitHub, C# (Programming Language), HTML and CSS, Azure DevOps, Load Balancing, Continuous Integration, Git (Version Control System), Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Full-Stack Web Development, Web Development, SQL, Microsoft Copilot, .NET Framework, Graph Theory
Beginner · Professional Certificate · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Debugging, TypeScript, Agentic systems, AI Workflows, Node.JS, OpenAI API, Generative AI, Program Development, Artificial Intelligence, LLM Application, Programming Principles, Maintainability, Development Environment, Prompt Engineering, Application Frameworks, Javascript, Large Language Modeling, File Systems
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Excel Macros, Decision Making, Strategic Decision-Making, Microsoft Excel, Process Optimization, Transportation, Supply Chain, and Logistics, Transportation Operations, Business Process Modeling, Operational Analysis, Business Modeling, Business Operations, Business Analytics, Portfolio Management, Investment Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Postman API Platform, Restful API, MongoDB, Data Modeling, JSON, Server Side, API Design, Back-End Web Development, Data Access, Docker (Software), Go (Programming Language), API Testing, Databases, Development Environment
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, NoSQL, Apache Cassandra, Cloud Computing, Systems Design, Data Storage Technologies, Apache Hadoop, Database Theory, Algorithms, Theoretical Computer Science, Scalability, C++ (Programming Language), Network Protocols
Beginner · Course · 1 - 3 Months

Skills you'll gain: User Interface (UI), Mobile Development, Web Components, Cloud Applications, Cloud-Based Integration, Application Frameworks, Application Design, Server Side, Cross Platform Development, Serverless Computing, Development Environment, Real Time Data
Beginner · Course · 1 - 4 Weeks