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: Oracle Databases, Database Administration, Relational Databases, Database Management Systems, Database Architecture and Administration, Data Import/Export, Patch Management, Database Systems, Operational Databases, Multi-Tenant Cloud Environments, Data Migration, Database Management, Data Storage Technologies, Software Installation, Performance Tuning, User Accounts, System Configuration, SQL, Virtual Environment, Disaster Recovery
Intermediate · Specialization · 3 - 6 Months

Rutgers the State University of New Jersey
Skills you'll gain: Procurement, Key Performance Indicators (KPIs), Organizational Structure, Strategic Sourcing, Supplier Relationship Management, Talent Management, Organizational Effectiveness, Performance Measurement, Procedure Development, Cross-Functional Collaboration
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Claude Code, Vibe coding, Anthropic Claude, Model Context Protocol, Application Development, Command-Line Interface, Application Design, Programming Principles, Generative AI, Automation, Generative AI Agents, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems
Intermediate · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: User Story, User Experience Design, Usability, Functional Requirement, System Requirements, User Experience, Requirements Analysis, Persona (User Experience), User Research
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Package and Software Management, Virtual Environment, Development Environment, Software Installation, Configuration Management, Python Programming, Command-Line Interface
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Brute-force attacks, Cryptography, Encryption, Python Programming, Scripting, User Interface (UI), Statistical Programming, UI Components, Application Development
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Metasploit, Penetration Testing, Exploit development, Exploitation techniques, Threat Modeling, Cyber Threat Intelligence, Cybersecurity, Operating Systems, Hardening, Malware Protection, Vulnerability Assessments, Security Controls, Authorization (Computing), Intrusion Detection and Prevention, System Programming, Authentications, Data Persistence, Computer Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prototyping, 3D Modeling, 3D Assets, Design Strategies, Engineering Design Process, Computer-Aided Design, Manufacturing Processes, Technical Design, Design Software, Functional Design, Design, Materials science, Typography, Digital Design
Advanced · Course · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, UI Components, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, User Interface (UI), Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Responsible AI, Enterprise Risk Management (ERM), Risk Management, Governance Risk Management and Compliance, Data Ethics, Business Risk Management, AI Security, Risk Modeling, AI Enablement, Compliance Management, Generative AI Agents, Risk Mitigation, Risk Analysis, Regulatory Compliance, Governance, Mitigation, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Hypertext Markup Language (HTML), Web Development Tools, Web Content Accessibility Guidelines, Web Design and Development, Web Design, Front-End Web Development, Usability, Semantic Web, Cascading Style Sheets (CSS), Web Servers
Mixed · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Marketing Analytics, Supervised Learning, Customer Analysis, Customer Retention, Applied Machine Learning, Predictive Analytics, Marketing, Scikit Learn (Machine Learning Library), Marketing Strategies, Machine Learning, Model Deployment, Predictive Modeling, Python Programming, Personalized Service, Data Preprocessing, Model Evaluation
Beginner · Course · 1 - 3 Months