Recommender systems courses can help you learn collaborative filtering, content-based filtering, and hybrid approaches to personalization. You can build skills in data analysis, user behavior modeling, and algorithm evaluation. Many courses introduce tools like Python libraries such as Scikit-learn and TensorFlow, that support implementing machine learning algorithms, as well as frameworks for managing large datasets and user interactions.

Skills you'll gain: ISO/IEC 27001, Threat Management, Security Management, Risk Management Framework, Data Security, Cyber Risk, Risk Management, Vulnerability Management, Continuous Monitoring, Vulnerability Assessments, Cyber Security Policies, Security Controls, Governance Risk Management and Compliance, Cybersecurity, Information Systems, Scenario Testing, Asset Protection, Continuous Improvement Process
★ 5 (7) · Beginner · Course · 3 - 6 Months

Skills you'll gain: Cyber Governance, Security Strategy, Security Management, Incident Management, Cyber Security Strategy, Business Continuity Planning, IT Security Architecture, Business Continuity, Disaster Recovery, Cyber Security Policies, Incident Response, IT Management, Cybersecurity, Contingency Planning, Governance, Leadership Studies, Security Controls, Asset Management, Information Assurance, Leadership
★ 4.5 (146) · Beginner · Specialization · 3 - 6 Months

University of Cambridge
Skills you'll gain: Legal Research, Court Systems, Case Law, Civil Law, Legal Proceedings, Law, Regulation, and Compliance, Appeals, Litigation and Civil Justice, Political Sciences, Social Justice
★ 4.8 (6) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Search Engine Optimization, Content Management, Content Management Systems, Web Content, Web Design, Web Presence, Information Architecture, Web Design and Development, Digital Publishing, Account Management, Editing
★ 4.7 (86) · Beginner · Guided Project · Less Than 2 Hours

Epic Games
Skills you'll gain: Unreal Engine, Game Design, Data Management, Blueprinting, Video Game Development, Scripting, Event-Driven Programming, C++ (Programming Language)
★ 4 (36) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Control Objectives for Information and Related Technology (COBIT), Performance Management, Governance, Performance Measurement, Process Management, Performance Improvement, IT Management, Business Process, Governance Risk Management and Compliance, Program Implementation, Compliance Management, Risk Management Framework, Goal Setting, Change Management, Regulatory Compliance, Business Strategies, Risk Management, Auditing
★ 2.9 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Artificial Intelligence, Agentic systems, Machine Learning Algorithms, Bayesian Network, Applied Machine Learning, Computational Logic, Machine Learning, Unsupervised Learning, Agentic Workflows, Bayesian Statistics, Artificial Neural Networks, Reinforcement Learning, Decision Intelligence, Markov Model, Algorithms, Programming Principles, Probability & Statistics
★ 5 (10) · Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Cyber Operations, Network Monitoring, Exploitation techniques, Vulnerability Scanning, Cryptographic Protocols, Remote Access Systems, Network Protocols, Encryption, General Networking, Command-Line Interface, Network Analysis, Proxy Servers
★ 4.7 (14) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unified Modeling Language, Visual Basic (Programming Language), Data Structures, Object Oriented Design, Microsoft Visual Studio, Program Development, Data Storage, Object Oriented Programming (OOP), Microsoft Development Tools, .NET Framework, Computer Programming
★ 4.5 (20) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Business, Sustainable Technologies, Operations Management, Sustainable Systems, Manufacturing Operations, Sustainability Standards, Corporate Sustainability, Business Leadership, Operational Efficiency, Climate Change Mitigation, Organizational Leadership, Product Design, Waste Minimization, Process Design, Digital Transformation, Emerging Technologies
★ 4.5 (29) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Electrical Wiring, Wire Harnesses, Engineering Documentation, Schematic Diagrams, Diagram Design, Engineering Drawings, Electrical Systems, Blueprint Reading, Drafting and Engineering Design, Document Management, Software Documentation, Design Software, Computer-Aided Design, Technical Communication, Electrical Equipment, Technical Standard, Analysis
★ 3.3 (7) · Intermediate · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Materials science, AI literacy, Artificial Neural Networks, Process Modeling, Image Analysis, Computer Vision, Manufacturing Processes, Machine Learning
★ 4.7 (50) · Beginner · Course · 1 - 3 Months