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.

Scrimba
Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI Agents, Tool Calling, Agentic Workflows, Agentic systems, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Human Computer Interaction, OpenAI, Artificial Intelligence
★ 4.6 (92) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: System Programming, Embedded Software, System Software, Linux, Embedded Systems, Linux Administration, Debugging, Linux Commands, Operating Systems, File I/O, Peripheral Devices, Build Tools, Shell Script, Development Environment, Program Development, OS Process Management
★ 4.7 (29) · Advanced · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Penetration Testing, Exploit development, Metasploit, Application Security, Security Testing, Cyber Security Assessment, Vulnerability Scanning, Brute-force attacks, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Memory Management, Amazon Web Services, Amazon Elastic Compute Cloud, Operating Systems, Data Validation
★ 4 (279) · Intermediate · Course · 1 - 4 Weeks

Universidade de São Paulo
Skills you'll gain: Lifelong Learning, Learning Strategies, Peer Review, Collaborative Software, Diagram Design, Collaboration, Information Architecture, Critical Thinking, Team Collaboration, Constructive Feedback, Organizational Skills
★ 4.9 (412) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Architecture, Functional Requirement, Requirements Analysis, Internet Of Things, Software Design Patterns, Systems Architecture, User Requirements Documents, Android Development, Application Frameworks, Maintainability, Interoperability
★ 4.3 (250) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), OSI Models, Wide Area Networks, Network Troubleshooting, TCP/IP, Wireless Networks, Cloud Computing, Network Routing, Routing Protocols, Network Security, Network Routers, Network Monitoring, Cloud Computing Architecture, Cloud Platforms, Event Monitoring, Cloud Technologies, Threat Detection, Threat Management, Network Performance Management
★ 4.7 (163) · Beginner · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Microsoft Office, Computer Hardware, Computer Literacy, Computer Graphics, Computer Systems, Graphics Software, Spreadsheet Software, Computer Graphic Techniques, Graphical Tools, Document Management, Graphic and Visual Design Software, System Software
★ 4.7 (1.8K) · Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Occupational Health, Environment Health And Safety, Occupational Hygiene, Public Health, Environmental Laws, Environmental Regulations, Environmental Policy, Systems Thinking, Occupational Safety and Health Administration (OSHA), Environmental Science, Public Health and Disease Prevention, Injury Prevention, Environmental Issue, Health Policy, Risk Analysis
★ 4.6 (130) · Beginner · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Human Musculoskeletal System, Anatomy, Orthopedics, Kinesiology, Neurology
★ 4.9 (109) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Java Programming
★ 4.3 (163) · Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sustainable Development, Sustainable Design, Sustainable Systems, Sustainable Technologies, Sustainable Business, Organizational Leadership, Corporate Sustainability, Strategic Leadership, Environmental Resource Management, Business Leadership, Sustainable Architecture, Environment and Resource Management, Environmental Issue, Environment, Land Management, Climate Change Adaptation, Building Design, Climate Change Mitigation, Energy and Utilities, Economics
★ 4.7 (430) · Intermediate · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Supplier Quality Management, Procurement, Strategic Sourcing, Supplier Risk Management, Supply Management, Hedge Accounting, Supplier Management, Enterprise Resource Planning, Purchasing, Environmental Social And Corporate Governance (ESG), Strategic Partnership, Business Risk Management, Key Performance Indicators (KPIs), Supplier Relationship Management, Supply Chain, Risk Management, Derivatives, Organizational Structure, Consolidation, Talent Management
★ 4.6 (119) · Intermediate · Specialization · 3 - 6 Months