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: NIST 800-53, Risk Management Framework, Cyber Risk, Federal Information Security Management Act, Systems Development Life Cycle, Cybersecurity, Continuous Monitoring, Security Management, Cyber Governance, Cyber Security Strategy, Security Controls, Infrastructure Security, Cyber Security Assessment, Incident Response, Authorization (Computing), Security Requirements Analysis, Cyber Security Policies, Information Assurance, Information Systems Security, Information Privacy
★ 4.4 (232) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Application Development, User Interface and User Experience (UI/UX) Design, Web Design, Front-End Web Development, No-Code Development, WordPress, Web Applications, Web Development, Full-Stack Web Development, Web Development Tools, Back-End Web Development, Content Management Systems
★ 4.6 (422) · Beginner · Course · 1 - 3 Months

MongoDB Inc.
Skills you'll gain: MongoDB, Database Systems, Database Development, Database Management, Transaction Processing, Databases, NoSQL, Database Management Systems, Database Administration, Data Modeling, Database Design, Query Languages, Data Integrity, Data Storage, Cloud Deployment, Document Management, Cloud Platforms, Application Development
★ 4.6 (110) · Beginner · Course · 1 - 3 Months

Universidad de Chile
Skills you'll gain: Sustainable Business, Corporate Sustainability, Sustainable Development, Sustainable Systems, Social Impact, Socioeconomics, Innovation, Environmental Social And Corporate Governance (ESG), Sustainability Standards, Social Sciences, Social Justice, Economics, Policy, and Social Studies, Business Modeling, Economic Development, Business Ethics, Natural Resource Management, Environment and Resource Management, Community Development, Economics, Climate Change Adaptation
★ 4.7 (1.4K) · Beginner · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Operational Excellence, Operational Efficiency, Operations Management, Kaizen Methodology, Operational Performance Management, Process Improvement, Business Process Management, Quality Improvement, Process Improvement and Optimization, Lean Methodologies, Lean Manufacturing, Continuous Improvement Process, Kanban Principles, Culture Transformation, Process Mapping, Complex Problem Solving, Inventory Control, Waste Minimization
★ 4.7 (683) · Beginner · Course · 1 - 4 Weeks

Universitat de Barcelona
Skills you'll gain: Specimen Preparation, Specimen Processing, Laboratory Techniques, Materials science, Laboratory Equipment, Engineering, Scientific, and Technical Instruments, Biomedical Technology, Microbiology, Analytical Testing, Image Analysis, Structural Analysis, Systems Of Measurement
★ 4.7 (814) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Network Security, IT Security Architecture, Cybersecurity, Endpoint Detection and Response, Data Security, Cyber Threat Hunting, Application Security, Cyber Security Policies, Network Architecture, DevSecOps, Incident Response, Information Technology Architecture
★ 4.8 (211) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Database Development, Database Management, Relational Databases, Database Management Systems, Query Languages, Data Maintenance, Performance Tuning, Data Structures
★ 4.6 (338) · Beginner · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Psychology, Gerontology, Psychotherapy, Human Development, Human Learning, Learning Theory, Mental Health Diseases and Disorders, Child Development, Sensory Systems Analysis
★ 4.8 (154) · Beginner · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Claude Code, Anthropic Claude, Vibe coding, Figma (Design Software), AI Workflows, AI Orchestration, Prompt Engineering, Software Development Tools, AI Integrations, Marketing Automation, Organizational Skills, Business Writing, Design, Generative AI, AI Security, User Interface and User Experience (UI/UX) Design, Code Review, Artificial Intelligence, Web Design, Strategic Thinking
★ 4.2 (57) · Beginner · Specialization · 3 - 6 Months
Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Semiconductors, Electronic Systems, Electronic Components, Electronics, Electronics Engineering, Electronic Hardware, Electrical Engineering, Materials science, Physics
★ 4.7 (142) · Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Sustainable Business, Corporate Sustainability, Sustainable Development, Organizational Change, Environmental Social And Corporate Governance (ESG), Sustainable Systems, Performance Improvement, Change Management, Sustainability Reporting, Sustainability Standards, Financial Analysis, Systems Thinking, Proposal Development, Cost Benefit Analysis, Business Economics, Capital Budgeting, Environmental Issue, Economics, Stakeholder Engagement, Cash Flows
★ 4.7 (216) · Beginner · Course · 1 - 3 Months