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.

The Linux Foundation
Skills you'll gain: Git (Version Control System), Version Control, Software Installation, Open Source Technology, Software Development Tools, Software Versioning, Debugging, Linux
★ 4.6 (598) · Beginner · Course · 1 - 4 Weeks

École normale supérieure
Skills you'll gain: Infographics, Statistical Visualization, Geospatial Mapping, Data Mapping, Geospatial Information and Technology, Graphic and Visual Design, Geographic Information Systems, Graphical Tools, Data Presentation, Color Theory, Layout Design, Design Elements And Principles, Descriptive Statistics
★ 4.6 (85) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Email Marketing, Social Media Marketing, Point of Sale, Customer Relationship Building, Conversion Funnel Analysis, Brand Loyalty, Driving engagement, Customer Retention, Order Delivery, Social Media Management, Social Media Analytics, Drive Engagement, Social Media Content, Target Market, Customer Relationship Management, Customer Engagement, Digital Media Strategy, E-Commerce, Digital Marketing, Business Marketing
★ 4.9 (68) · Beginner · Specialization · 3 - 6 Months

University of Cape Town
Skills you'll gain: Sustainable Development, Environment and Resource Management, Natural Resource Management, Environmental Resource Management, Sustainable Systems, Water Sustainability, Water Resource Management, Environmental Science, Environment, Social Sciences, Environmental Issue, Environmental Policy, Governance, Environmental Monitoring, Case Studies, Socioeconomics, International Relations, Biology
★ 4.8 (321) · Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Sustainable Systems, Sustainable Development, Environment, Environmental Science, Socioeconomics, Environmental Issue, Sustainable Design, Social Justice, Climate Change Adaptation, Natural Resource Management, Social Impact, Social Sciences, Climate Change Mitigation, Human Development
★ 4.8 (124) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Hardware Troubleshooting, Computer Hardware, Hardware Architecture, Microarchitecture, Computer Architecture, Desktop Support, Data Storage Technologies, System Configuration, Computer Systems, Data Storage, Information Technology, Memory Management
★ 4.5 (75) · Beginner · Course · 1 - 3 Months

Indian Institute of Science
Skills you'll gain: Engineering Documentation, Biomedical Technology, Biomedical Engineering, Medical Devices, Chemical and Biomedical Engineering, Medical Equipment and Technology, Electronics, Vital Signs, Technical Documentation, Engineering, Scientific, and Technical Instruments, Electronic Systems, Electronic Components, Electronics Engineering, Electronic Hardware, Technical Communication, Semiconductors, Materials science, Health Technology, Analytical Testing, Biochemistry
★ 4.7 (26) · Beginner · Specialization · 3 - 6 Months

Yale University
Skills you'll gain: Sustainable Systems, Environmental Science, Natural Resource Management, Environment, Environment and Resource Management, Anthropology, Sustainable Development, Human Development, Culture, Community Organizing, Life Sciences, Teaching, Lecturing, Storytelling, Biology, Systems Thinking, Education and Training, Creativity, Physics
★ 4.8 (164) · Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: C (Programming Language), Programming Principles, C and C++, C++ (Programming Language), Algorithms, Memory Management, Data Structures, Other Programming Languages, System Programming, Computer Programming, Python Programming, Numerical Analysis
★ 4.5 (101) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Transformation, Product Lifecycle Management, Business Technologies, Business Transformation, Automation, Internet Of Things, Product Development, Technology Strategies, Product Design, Technology Solutions, Emerging Technologies, Telecommunications, Cloud Computing, Artificial Intelligence
★ 4.6 (112) · Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: ArcGIS, GIS Software, Geographic Information Systems, Public Health and Disease Prevention, Public Health, Land Management, Geospatial Information and Technology, Geospatial Mapping, Spatial Analysis, Epidemiology, Community Health, Spatial Data Analysis, Land Development, Social Determinants Of Health, Emergency Response, Environmental Science, Natural Resource Management, Emergency Services, Business Development, Environment and Resource Management
★ 4.6 (98) · Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: File Systems, Digital Forensics, Microsoft Windows, File Management, Operating Systems, Data Structures, Data Validation, Data Storage Technologies, Data Storage, Computer Hardware, Digital Analysis
★ 4.7 (89) · Intermediate · Course · 1 - 3 Months