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.

Johns Hopkins University
Skills you'll gain: Research Design, Institutional Review Board (IRB), Science and Research, Laboratory Research, Research Methodologies, Research, Consumer Behaviour, Sensory Systems Analysis, Influencing, Marketing Psychology, Case Studies, Persuasive Communication, Statistical Analysis, Ethical Standards And Conduct, Data Analysis, Data Collection, Advertising, Marketing Communications, Experimentation, Decision Making
★ 4.5 (49) · Intermediate · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Git (Version Control System), Version Control, Android Development, File I/O, Android (Operating System), Android Studio, Mobile Development, Data Persistence, Java Programming, Application Development, Event-Driven Programming, Computer Programming
★ 4.2 (801) · Mixed · Course · 1 - 3 Months

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

Skills you'll gain: HVAC, Building Services Engineering, Thermal Management, Mechanical Engineering, Engineering, System Requirements, Engineering Calculations, Energy and Utilities, Engineering Analysis, Estimation, Environmental Issue
★ 4.3 (60) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Disaster Recovery, Data Management, Google Cloud Platform, Cloud Infrastructure, Data Integration, Cloud Services, SAP Applications, Cloud Computing Architecture, Identity and Access Management, Cloud Deployment, Cloud Computing, Cloud Management, Cloud Security, Data Migration, IT Infrastructure, Cloud Storage, Systems Design
★ 4.6 (185) · Beginner · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Lifelong Learning, Learning Strategies, Peer Review, Collaborative Software, Diagram Design, Collaboration, Information Architecture, Community Development, Team Collaboration, Constructive Feedback
★ 4.9 (412) · Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Clinical Data Management, Data Quality, Quality Assurance, Clinical Trial Management Systems, Case Report Forms, Clinical Trials, Data Maintenance, Clinical Monitoring, Data Cleansing, Data Management, Data Integrity, Clinical Research, Microsoft Excel, Data Compilation, Data Collection, Data Sharing, Data Security, Treatment Planning, Statistical Analysis
★ 4.7 (194) · Beginner · Course · 1 - 3 Months

New York Institute of Finance
Skills you'll gain: Working Capital, Supplier Management, Market Share, Supply Chain Management, Blockchain, Supplier Relationship Management, FinTech, Cash Flows, Business Metrics, Accounts Payable, Supplier Risk Management, Cash Management, Procurement, Customer Analysis, Financial Market, Market Opportunities, Market Trend, Prospecting and Qualification, Transaction Processing, Supply Chain Systems
★ 4.6 (382) · Intermediate · Specialization · 3 - 6 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll, Payroll Systems, Payroll Processing, Payroll Administration, Payroll Reporting, Payroll Tax, Data Entry, Workforce Management, Benefits Administration, Personally Identifiable Information, Employee Onboarding, Family and Medical Leave Act of 1993, Reconciliation, Record Keeping, Auditing, Accruals, Tax Compliance
★ 4.6 (122) · Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: electromagnetics, Electrical Engineering, Physics, Mechanics, Electrical Systems, Calculus, Integral Calculus, Engineering Calculations, Scientific Visualization, Mathematical Modeling, Problem Solving, Applied Mathematics
★ 4.6 (207) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Image Analysis, Image Quality, Matlab, Computer Vision, File I/O, Automation, Digital Signal Processing, Anomaly Detection, Geospatial Information and Technology, Engineering Practices, Spatial Data Analysis, Medical Imaging, Spatial Analysis, Mathematical Software, Data Preprocessing, File Management, Environmental Monitoring, Quantitative Research, Scientific Visualization, Data Import/Export
★ 4.7 (262) · Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Surveys, UI/UX Research, User Research, Survey Creation, A/B Testing, Web Analytics, User Experience, Qualitative Research, Usability Testing, Research Methodologies, Web Analytics and SEO, Data Collection, Research Design, Experimentation, Sample Size Determination
★ 4.4 (213) · Beginner · Course · 1 - 3 Months