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.

Coursera
Skills you'll gain: Information Architecture, Content Management Systems, Web Content, Web Applications, Web Presence, Content Management, Web Design and Development, System Configuration
★ 4.5 (70) · Beginner · Guided Project · Less Than 2 Hours

28DIGITAL
Skills you'll gain: Cybersecurity, Threat Modeling, Cyber Attacks, Computer Security, Security Management, Cyber Security Strategy, Cyber Threat Intelligence, Threat Management, Cyber Risk, Cyber Security Assessment, Network Security, Risk Management, Risk Analysis, Data Security, Exploitation techniques, Information Privacy, Vulnerability Assessments, Business Economics
★ 4.8 (12) · Intermediate · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Geometry, Algorithms, Computer Graphics, Data Structures, Graph Theory, Spatial Data Analysis, Geographic Information Systems, Theoretical Computer Science, Spatial Analysis
★ 4.4 (24) · Intermediate · Course · 1 - 4 Weeks

AI Business School
Skills you'll gain: AI literacy, Generative AI, Generative AI Agents, Responsible AI, Sales Enablement, Sales Training, Risk Management, Sales, Artificial Intelligence, Agentic systems, Sales Strategy, Digital Transformation, Risk Mitigation, Innovation, Automation
★ 4.6 (20) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: File I/O, C and C++, Data Import/Export, C++ (Programming Language), Communication Systems, C (Programming Language)
★ 4.6 (14) · Advanced · Course · 1 - 3 Months

Rice University
Skills you'll gain: Pulmonology, Respiration, Respiratory Therapy, Anatomy, Respiratory Care, Physiology, Pathology, Swallowing Disorders
★ 4.9 (15) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Dashboard, Conversion Funnel Analysis, Surveys, Content Scheduling, Newsletters, Search Engine Optimization, Marketing Budgets, Email Automation, Data-Driven Marketing, Marketing Analytics, Marketing Automation, Web Analytics, Email Marketing, Content Marketing, Performance Reporting, Google Analytics, Collaborative Software, Social Media Management, Lead Generation
Beginner · Specialization · 3 - 6 Months

University of Virginia Darden School Foundation
Skills you'll gain: Sustainability Standards, Supply Management, Supply Chain, Supply Chain Management, Supply Chain Planning, Sustainable Business, Corporate Sustainability, Procurement, Strategic Sourcing, Sustainable Development, Supplier Management, Materials Management, Transportation, Supply Chain, and Logistics, Sustainable Systems, Environmental Regulations, Supplier Relationship Management, Supplier Risk Management, Environmental Laws, Logistics, Environmental Social And Corporate Governance (ESG)
★ 4.7 (32) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vector Databases, MongoDB, NoSQL, Embeddings, Databases, Apache Cassandra, Text Mining, Query Languages, Image Analysis, Node.JS, Database Application
★ 4.7 (32) · Intermediate · Course · 1 - 4 Weeks

Technical University of Denmark (DTU)
Skills you'll gain: Energy and Utilities, Chemistry, Sustainable Engineering, Sustainable Development, Plant Operations and Management, Chemical Engineering, Process Engineering, Thermal Management, Environmental Engineering, Analytical Chemistry, Materials science, Analytical Testing, Laboratory Research, Engineering Calculations, Mathematical Modeling, Experimentation
★ 4.8 (27) · Intermediate · Course · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), AI literacy, Responsible AI, Automation, Human Machine Interfaces, Agentic systems, Liberal Arts, Machine Learning, Human Computer Interaction, Social Impact, Ethical Standards And Conduct
★ 4.6 (122) · Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Advocacy, Immigration Law, Community and Social Work, Human Services, Social and Human Services, Social Justice, Legal Support, Family Support, Community Mental Health Services, Appeals, Court Systems, World History, Legal Proceedings, International Relations, Legal Hearings, Mental Health Diseases and Disorders, Case Studies
★ 4.8 (12) · Mixed · Course · 1 - 4 Weeks