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.

EC-Council
Skills you'll gain: Cryptography, Encryption, Systems Development Life Cycle, Human Factors (Security), Security Awareness, Cybersecurity, Cyber Attacks, Cyber Security Policies, Threat Detection, ISO/IEC 27001, Security Controls, Computer Security, Network Security, Risk Management Framework, Information Systems, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Computer Security Incident Management, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Network Infrastructure, Security Controls, Cybersecurity, System Monitoring, Operating Systems, Linux, Bash (Scripting Language), Databases
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Restful API, Application Deployment, Web Development, Full-Stack Web Development, Cloud API, Application Development, Software Documentation, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Programming Interface (API), Microsoft Azure, Computer Vision, Artificial Intelligence and Machine Learning (AI/ML), User Accounts, Image Analysis, Artificial Intelligence, Cloud Solutions, Cloud Computing, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: Education Software and Technology, Learning Management Systems, Design Strategies, Software Design, Systems Analysis, User Centered Design, Requirements Analysis, Virtual Environment, Quality Assurance, Technology Strategies, Digital Communications, Technical Writing
Intermediate · Specialization · 1 - 3 Months

National Taiwan University
Skills you'll gain: Torque (Physics), Mechanics, Automation Engineering, Robotic Process Automation, Linear Algebra, Engineering Calculations, Trigonometry, Applied Mathematics, Control Systems, Mathematical Modeling, Spatial Analysis, Simulation and Simulation Software
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Incident Response, Cyber Threat Hunting, Computer Security Incident Management, Intrusion Detection and Prevention, Cyber Threat Intelligence, Continuous Monitoring, Threat Detection, Cloud Security, Disaster Recovery, Threat Management, Firewall, Security Management, Network Security, Cybersecurity, Network Monitoring, Security Strategy, Security Controls, Information Systems Security, Infrastructure Security, Cloud Management
Advanced · Specialization · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Climate Change Mitigation, Portfolio Management, Investment Management, Project Finance, Environmental Policy, Finance, Financial Market, Securities (Finance), Economics, Asset Management, Performance Measurement, Energy and Utilities, Risk Management, Corporate Finance, Cost Benefit Analysis, Policy Analysis, Engineering, Systems Of Measurement, Environment
Beginner · Specialization · 3 - 6 Months

Starweaver
Skills you'll gain: Supply Chain Management, Industrial Engineering, Logistics, Transportation Management, Operations Management, Corporate Strategy, Business Strategy, Business Management, Manufacturing Processes, Sustainable Business, Mechanical Engineering, Strategic Planning, Procurement, Materials science, Innovation, Technology Strategies
Beginner · Course · 1 - 4 Weeks

Universidade de São Paulo
Skills you'll gain: Lifelong Learning, Willingness To Learn, Learning Strategies, Peer Review, Collaborative Software, Collaboration, Concept Of Operations, Information Architecture, Critical Thinking, Constructive Feedback, Education Software and Technology, Organizational Skills, Technical Communication
Beginner · Course · 1 - 3 Months

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

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Health Equity, Health Disparities, Health Systems, Community Health, Public Health, Health Informatics, Healthcare Ethics, Health Policy, Maternal Health, Systems Thinking, Statistical Software, Box Plots, Health Care, Data Ethics, Substance Abuse, Research Methodologies, Scatter Plots, Environmental Science, Data Analysis
Beginner · Specialization · 3 - 6 Months