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.

Peking University
Skills you'll gain: IT Security Architecture, Security Engineering, Computer Security, Security Requirements Analysis, Cloud Security, Operating Systems, Information Systems Security Assessment Framework (ISSAF), Threat Modeling, Information Systems Security, Security Controls, Secure Coding, Hardening, Virtual Machines, Virtualization, Authorization (Computing), Cryptography, Role-Based Access Control (RBAC), Authentications, Data Integrity
Intermediate · Course · 3 - 6 Months

Packt
Skills you'll gain: Package and Software Management, Linux Administration, Shell Script, Ubuntu, User Accounts, Linux, Devops Tools, Unix Shell, Linux Servers, Linux Commands, Red Hat Enterprise Linux, Bash (Scripting Language), Kubernetes, Command-Line Interface, Network Troubleshooting, Containerization, Ansible, File Systems, Application Deployment, Authentications
Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: OSI Models, Network Troubleshooting, Network Administration, General Networking, Network Infrastructure, Network Monitoring, Network Security, TCP/IP, Virtual Networking, Local Area Networks, Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), Wireless Networks, Networking Hardware, Disaster Recovery, Network Protocols, Network Switches, Cloud Services
Mixed · Course · 1 - 3 Months

CVS Health
Skills you'll gain: Cashiering, Transaction Processing, Retail Sales, Retail Store Operations, Team Oriented, Customer Inquiries, Customer Service, Data Entry, Cash Handling, Customer Relationship Building, Point of Sale, E-Commerce, Customer Data Management, Accident Reporting, Payment Systems, Cross-Functional Collaboration, Payment Processing and Collection, Record Keeping, Time Management, Social Media
Beginner · Course · 1 - 3 Months

Skills you'll gain: HubSpot CRM, Customer Relationship Management (CRM) Software, Customer Relationship Management, Gmail, Help Desk Support, Marketing, Sales Support, Client Support
Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Cloud Development, Cloud Applications, Cloud Computing Architecture, Cloud Computing, Amazon Web Services, Cloud-Based Integration, Cloud Infrastructure, Cloud Services, Machine Learning Software, Embedded Software, Internet Of Things, Linux Servers, Amazon Elastic Compute Cloud, Linux Administration, Software Installation, Embedded Systems, AWS Identity and Access Management (IAM), Command-Line Interface, Flask (Web Framework), Image Analysis
Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Apache Kafka, Data Pipelines, Data Processing, Real Time Data, Live Streaming, Distributed Computing, Event-Driven Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Windows, Authentications, Operating System Administration, Azure Active Directory, Microsoft Intune (Mobile Device Management Software), Identity and Access Management, System Configuration, User Provisioning, Active Directory, Remote Access Systems, Software Installation, Role-Based Access Control (RBAC), Automation, Data Migration
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, Public Health and Disease Prevention, Statistical Analysis, Systems Thinking, Statistical Software, Data Analysis, Community Development, Box Plots, Data Ethics, Scatter Plots, Climate Change Programs
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Copilot, Microsoft Outlook, Microsoft Teams, Email Automation, Microsoft 365, Collaborative Software, Productivity Software, Meeting Facilitation, Prompt Engineering, Proposal Development, Calendar Management, Business Writing, Microsoft Word, Project Management Software
Beginner · Course · 1 - 3 Months

Skills you'll gain: Timelines, Brainstorming, Ideation, Project Schedules, Product Design, Design Thinking, Persona Development, Action Oriented, User Centered Design, Teamwork, Collaborative Software, Collaboration, Team Oriented
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electronic Systems, Electrical Engineering, Electronics Engineering, Engineering Analysis, Electrical Systems, Simulation and Simulation Software, Matlab, Technical Design, Network Analysis, Scripting
Build toward a degree
Intermediate · Course · 1 - 4 Weeks