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.

AI CERTs
Skills you'll gain: Prompt Engineering Tools, Prompt Patterns, Vibe coding, Data Ethics, AI Workflows, Generative AI Agents, AI Personalization, Artificial Intelligence, Debugging, Ideation, Problem Solving, Automation, Code Review, Ethical Standards And Conduct, Computer Programming Tools, Productivity
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, Application Security, Cloud Security, IT Security Architecture, Infrastructure Security, Kubernetes, Network Security, Security Engineering, Security Controls, Firewall, Endpoint Security, Identity and Access Management, Security Strategy, Cyber Security Strategy, Infrastructure As A Service (IaaS), Authorization (Computing), Role-Based Access Control (RBAC), Cloud Services, Network Administration, Virtual Machines
★ 4.7 (24) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, General Networking, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Cloud Technologies, Network Infrastructure, Hardening, Network Performance Management, Authentications
★ 4.5 (17) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux, Scripting, Linux Commands, Linux Administration, Unix Shell, Scripting Languages, Operating System Administration, Data Persistence, Systems Administration, Command-Line Interface, IT Automation, Software Installation, Data Store, Linux Servers, Cloud Hosting, Object-Relational Mapping, YAML, Automation
★ 4.8 (49) · Beginner · Specialization · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Postman API Platform, Restful API, Authentications, Application Programming Interface (API), Scripting, JSON, Extensible Languages and XML, IT Automation, Extensible Markup Language (XML), API Testing, Network Protocols, YAML, Network Monitoring, Automation, Network Engineering, Scripting Languages, Python Programming, Real Time Data
★ 4.6 (35) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Billing, Looker (Software), Billing Systems, Expense Management, Cloud Management, Billing & Invoicing, Dashboard, Cost Management, Google Sheets, Account Management, Resource Management, Identity and Access Management
★ 4.6 (78) · Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Virtualization, Cloud-Native Computing, Network Security, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Virtualization and Virtual Machines, Virtual Machines, Network Troubleshooting, Cloud Platforms, Cloud Storage, Cloud Technologies, Virtual Networking, Software-Defined Networking, Network Engineering, Network Monitoring, Data Centers, Virtual Local Area Network (VLAN), Cloud Security
★ 4.7 (30) · Intermediate · Specialization · 3 - 6 Months

The University of Edinburgh
Skills you'll gain: Climate Change Programs, Climate Change Mitigation, Climate Change Adaptation, Environmental Issue, Social Impact, Sustainable Development, Mitigation, Environmental Policy, Sustainable Systems, Environment, Social Justice, Sustainable Business, Environmental Science, Community Outreach, Advocacy
★ 4.7 (30) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Machine Learning Methods, Matlab, Transfer Learning, Traffic Flow Optimization
★ 4.7 (36) · Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Building Codes, Electrical Systems, Electric Power Systems, Electrical Power, Environmental Regulations, Safety Standards, Sustainable Design, Sustainable Technologies, Energy and Utilities, High Voltage, Sustainable Development, Wireless Networks, Capacity Management, Emerging Technologies
★ 4.7 (13) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Display Devices, Computer Displays, Systems Design, Technical Design, Electrical Engineering, Electronics, Electronics Engineering, Electronic Hardware, Electronic Components, Image Quality, Technology Solutions, Materials science, Emerging Technologies, Physics
★ 3.9 (53) · Advanced · Course · 1 - 4 Weeks