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.

Macquarie University
Skills you'll gain: Cryptography, Encryption, Network Security, Cybersecurity, Key Management, Security Engineering, Network Protocols, Federated Learning, Data Integrity, Security Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linear Algebra, Applied Mathematics, Algebra, Mathematics and Mathematical Modeling, Advanced Mathematics, Calculus, Mathematical Modeling, Differential Equations
★ 4.1 (43) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Network Monitoring, Cryptographic Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Routing Protocols, Virtual Private Networks (VPN), Security Controls, OSI Models, Dynamic Host Configuration Protocol (DHCP), Proxy Servers
★ 4.6 (9) · Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Engineering Calculations, Structural Engineering, Structural Analysis, Construction Engineering, Civil Engineering, Construction, Engineering Analysis, Engineering Practices, Building Codes, Construction Inspection, Materials science, Civil and Architectural Engineering, Conceptual Design, Engineering Design Process, Engineering, Design Specifications, Maintenance, Repair, and Facility Services, Stormwater Management, Facility Repair And Maintenance, Finite Element Methods
★ 4.7 (26) · Advanced · Specialization · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Prompt Engineering, MLOps (Machine Learning Operations), Data Pipelines, Databricks, Generative AI, Data Lakes, Generative AI Agents, Data Governance, Data Architecture, AI Enablement, Data Modeling, Data Management, Data Processing, Data Strategy, Data Quality, Scala Programming, SQL, Python Programming, Data Visualization, Data Literacy
★ 4.5 (6) · Beginner · Specialization · 3 - 6 Months

Columbia University
Skills you'll gain: Image Analysis, Computer Vision, Classification Algorithms, Algorithms, Machine Learning Algorithms
★ 4.8 (54) · Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Operating System Administration, Microsoft Windows, Operating Systems, System Configuration, Firewall, Linux Administration, Linux, System Monitoring, File Systems, System Support, Event Monitoring, Authorization (Computing), File Management, Network Security, Data Security
★ 4.8 (26) · Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Data Ethics, Microsoft Excel, Microsoft Copilot, Excel Formulas, Excel Macros, Microsoft Power Platform, ChatGPT, Microsoft 365, Microsoft Access, Microsoft Teams, Workflow Management, Microsoft Office, Microsoft Project, Business Workflow Analysis, Operational Excellence, Microsoft Windows, Test Tools, Interactive Learning, Software Development Tools, Devops Tools
★ 4.4 (18) · Beginner · Course · 1 - 3 Months

Skills you'll gain: HVAC, Building Services Engineering, Pump Stations, Equipment Design, Thermal Management, Mechanical Engineering, Hydraulics, Facility Repair And Maintenance, Mechanical Design, Drafting and Engineering Design, Control Systems, Energy and Utilities, System Configuration, Engineering Calculations, Materials science
★ 4.5 (13) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Context Engineering, Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Model Optimization, Embeddings, Workflow Management, Python Programming, Data Validation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Linux Commands, Linux, Command-Line Interface, File Management, Unix Shell, Linux Administration, Package and Software Management, DevOps
★ 4.5 (160) · Beginner · Guided Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Network Infrastructure, General Networking, Network Protocols, Network Routers, Network Architecture, Networking Hardware, Internet Of Things, Network Routing, Wireless Networks, Local Area Networks, Network Switches, Virtual Local Area Network (VLAN), Enterprise Architecture, Network Security
★ 4.8 (41) · Intermediate · Course · 1 - 4 Weeks