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.

Duke University
Skills you'll gain: Payment Systems, Risk Analysis, Blockchain, Risk Management, FinTech, Financial Regulations, Market Liquidity, Cyber Risk, Financial Systems, Financial Regulation, Digital Assets, Liquidation, Distributed Denial-Of-Service (DDoS) Attacks, Banking, Regulatory Requirements, Regulatory Compliance, Asset Management, Agentic systems, Governance, Market Dynamics
★ 5 (12) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Django (Web Framework), GitHub, Version Control, Git (Version Control System), User Experience Design, Secure Coding, User Interface (UI), Web Development, Application Security, Development Environment, Authentications, Web Applications, Integrated Development Environments, User Accounts, Authorization (Computing)
★ 4.7 (13) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Statistical Process Controls, Lean Methodologies, Six Sigma Methodology, Lean Six Sigma, Risk Analysis, Quality Improvement, Process Improvement, Process Improvement and Optimization, Continuous Improvement Process, Process Analysis, Process Capability, Project Management, Business Priorities, Stakeholder Management, Data-Driven Decision-Making
★ 4.8 (21) · Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Secure Coding, C and C++, Application Security, Computer Programming Tools, System Programming, C++ (Programming Language), Software Development Tools, Exploit development, C (Programming Language), Security Software, Debugging, Security Engineering, Security Testing, Interoperability, Unix, Embedded Software, Information Systems Security, OS Process Management, Embedded Systems, Programming Principles
★ 2.7 (35) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Sustainable Technologies, Electrical Systems, Electronic Components, Electric Power Systems, Power Electronics, Electrical Engineering, Sustainable Development, Environmental Issue, Emerging Technologies, Energy and Utilities, Climate Change Mitigation, Environment
★ 4.3 (75) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Content Management Systems, Web Content, Content Management, Web Presence, No-Code Development, Web Design and Development, Content Creation
★ 4.5 (64) · Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Threat Detection, Cybersecurity, Intrusion Detection and Prevention, Cyber Threat Intelligence, Cyber Attacks, Network Infrastructure, Network Security, Endpoint Detection and Response, Network Architecture, General Networking, Endpoint Security, Continuous Monitoring, Malware Protection, System Monitoring, Incident Response, Email Security, Anomaly Detection, Operating Systems, Identity and Access Management
★ 4.9 (8) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Kinesiology, Electrophysiology, Rehabilitation, Exercise Science, Human Musculoskeletal System, Sensory Systems Analysis, Sports Medicine, Exercise Therapy, Physical Therapy, Coordination, Neurology, Physiology, Geriatrics, Anatomy, Mechanics
★ 4.7 (16) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Responsive Web Design, User Interface (UI), UI Components, Figma (Design Software), UI/UX Strategy, User Interface and User Experience (UI/UX) Design, Prototyping, Usability, Usability Testing, Web Design, Interactive Design, User Experience Design, Mobile Development, Style Guides, Web Development, Animations
★ 5 (30) · Intermediate · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Enterprise Risk Management (ERM), Risk Management Framework, Financial Services, Risk Management, Banking, Risk Analysis, Financial Systems, Risk Mitigation
★ 4.8 (78) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Supply Chain, Logistics Management, Supply Chain Systems, Business Planning, Market Analysis, Process Design, Business Analysis Tools, Performance Improvement, Plan Execution, Cost Management
★ 4.9 (15) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Package and Software Management, Linux, Command-Line Interface, Linux Servers, Operating System Administration, Linux Commands, File Systems, OS Process Management, Bash (Scripting Language), Software Installation, Systems Administration, Unix Shell, File Management, grep, Service Management, Authorization (Computing), Operating Systems, Servers, Data Storage
★ 4.8 (13) · Intermediate · Course · 1 - 3 Months