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.

University of California San Diego
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Program Development, Bioinformatics, Data Storage, Development Testing, Theoretical Computer Science, Computational Thinking, Network Analysis, Programming Principles, File Systems, Computer Programming, Python Programming, C and C++, Java, Rust (Programming Language), Javascript, Software Testing, Debugging
Intermediate · Specialization · 3 - 6 Months
Johns Hopkins University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Data Wrangling, Plot (Graphics), Statistical Programming, Statistical Visualization, Ggplot2, R (Software), Git (Version Control System), Dimensionality Reduction, Knitr, Data Sharing, GitHub, Machine Learning
Beginner · Specialization · 3 - 6 Months

Meta
Skills you'll gain: React Native, Jest (JavaScript Testing Framework), Version Control, UI/UX Research, Usability Testing, Unix Commands, Restful API, Git (Version Control System), Persona (User Experience), GitHub, Interaction Design, User Experience Design, SQL, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Experience, Mobile Development, React.js, Web Development Tools, Javascript
Beginner · Specialization · 3 - 6 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Web Servers, Distributed Computing, Network Troubleshooting, Servers, Network Architecture, System Programming, Network Protocols, Systems Architecture, TCP/IP, Computer Networking, Network Performance Management, Scalability, File Transfer Protocol (FTP), System Design and Implementation, Web Services, Microservices, Debugging, OS Process Management, Software Development, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Systems Administration, IT Infrastructure, Lightweight Directory Access Protocols, Cloud Management, Operating System Administration, Active Directory, Server Administration, Disaster Recovery, Linux Administration, Cloud Infrastructure, Technical Consulting, Windows Servers, Cloud Computing, Network Administration, Data Storage
Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Management, Cybersecurity, Risk Management, Incident Response, Vulnerability Management, Security Information and Event Management (SIEM), Security Controls, Information Systems Security, Enterprise Security, Risk Analysis, Threat Detection, Information Assurance, Open Web Application Security Project (OWASP), Auditing, Compliance Auditing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI, Generative AI Agents, LangGraph, ChatGPT, Agentic systems, Generative AI, Artificial Intelligence, Semantic Web, Application Programming Interface (API), Python Programming, Text Mining, Verification And Validation, Application Deployment
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Mechanical Engineering, Thermal Management, Engineering, Energy and Utilities, Physics, Engineering Analysis, Systems Of Measurement, Physical Science, Process Analysis, Environmental Issue
Beginner · Course · 1 - 3 Months

Skills you'll gain: IT Security Architecture, Information Systems Security, Network Security, Computer Security, Application Security, Cybersecurity, Security Awareness, Encryption, Data Security, Cryptography, Security Management, Authorization (Computing), Threat Management, Firewall, Network Administration, Identity and Access Management, Threat Detection, Hardening, Malware Protection, Wireless Networks
Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Regression Analysis, Applied Machine Learning, Feature Engineering, Machine Learning, Image Analysis, Unsupervised Learning, Predictive Modeling, Classification And Regression Tree (CART), Supervised Learning, Bayesian Statistics, Statistical Modeling, Artificial Intelligence, Deep Learning, Data Mining, Computer Vision, Statistical Machine Learning, Predictive Analytics, Text Mining, Machine Learning Algorithms, Big Data
Intermediate · Specialization · 3 - 6 Months

Meta
Skills you'll gain: React Native, iOS Development, Core Data (Software), Restful API, Version Control, Apple iOS, UI/UX Research, Usability Testing, Apple Xcode, Data Structures, Swift Programming, Jest (JavaScript Testing Framework), User Interface (UI), Unix Commands, Git (Version Control System), Persona (User Experience), GitHub, Interaction Design, Mobile Development, Javascript
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Technical University of Denmark (DTU)
Skills you'll gain: Sustainable Engineering, Forecasting, Financial Forecasting, Mechanical Engineering, Engineering Calculations, Engineering, High Voltage, Systems Engineering, Materials science, Energy and Utilities, Electrical Power, Structural Analysis, Financial Analysis, Environmental Monitoring, Failure Analysis
Mixed · Course · 3 - 6 Months