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.

Skills you'll gain: Selenium (Software), GitHub, Git (Version Control System), Version Control, CI/CD, File I/O, Object Oriented Programming (OOP), Test Automation, Test Data, Unit Testing, Test Case, Software Testing, Test Script Development, Programming Principles, Web Development Tools, Code Reusability, Test Execution Engine, Javascript, Browser Compatibility, Scripting
★ 4.5 (13) · Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Project Schedules, Project Controls, Scheduling, Project Estimation, Project Planning, Cost Estimation, Needs Assessment, Work Breakdown Structure, Resource Allocation, Project Management, Budget Management, Timelines, Quality Management, Planning, Resource Management, Resource Planning, Estimation, Budgeting, Quality Management Systems, Leadership and Management
★ 4.8 (43) · Mixed · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Risk Analysis, Financial Forecasting, Governance, Analysis, Financial Analysis, Predictive Analytics, Automation, Governance Risk Management and Compliance, Forecasting, Financial Reporting, Risk Management
Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Computer Displays, Field-Programmable Gate Array (FPGA), Display Devices, Electronics, Electronics Engineering, Semiconductors, Electronic Components, Electronic Systems, Hardware Design, Embedded Systems, Basic Electrical Systems, Embedded Software, Remote Access Systems, Computational Logic, Electrical and Computer Engineering, Electrical Systems, C (Programming Language), Real Time Data, Color Theory, Memory Management
★ 4.2 (15) · Beginner · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Linear Algebra, Algebra, Geometry, General Mathematics, Applied Mathematics
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Databases, Database Development, Database Management, Acceptance Testing, Data Architecture, Web Applications, Microservices, Software Architecture, Software Engineering, System Testing, Data Infrastructure, Software Systems, System Monitoring, Functional Requirement, Application Deployment, Site Reliability Engineering, Middleware, Distributed Computing, Prototyping, Big Data
★ 3.5 (19) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Cryptographic Protocols, Cyber Attacks, Encryption, IT Security Architecture, Identity and Access Management, Threat Management, Threat Detection, Firewall, Key Management, Security Management, Infrastructure Security, Security Controls, Network Planning And Design, Authorization (Computing), Public Key Infrastructure, Authentications, Risk Management Framework
★ 4.6 (9) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Computer Vision, Model Evaluation, Supervised Learning, Image Analysis, Data Preprocessing, Applied Machine Learning, Machine Learning Methods, Feature Engineering, Machine Learning Algorithms, Data Processing, Model Training, Model Optimization, Machine Learning, Data Cleansing, Scikit Learn (Machine Learning Library), Machine Learning Software, Data Integration, Data Transformation, Classification Algorithms, Dimensionality Reduction
★ 3.7 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Server Administration, Windows Servers, Microsoft Servers, Servers, Network Troubleshooting, Systems Administration, VMware ESX Servers, IT Infrastructure, Linux Servers, Virtualization and Virtual Machines, Virtualization, Hardware Troubleshooting, Operating System Administration, vCenter Server Management, Virtual Machines, Data Storage Technologies, IT Automation, Remote Access Systems, Data Maintenance
Intermediate · Course · 1 - 4 Weeks

The University of Tokyo
Skills you'll gain: Sensory Systems Analysis, Neurology, Electrophysiology, Medical Imaging, Psychology, Radiology, Diagnostic Radiology, Biomedical Engineering, Digital Signal Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Ubuntu, Linux Administration, Linux Servers, General Networking, Memory Management, Linux Commands, OS Process Management, Firewall, File Systems, Bash (Scripting Language), Network Security, Command-Line Interface, File Management, Unix Shell, Operating Systems, Systems Administration, Virtualization, Virtual Environment, Virtualization and Virtual Machines
Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction, Construction Engineering, Civil Engineering, Building Services Engineering, HVAC, Public Works, Construction Management, Structural Engineering, Land Development, Sustainable Development, Cost Estimation, Structural Analysis, Safety Standards, Engineering Analysis
★ 4.6 (10) · Intermediate · Course · 1 - 3 Months