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.

Infosec
Skills you'll gain: Penetration Testing, Cyber Security Policies, Linux Commands, Cyber Security Assessment, Command-Line Interface, Cybersecurity, Security Testing, Cloud Computing, Linux, Risk Management Framework, Network Monitoring, Security Management, Vulnerability Scanning, Operating Systems, Cyber Risk, Cloud Services, Exploitation techniques, General Networking, Cyber Governance, Cyber Security Strategy
★ 4.7 (697) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Technical Analysis, Market Trend, Financial Trading, Investment Management, Securities Trading, Market Dynamics, Trend Analysis, Risk Control, Financial Market, Market Data, Risk Management, Risk Modeling, Market Analysis, Investments, Capital Markets, Financial Regulations, Equities, Order Entry, Financial Systems, Business
★ 4.8 (9) · Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Large Language Modeling, Prompt Patterns, LLM Application, Vibe coding, Generative AI, Code Review, Generative Model Architectures, Program Development, Software Development Methodologies, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.6 (650) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Bayesian Network, Bayesian Statistics, Reinforcement Learning, Probability, Probability & Statistics, Decision Intelligence, Probability Distribution, Markov Model, Agentic systems, Artificial Intelligence, Machine Learning Methods, Statistical Inference, Applied Machine Learning, Statistical Machine Learning, Time Series Analysis and Forecasting, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Context Protocol, AI Integrations, Email Automation, GitHub, Version Control, Gmail, Automation, Artificial Intelligence and Machine Learning (AI/ML), Docker (Software), Application Programming Interface (API), API Testing, Software Development Tools, Containerization, Cloud Development, Development Environment, File Management
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Application Performance Management, Dashboard Creation, Google Cloud Platform, Prometheus (Software), Network Monitoring, Cloud Applications, Kubernetes, Cloud Management, System Monitoring, Identity and Access Management, Query Languages
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Scripting, IT Automation, Shell Script, Bash (Scripting Language), Automation, Workflow Management, Security Controls, Scripting Languages, Performance Tuning, Debugging, Encryption, Continuous Monitoring, Decision Making, File Management
Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Cooking, Food and Beverage, Nutrition and Diet, Meal Planning And Preparation, Sensory Systems Analysis, Biochemistry, Aesthetics, Color Theory, Thermal Management, Chemistry, Physiology, Psychology
★ 4.6 (789) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Workspace, File Management, Collaborative Software, Document Management, Data Sharing, Productivity Software, Shared Media, Cloud Storage, File Systems, Business Software, Content Management, Organizational Skills, Data Management, Identity and Access Management, Role-Based Access Control (RBAC)
★ 4.7 (362) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Stakeholder Engagement, Collaborative Software, Management Reporting, Stakeholder Communications, Performance Reporting, Project Management, Business Reporting, Project Management Software, Report Writing
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Geospatial Information and Technology, Environmental Monitoring, Spatial Data Analysis, Model Evaluation, Geographic Information Systems, GIS Software, Data Processing, Spatial Analysis, Image Analysis, Environmental Science, Data Analysis, Data Transformation, Verification And Validation, Technical Communication
Beginner · Course · 3 - 6 Months

Skills you'll gain: Software Development Methodologies, Project Estimation, Database Development, Database Design, Scheduling, Oracle Databases, Stakeholder Engagement, Oracle SQL Developer, Scope Management, Relational Databases, Team Management, Cost Estimation, Database Application, SQL, Agile Project Management, Estimation, Project Planning, Software Engineering, Risk Management, Functional Requirement
Beginner · Specialization · 3 - 6 Months