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: Network Monitoring, Network Security, Incident Response, Anomaly Detection, Network Analysis, Digital Forensics, Cyber Security Assessment, Network Protocols, Threat Detection, Technical Communication, Distributed Denial-Of-Service (DDoS) Attacks, Computer Security, Cybersecurity
★ 4.7 (19) · Intermediate · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Sustainable Business, Sustainable Development, Environmental Social And Corporate Governance (ESG), Corporate Sustainability, Sustainability Reporting, Social Impact, Finance, Stakeholder Engagement, Financial Services, Financial Systems, Case Studies, Corporate Strategy, Financial Analysis, Investments, Return On Investment, Loans, Risk Management
★ 4.8 (60) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Shell Script, Unix Shell, File Management, File Systems, Unix, Unix Commands, Operating System Administration, Scripting, Operating Systems, File I/O, Command-Line Interface, OS Process Management, Identity and Access Management, System Configuration
★ 4.5 (20) · Beginner · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Package and Software Management, Command-Line Interface, Linux Commands, Linux, Ubuntu, Linux Administration, File Systems, Linux Servers, Data Storage, Network Troubleshooting, Operating Systems, Red Hat Enterprise Linux, Data Storage Technologies, Remote Access Systems, Operating System Administration, System Support, Software Installation, File Management, Service Management, General Networking
★ 4.4 (21) · Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Digital pedagogy, digital literacy, Education Software and Technology, Computational Thinking, Social Impact, Geospatial Information and Technology, Computer Networking, Media and Communications, Digital Communications, Data Centers, Algorithms, Global Positioning Systems
★ 4.9 (39) · Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Sustainable Systems, Sustainable Development, Environment, Environmental Science, Socioeconomics, Environmental Issue, Sustainable Design, Social Justice, Climate Change Adaptation, Natural Resource Management, Social Impact, Social Sciences, Climate Change Mitigation, Human Development
★ 4.8 (124) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: MySQL Workbench, MySQL, Database Development, Database Management, Databases, Database Management Systems, Relational Databases, Management Information Systems, SQL
★ 4.4 (34) · Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Agentic systems, Model Context Protocol, Vector Databases, Gemini, Generative AI Agents, Google Gemini, Retrieval-Augmented Generation, Artificial Intelligence, Generative AI, Embeddings, MongoDB, Node.JS, API Design, TypeScript, PostgreSQL, Web Applications, Systems Architecture, Database Management, Debugging, Machine Learning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Month End Closing, Inventory Accounting, Inventory Management System, Accounting, Sales Tax, Accounting Software, General Accounting, Reconciliation, Payroll, Payroll Administration, Ledgers (Accounting), Tax Management, Small Business Accounting, Payroll Reporting, Payroll Tax, Payroll Systems, Bookkeeping, Finance, Enterprise Application Management, Business
Beginner · Course · 1 - 3 Months

Universidad Nacional de Colombia
Skills you'll gain: Automation Engineering, Automation, Control Systems, Water Sustainability, Electronics, Sustainable Technologies, Electronic Systems, Embedded Systems, Computer Programming Tools, Integrated Development Environments, Environmental Monitoring, Electronic Components, Programming Principles, Construction
★ 4.8 (66) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Network Security, Cryptographic Protocols, OSI Models, Public Key Infrastructure, Cybersecurity, Key Management, Network Protocols, Encryption, Remote Access Systems, Firewall, Brute-force attacks, Emerging Technologies, TCP/IP, Wireless Networks, Local Area Networks, Authentications, Quantum computing
★ 4.8 (11) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Collaboration, Educational Materials, Instructional Design, Laboratory Experience, Constructive Feedback, Learning Strategies, Experimentation, Science and Research, Physics, Scientific Methods, Investigation
★ 4.8 (57) · Intermediate · Course · 1 - 3 Months