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: Ledgers (Accounting), Accounting Records, Payroll Reporting, Accounting and Finance Software, Small Business Accounting, Accounting Systems, Balancing (Ledger/Billing), Payroll Processing, Billing & Invoicing, Payroll Systems, Payroll Administration, General Accounting, Standard Accounting Practices, Workflow Management
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Cybersecurity, Cryptography, Cyber Threat Intelligence, Mobile Security, Cryptographic Protocols, Security Testing, Vulnerability Scanning, Application Security, Operating System Administration, Network Security, Operating Systems, Encryption, Hardening, Vulnerability Assessments
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Matplotlib, Artificial Intelligence, Data Visualization, Artificial Intelligence and Machine Learning (AI/ML), NumPy, Pandas (Python Package), AI literacy, Model Evaluation, Machine Learning Methods, AI Workflows, Applied Machine Learning, Data Preprocessing, Deep Learning, Data Presentation, Responsible AI, Artificial Neural Networks, Data Ethics, Machine Learning Algorithms, Python Programming, AWS CloudFormation
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Restful API, Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Spring Framework, Java, Spring Boot, API Design, Application Programming Interface (API), Hibernate (Java), Data Validation, Development Testing, Verification And Validation, Authentications, Model View Controller, Back-End Web Development, Code Reusability, Object-Relational Mapping, Programming Principles, Maintainability
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Docker (Software), ASP.NET, Integration Testing, Object-Relational Mapping, API Design, Identity and Access Management, Enterprise Architecture, Distributed Computing, Authorization (Computing), Database Development, Database Management, Dependency Analysis, Data Validation, Transaction Processing
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Stored Procedure, Database Design, Database Systems, Role-Based Access Control (RBAC), SQL, MySQL Workbench, Database Software, Database Theory, Database Management, MySQL, Database Development, Relational Databases, Databases, Database Management Systems, PostgreSQL, Database Administration, Data Management, NoSQL, Data Analysis, Data Modeling
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Site Reliability Engineering, Infrastructure as Code (IaC), Google Cloud Platform, Dataflow, Application Deployment, Cloud Computing Architecture, Identity and Access Management, Cloud Infrastructure, Google App Engine, Kubernetes, Cloud Solutions, Cloud Services, Cloud Computing, Cloud Storage, Cloud Management, CI/CD, Cloud Security, Network Monitoring, Big Data, Load Balancing
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data Flow Diagrams (DFDs), Apache Airflow, Data Pipelines, Diagram Design, Dataflow, Data Mapping, Data Modeling, Data Integration, Data Architecture, Data Warehousing, Apache Spark, Extract, Transform, Load, Database Development, Data Processing, Data Transformation, Service Level, Enterprise Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Merchandising, E-Commerce, Web Applications, Business-To-Consumer, Scalability, Project Implementation, Business Technologies, Technology Solutions, Program Implementation, System Implementation, Product Knowledge, Value Propositions, Digital Transformation, Application Frameworks, Digital Content, Case Studies, Needs Assessment, Application Development, Systems Integration, Growth Strategies
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Internet Of Things, PIC Microcontrollers, Cybersecurity, Wireless Networks, Information Systems Security, Information Privacy, Field-Programmable Gate Array (FPGA), Safety and Security, Cloud Services, Software Development, Power Electronics, Microarchitecture, Software Development Life Cycle, Basic Electrical Systems, Systems Development Life Cycle, Restful API, Electrical Wiring, Electrical Equipment, Electric Power Systems, Electrical Power
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Apache Spark, Retrieval-Augmented Generation, OpenAI API, Generative AI, LLM Application, Model Evaluation, Data Preprocessing, Large Language Modeling, Generative Adversarial Networks (GANs), Predictive Modeling, Matplotlib, Keras (Neural Network Library), Fine-tuning, Transfer Learning, Deep Learning, Machine Learning Methods, Applied Machine Learning, Seaborn, Statistical Modeling, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Sustainable Development, Project Finance, Sustainable Systems, Public Works, Sustainable Business, Corporate Sustainability, Sustainability Standards, Economic Development, Environmental Social And Corporate Governance (ESG), Social Impact, Environment, Climate Change Adaptation, Environment and Resource Management, Private Equity, Project Management, Natural Resource Management, Capital Markets, Innovation, Loans, Financial Policy
Beginner · Specialization · 1 - 3 Months