Information retrieval courses can help you learn search algorithms, indexing techniques, and data mining strategies. You can build skills in evaluating search results, optimizing query performance, and understanding user intent. Many courses introduce tools like Elasticsearch, Apache Solr, and various machine learning libraries, showing how these technologies enhance information retrieval processes and improve the accuracy of search results.

University of Michigan
Skills you'll gain: Cyber Security Policies, Security Engineering, Information Systems Security, Human Factors (Security), Computer Security, Network Security, Cybersecurity, Security Awareness, Vulnerability, Threat Modeling, Policy Analysis, Political Sciences, Security Controls, Vulnerability Assessments, Public Policies, Safety and Security, Human Factors, Cryptography, Usability, Software Testing
★ 4.8 (171) · Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Usability, Usability Testing, Problem Solving, Human Factors, Human Computer Interaction, Human Centered Design, Critical Thinking and Problem Solving, Creativity, User Centered Design, Creative Problem-Solving, Kinesiology, Sensory Systems Analysis, UI/UX Research, User Research, Creative Thinking, Decision Making, Display Devices, Exercise Science, Accident Prevention, Mitigation
★ 4.8 (54) · Intermediate · Specialization · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Network Security, Role-Based Access Control (RBAC), Cybersecurity, Firewall, Network Monitoring, Authentications, Virtual Private Networks (VPN), Authorization (Computing), Intrusion Detection and Prevention, Identity and Access Management, Security Controls, Encryption, Group Policy
Beginner · Course · 1 - 3 Months

Queen Mary University of London
Skills you'll gain: General Data Protection Regulation (GDPR), Law, Regulation, and Compliance, Cloud Security, Personally Identifiable Information, Data Security, Regulation and Legal Compliance, Information Privacy, Cyber Governance, Cybersecurity, Cyber Security Policies, Cloud Services, Cloud Computing, Data Governance, Regulatory Requirements, Data Sharing, Legal Risk, Computer Security Incident Management, Data Import/Export, Incident Management, Case Law
★ 4.9 (78) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Applied Machine Learning, Google Cloud Platform, Data Infrastructure, Machine Learning, Analytics, Systems Design, Data Processing, Data Pipelines, Data Architecture, Statistical Reporting, Data Visualization, Cloud Security, Data Storage, Scalability, Identity and Access Management
Advanced · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Call Center Experience, Customer experience improvement, Customer Service, Customer Communications Management, Inbound Calls, Cloud Management, Scalability, Telephone Skills, Network Routing, Real Time Data, Performance Analysis, Cost Reduction, Cost Control, Operational Efficiency, System Implementation
★ 4.6 (7) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Google Cloud Platform, Generative AI Agents, Cloud Deployment, AI Orchestration, AI Workflows, Application Deployment, Agentic Workflows, Agentic systems, Artificial Intelligence, LangChain
Intermediate · Project · Less Than 2 Hours

Universitat Politècnica de València
Skills you'll gain: Social Media Management, Security Software, Information Privacy, Cyber Attacks, Cybersecurity, Information Technology, Malware Protection, Content Creation, Digital Advertising, Online Advertising, Social Media Content, Social Media, Digital Marketing, Personally Identifiable Information, Security Awareness, Digital Content, Email Security, Social Media Marketing, E-Commerce, Web Presence
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Cybersecurity, Cyber Attacks, Cryptography, Information Systems Security, Cyber Security Policies, Encryption, Data Security, Cyber Security Strategy, Security Management, Network Security, IT Security Architecture, Computer Security, Security Controls, Cryptographic Protocols, Advanced Encryption Standard (AES), Network Protocols, Cyber Threat Intelligence, Security Strategy, Payment Card Industry (PCI) Data Security Standards, Data Storage Technologies
Mixed · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Hybrid Cloud Computing, Cloud Security, Cloud-Native Computing, Cloud Management, Security Management, System Monitoring, Managed Services, Infrastructure Architecture, Control Panels, Service Management
Beginner · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Environmental Science, Chemistry, Biology, Data Literacy, Environmental Monitoring, Environment, Data Analysis, Sustainable Development, Life Sciences, Statistical Analysis, Environmental Issue, Natural Resource Management, Descriptive Statistics, Biotechnology, Sampling (Statistics), Physics, Climate Change Mitigation
★ 4.7 (532) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Development, Cloud Applications, Authentications, Google Cloud Platform, Cloud-Based Integration, Web Applications, User Accounts, Web Development, Network Security
Intermediate · Project · Less Than 2 Hours