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.

Whizlabs
Skills you'll gain: DevOps, CI/CD, Containerization, Continuous Integration, Cloud Security, Kubernetes, Software Development, Google Cloud Platform, Continuous Delivery, Cloud Services, System Monitoring, Network Infrastructure, Computer Networking, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon Web Services, Virtual Private Networks (VPN), Network Routing, Network Architecture, General Networking, Network Security, Network Monitoring
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Cybersecurity, Cyber Security Policies, Cyber Risk, Cyber Attacks, Cyber Governance, Cyber Security Strategy, Security Management, Infrastructure Security, Data Security, Threat Modeling, Computer Security, Security Awareness, Risk Management, Enterprise Security, Vulnerability, Governance, General Networking, Public Safety and National Security, Threat Detection, Artificial Intelligence
Beginner · Specialization · 3 - 6 Months

New York University
Skills you'll gain: Security Engineering, Authentications, Threat Modeling, Network Security, Public Key Infrastructure, Distributed Denial-Of-Service (DDoS) Attacks, Firewall, Cyber Attacks, Cryptography, Infrastructure Security, Cybersecurity, Cyber Security Strategy, Data Encryption Standard, Threat Management, Cyber Risk, Mobile Security, Enterprise Security, Computer Security, Threat Detection, Cyber Security Policies
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Data Presentation, Public Health and Disease Prevention, Trend Analysis, Geographic Information Systems, Health Policy, Data Visualization Software, Chronic Diseases, GIS Software, Health Systems, Infectious Diseases, Biostatistics, Risk Analysis, Investigation, Health Care, Community Health, Data Analysis, Program Evaluation, Statistics
Beginner · Specialization · 3 - 6 Months

EDUCBA
Skills you'll gain: Multi-Cloud, Cloud Computing Architecture, Cloud Computing, Cloud Services, Terraform, Kubernetes, Cloud Infrastructure, Application Deployment, Cloud Platforms, Cloud-Native Computing, Containerization, Hybrid Cloud Computing, Microsoft Azure, Infrastructure as Code (IaC), Amazon Web Services, Threat Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Solutions, Cloud Computing, Digital Transformation, Public Cloud, Infrastructure As A Service (IaaS), Cloud Infrastructure, Hybrid Cloud Computing, Software As A Service, Platform As A Service (PaaS), Technology Strategies, Google Cloud Platform, Multi-Cloud, Capital Expenditure, Cloud Security, Operating Expense
Beginner · Course · 1 - 3 Months

Skills you'll gain: Computer Hardware, SQL, Database Design, Hardware Troubleshooting, Databases, Computer Networking, Relational Databases, Network Protocols, Information Technology, Network Routers, Wireless Networks, System Configuration, Peripheral Devices
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Cloud Computing, Cloud Infrastructure, Cloud Platforms, Cloud Solutions, Cloud Development, Cloud Applications, Cloud Services, Cloud Engineering, Cloud Computing Architecture, Infrastructure As A Service (IaaS), Software As A Service, Consulting, Platform As A Service (PaaS), Scalability
Beginner · Course · 1 - 4 Weeks

Empower School of Health
Skills you'll gain: Health Technology, Healthcare Ethics, Data Ethics, Telehealth, Medical Privacy, Surgery, Health Informatics, Health Disparities, Health Care Procedure and Regulation, Ethical Standards And Conduct, Health Care Administration, Public Health, Public Health and Disease Prevention, Regulation and Legal Compliance, Information Privacy, Health Equity, Medical Equipment and Technology, Informed Consent, Health Policy, Digital Transformation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Kubernetes, Containerization, Cloud-Native Computing, Infrastructure Security, Role-Based Access Control (RBAC), Linux Administration, Infrastructure Architecture, Data Storage Technologies, Command-Line Interface, System Monitoring, System Configuration, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Cloud-Native Computing
Mixed · Course · 1 - 4 Weeks