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.

Johns Hopkins University
Skills you'll gain: Risk Modeling, Operations Research, Regression Analysis, Network Model, Resource Allocation, Excel Macros, Business Analytics, Decision Making, Risk Analysis, Simulation and Simulation Software, Microsoft Excel, Business Risk Management, Strategic Decision-Making, Business Modeling, Financial Modeling, Data-Driven Decision-Making, Excel Formulas, Business, Spreadsheet Software, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cybersecurity, Information Technology, Cyber Security Strategy, Penetration Testing, Cyber Security Policies, Technical Support and Services, Incident Response, Computer Security Awareness Training, Security Awareness, Vulnerability Assessments, Network Security, Data Security, Information Assurance, Cloud Security, Operating Systems, Computer Hardware
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Presentations, Google Workspace, Productivity Software, Sales Presentations, Business Communication, Version Control, Collaborative Software, Document Management, Multimedia, Data Sharing, Business Solutions, Data Import/Export
Beginner · Course · 1 - 3 Months

Skills you'll gain: CrewAI, AI Workflows, Model Context Protocol, Agentic Workflows, AI Orchestration, Generative AI Agents, Tool Calling, Role-Based Access Control (RBAC), Agentic systems, AI Security, Security Controls, AI Integrations, Build Tools, Retrieval-Augmented Generation, Authorization (Computing), Context Management, Identity and Access Management, Generative AI, Application Programming Interface (API), Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Network Troubleshooting, Computer Networking, IT Security Architecture, Information Systems Security, Cloud Management, Linux, IT Infrastructure, Cybersecurity, Microsoft Windows, Network Security, Network Protocols, TCP/IP, Systems Administration, Remote Access Systems, Desktop Support, Technical Support, Lightweight Directory Access Protocols, Technical Support and Services, Package and Software Management
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Data Ethics, Law, Regulation, and Compliance, Generative AI, Responsible AI, Data Governance, Microsoft 365, Personalized Campaigns, AI powered creativity, Sales Enablement, Marketing Automation, Marketing Operations, Customer experience improvement, Regulatory Compliance, Business Process Automation, Compliance Management, AI literacy, Microsoft Office, Critical Thinking
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Zero Trust Network Access, Authentications, Active Directory, Identity and Access Management, Microsoft Azure, Authorization (Computing), Cybersecurity, Multi-Factor Authentication, Single Sign-On (SSO), Software As A Service, Enterprise Security
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Generative AI, AI powered creativity, AI literacy, Microsoft Office, Artificial Intelligence and Machine Learning (AI/ML), Productivity Software, AI Integrations
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Digital pedagogy, Train The Trainer, English Language, Verbal Communication Skills, Critical Thinking
Mixed · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Cybersecurity, Interviewing Skills, Organizational Structure, Workforce Development, Security Management, Job Analysis, Professional Networking, Succession Planning
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Information Technology Infrastructure Library, Service Management, IT Service Management, Information Technology, IT Management, Information Technology Operations, Operations Management, Asset Management, Operations
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Incident Response, Computer Security Incident Management, Cybersecurity, Threat Management, Data Security, Cyber Attacks, Endpoint Detection and Response, Incident Management, Endpoint Security, Network Security, Firewall, Security Software, Anomaly Detection, System Monitoring
Beginner · Course · 1 - 3 Months