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.

Universitat Autònoma de Barcelona
Skills you'll gain: Databases, Relational Databases, Data Integration, Database Management, Data Entry, SQL Server Integration Services (SSIS), Data Import/Export, Geographic Information Systems, Software Installation, Wealth Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Excel Formulas, Microsoft Excel, Data Cleansing, Spreadsheet Software, Data Validation, Data Analysis Software, Data Analysis, Statistical Analysis, Financial Analysis, Data Management
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Social Determinants Of Health, Community Health, Health Equity, Behavioral Economics, Health Administration, Consumer Behaviour, Business Modeling, Artificial Intelligence
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prioritization, Business Priorities, Forecasting, Resource Allocation, Product Strategy, Data-Driven Decision-Making, Performance Metric, Data Analysis, Analytics, Estimation, Stakeholder Engagement, Benchmarking, Customer Acquisition Management, Project Estimation, Project Planning, Spreadsheet Software, Business Modeling
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, Network Engineering, Network Architecture, Scripting, Application Programming Interface (API), Data Modeling, General Networking, Network Planning And Design, Automation, Network Administration, Linux Commands, Python Programming, Network Protocols, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Innovation, New Product Development, Creativity, Ideation, Product Development, Product Management, Product Lifecycle Management, Team Management, Intellectual Property, Project Management Life Cycle, Business Strategy
Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authentications, Key Management, Data Security, Cloud Applications, Cloud Services, Application Security, Authorization (Computing), Cyber Risk, Secure Coding, Cloud Storage, Personally Identifiable Information, DevSecOps, General Data Protection Regulation (GDPR), Network Security, Information Privacy, Continuous Monitoring, Cloud Computing, Cryptography
Beginner · Specialization · 3 - 6 Months

Palo Alto Networks
Skills you'll gain: Cyber Threat Intelligence, Cyber Operations, Zero Trust Network Access, Threat Modeling, Endpoint Security, Threat Management, Endpoint Detection and Response, Threat Detection, Security Information and Event Management (SIEM), Cybersecurity, IT Automation, Security Strategy, Malware Protection, Incident Response, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Prompt Patterns, Generative AI, Business Communication, AI Enablement, Responsible AI, Data Ethics, LLM Application, Large Language Modeling, Artificial Intelligence, Customer Service, Marketing
Mixed · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: FinTech, Financial Regulation, Business Continuity Planning, Compliance Management, Disaster Recovery, Financial Regulations, Operational Risk, Bank Regulations, Risk Management, Business Risk Management, Financial Industry Regulatory Authorities, Financial Services, Governance, IT Management, Information Assurance, Market Trend, Internal Controls, Emerging Technologies, Banking, Blockchain
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Network Monitoring, Network Administration, Network Security, Routing Protocols, Network Troubleshooting, OSI Models, TCP/IP, Computer Networking, General Networking, Network Switches, Command-Line Interface, Network Routing, Networking Hardware, Network Architecture, Local Area Networks, Network Infrastructure, Network Protocols
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Excel Formulas, Data Presentation, Data Visualization Software, Data Analysis, Microsoft Office, Microsoft 365, Data Entry, Data Manipulation, Productivity Software, Data Management, Document Management, User Interface (UI)
Intermediate · Course · 1 - 3 Months