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.

Georgia Institute of Technology
Skills you'll gain: Structural Engineering, Structural Analysis, Mechanical Design, Mechanical Engineering, Engineering Design Process, Engineering Analysis, Engineering Calculations, Engineering, Mechanics, Engineering Practices, Civil Engineering, Schematic Diagrams, Mathematical Modeling
★ 4.8 (955) · Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: User Accounts, Multi-Factor Authentication, User Provisioning, Identity and Access Management, Zero Trust Network Access, AWS Identity and Access Management (IAM), Account Management, Authorization (Computing), Authentications, Security Controls, Security Assertion Markup Language (SAML), Security Management, Security Awareness, Security Software, Security Testing
Intermediate · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Incident Response, Computer Security Incident Management, Cyber Threat Hunting, Vulnerability Management, Event Monitoring, Threat Detection, Intrusion Detection and Prevention, Cybersecurity, Cyber Attacks, Security Controls, Security Information and Event Management (SIEM), Vulnerability Assessments, Threat Management, Exploitation techniques, Network Monitoring, Anomaly Detection
★ 4.7 (59) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Software Quality Assurance, Quality Assurance, Test Automation, Software Quality (SQA/SQC), Test Tools, Agile Software Development, Agile Product Development, Software Testing, Agile Methodology, Automation, Analysis, Collaboration
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Model Training, Model Evaluation, Email Security
★ 4.2 (38) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Prompt Engineering, AI Personalization, Generative AI, Prompt Engineering Tools, Responsible AI, Data Ethics, Large Language Modeling, Business Process Automation, AI Security, Business Workflow Analysis, Personalized Service, Business Process, Personalized Campaigns, Automation, Customer experience improvement, Unstructured Data, Business Intelligence, Data Analysis, Digital Transformation, Content Strategy
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Environmental Management Systems, Environmental Policy, Corrective and Preventive Action (CAPA), Document Control, Quality Management Systems, Environmental Regulations, Compliance Management, Regulatory Requirements, Sustainability Standards, Emergency Response, Risk Control, Compliance Auditing, Operational Risk, Internal Auditing, Sustainable Business, Continuous Improvement Process, Performance Measurement, Performance Analysis, Communication Planning, Employee Training
★ 4.9 (7) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, Prompt Engineering, Anthropic Claude, Application Programming Interface (API), Prompt Patterns, Prompt Engineering Tools, LLM Application, JSON, AI Integrations, Generative AI Agents, AI literacy, Tool Calling, Generative AI, Scripting, Token Optimization, Document Management, Context Engineering, Agentic systems
★ 3.3 (16) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, LangChain, LLM Application, OpenAI API, Hugging Face, Generative AI, OpenAI, Web Applications, Application Development, Flask (Web Framework), Python Programming, Natural Language Processing, Web Design and Development, Web Development, Front-End Web Development, Image Analysis
★ 4.6 (278) · Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Corporate Strategy, Stakeholder Management, Strategic Decision-Making, Mergers & Acquisitions, Stakeholder Analysis, Corporate Sustainability, Business Strategy, Business Management, Strategic Thinking, Governance, Business, Strategic Partnership, Organizational Strategy, Environmental Social And Corporate Governance (ESG), Competitive Analysis, Growth Strategies, Portfolio Management
★ 4.7 (1.2K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Competitive Analysis, Competitive Intelligence, Market Analysis, Market Intelligence, Market Trend, Trend Analysis, Market Data, Analysis, Strategic Decision-Making, Market Dynamics, Strategic Thinking, Data-Driven Decision-Making, Business Strategy, Business Analysis, Case Studies, Text Mining
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Ethics, Microsoft Copilot, Law, Regulation, and Compliance, Responsible AI, Compliance Management, Ethical Standards And Conduct, General Sales Practices, Sales Strategy, Business Ethics, Information Privacy, Market Dynamics, Sales, Risk Management Framework, AI Integrations, Market Trend, Market Analysis, Risk Analysis, Risk Mitigation
Advanced · Course · 1 - 4 Weeks