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.

Board Infinity
Skills you'll gain: AI Security, AI Orchestration, MLOps (Machine Learning Operations), Model Deployment, Vulnerability Assessments, AI Workflows, Governance Risk Management and Compliance, Retrieval-Augmented Generation, Responsible AI, Compliance Auditing, LLM Application, Personally Identifiable Information, Regulatory Compliance, Regulatory Requirements, Application Deployment, Generative Model Architectures, Decision Intelligence, Model Training, Cloud Deployment, Artificial Intelligence
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Star Schema, Microsoft Power Platform, Data Analysis Expressions (DAX), Data Storytelling, Microsoft Power Automate/Flow, Dashboard Creation, Dashboard, Microsoft Excel, Excel Formulas, Power BI, Data-Driven Decision-Making, Microsoft Copilot, Data Presentation, Spreadsheet Software, No-Code Development, Data Modeling, Data Visualization, Data Analysis, Business Intelligence
★ 4.4 (803) · Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Make.com, Responsible AI, Agentic Workflows, AI Workflows, Business Workflow Analysis, AI Security, Generative AI Agents, No-Code Development, Information Privacy, Email Automation, Agentic systems, Personally Identifiable Information, AI Integrations, AI Enablement, AI literacy, Prompt Engineering, Generative AI, Workflow Management, Governance, Business Process Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Human Resources Management and Planning, Human Resources, Workforce Planning, Human Resource Management, Human Resource Strategy, Employee Training, Employee Performance Management, Human Resources Information System (HRIS), Performance Appraisal, Talent Management, Training Programs, Recruitment, Talent Recruitment, Training and Development, Workforce Development, Performance Review, Performance Management, Workforce Management, Recruitment Strategies, Talent Acquisition
Mixed · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, Generative AI, Large Language Modeling, LLM Application, AI literacy, AI Integrations, Model Evaluation, Application Programming Interface (API)
★ 4.6 (55) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Public Health and Disease Prevention, Geographic Information Systems, Statistical Visualization, Data Visualization Software, GIS Software, Geospatial Information and Technology, Datamaps, Geospatial Mapping, Community Health, Health Policy, Graphing, Risk Analysis, Estimation, Statistical Methods
★ 4.7 (3.1K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Analytics, Business Analytics, Data Analysis, Data-Driven Decision-Making, Big Data, Analytical Skills, Data Analysis Software, Data Visualization, Data Presentation, Statistical Programming, Microsoft Excel, Data Visualization Software, Decision Making, Data Collection, Unstructured Data, Case Studies
★ 4.6 (6.2K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: General Data Protection Regulation (GDPR), Information Privacy, Personally Identifiable Information, Data Security, Data Governance, Vulnerability Management, Vulnerability Assessments, Law, Regulation, and Compliance, Big Data, Encryption, Cryptography, Cryptographic Protocols
★ 4.7 (262) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Solution Selling, Regulatory Compliance, Consultative Approaches, Consultative Selling, Negotiation, Regulatory Requirements, Prospecting and Qualification, Data Ethics, Compliance Management, Regulation and Legal Compliance, Business Ethics, Ethical Standards And Conduct, Account Management, Contract Negotiation, Responsible AI, Microsoft Copilot, Personally Identifiable Information, Information Privacy, Customer Engagement, Customer Relationship Building
Advanced · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Mathematical Modeling, Systems Thinking, Strategic Decision-Making, Innovation, Diversity Awareness, Social Sciences, Predictive Modeling, Strategic Thinking, Decision Making, Complex Problem Solving, Critical Thinking, Network Analysis, Economics, Economic Development, Probability, Market Dynamics, Coordination
★ 4.8 (2.3K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: General Data Protection Regulation (GDPR), Personally Identifiable Information, Governance Risk Management and Compliance, Information Privacy, Data Governance, Data Security, Cybersecurity, Data Management, Cyber Attacks, Data Loss Prevention, Security Controls, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Incident Response, Cyber Risk, Encryption, Risk Management Framework
★ 4.7 (70) · Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Exploratory Data Analysis, Matplotlib, Pandas (Python Package), Extract, Transform, Load, Plot (Graphics), Data Analysis, NumPy, Data Visualization Software, Package and Software Management, Time Series Analysis and Forecasting, Data Science, Python Programming, Jupyter, Graphing, Data Import/Export, Data Manipulation, Scripting, Software Installation, Computational Thinking, Computing Platforms
★ 4.1 (96) · Beginner · Specialization · 3 - 6 Months