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.

University of California, Santa Cruz
Skills you'll gain: Bayesian Statistics, Time Series Analysis and Forecasting, Statistical Inference, Statistical Methods, R Programming, Forecasting, Probability & Statistics, Statistical Modeling, Technical Communication, Data Presentation, Probability, Statistics, Statistical Software, Probability Distribution, Statistical Analysis, Data Analysis, Markov Model, Model Evaluation, R (Software), Data Science
Intermediate · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Prompt Patterns, Generative AI, ChatGPT, AI Personalization, Anthropic Claude, LLM Application, Large Language Modeling, Artificial Intelligence, Context Management, Model Evaluation, Data Analysis, Verification And Validation
Intermediate · Course · 1 - 3 Months
Google Cloud
Skills you'll gain: Google Workspace, Collaborative Software, Collaboration, Productivity Software, Business Communication, Communication, Spreadsheet Software, Project Management, File Management
Beginner · Course · 1 - 3 Months

CertNexus
Skills you'll gain: Application Security, Human Factors (Security), Secure Coding, Open Web Application Security Project (OWASP), Vulnerability, Computer Security, Vulnerability Management, Vulnerability Assessments, Data Security, Security Strategy, Security Controls, Cyber Security Strategy, Application Design, Computer Programming, Design, Python Programming, Javascript, Design Strategies, JavaScript Frameworks, Node.JS
Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Data Visualization, Data Analysis Software, Productivity Software, Data Security, Data Validation, Data Management, Workflow Management
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Blogs, Search Engine Optimization, Copywriting, Web Analytics and SEO, Web Content, Keyword Research, Content Creation, Sales Strategy, Content Strategy, Generative AI, E-Commerce
Mixed · Course · 1 - 3 Months

Meta
Skills you'll gain: MySQL, Django (Web Framework), Database Management, Database Application, SQL, Databases, Python Programming, Application Programming Interface (API), Data Management
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Microsoft Windows, Windows PowerShell, Operating System Administration, Command-Line Interface, Operating Systems, Systems Administration, Desktop Support, System Configuration, Control Panels, OS Process Management, IT Automation, General Networking, Computing Platforms, Graphical Tools, File Management
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: NoSQL, Data Warehousing, Database Management Systems, Database Architecture and Administration, Database Administration, Databases, Relational Databases, Big Data, Data Architecture, Data Processing, Data Integrity, Data Security, Scalability
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Interactive Design, Canva (Software), Layout Design, Digital Design, Information Architecture, Browser Compatibility, Graphic and Visual Design, Typography, Design Strategies, Color Theory, Design Elements And Principles, Quality Assurance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Risk Management Framework, Multi-Factor Authentication, Information Systems Security, Cybersecurity, Identity and Access Management, Authentications, Personally Identifiable Information, Security Controls, Threat Management, Data Security, Information Privacy, Network Security, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Strategic Sourcing, Supplier Management, Procurement, Vendor Management, Report Writing, Risk Mitigation, Business Modeling, Performance Measurement, Risk Analysis, Cost Benefit Analysis, Analysis, Decision Making, Data-Driven Decision-Making, Statistical Modeling, Communication, Data Analysis, Negotiation, Data Visualization
Beginner · Course · 1 - 4 Weeks