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: Rmarkdown, Knitr, Data Sharing, General Science and Research, Statistical Reporting, Data Analysis, Statistical Analysis, R Programming, Verification And Validation, Technical Communication, Software Documentation
★ 4.6 (4.2K) · Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Generative AI Agents, Google Cloud Platform, AI Orchestration, Gemini, AI Integrations, Agentic Workflows, Model Deployment, AI Security, Agentic systems, LLM Application, Artificial Intelligence, Generative AI, Large Language Modeling, Retrieval-Augmented Generation, Company, Product, and Service Knowledge, Enterprise Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Stored Procedure, Database Design, Git (Version Control System), Database Development, MySQL Workbench, MySQL, Database Systems, Databases, Database Application, Database Software, Database Management, Relational Databases, Data Visualization Software, Version Control, Data Presentation, SQL, Tableau Software, Django (Web Framework), Project Management, Application Development
★ 3.9 (66) · Intermediate · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Laboratory Testing, Diagnostic Tests, Medical Terminology, General Medical Tests and Procedures, Pharmaceutical Terminology, Pathology, Vital Signs, Clinical Experience, Patient Communication, Patient Safety, Emergency and Intensive Care, Medication Administration, Intravenous Therapy, English Language
★ 4.8 (3.3K) · Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Substance Abuse, Mental Health, Respiration, Psychiatry, Neurology, Mathematical Modeling, Patient Safety, Physiology, Internal Medicine, Injury Prevention, Life Sciences, Cardiology, Mental Health Diseases and Disorders, Accident Prevention, General Medicine, Economics, Policy, and Social Studies, Public Health, Pharmacology, Public Health and Disease Prevention, Molecular Biology
★ 4.8 (827) · Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Data Storytelling, Web Scraping, Google Sheets, Data Visualization, Data Presentation, Statistical Visualization, Spreadsheet Software, Large Language Modeling, Tableau Software, Data Literacy, Dashboard, Pandas (Python Package), Time Series Analysis and Forecasting, Probability & Statistics, Extract, Transform, Load, Statistical Analysis, Statistics, Data Manipulation, Data Analysis, Descriptive Statistics
★ 4.8 (267) · Beginner · Professional Certificate · 3 - 6 Months

Google Cloud
Skills you'll gain: Gmail, Email Security, Data Security, Security Management, Google Workspace, Cloud Security, Application Security, Mobile Security, Security Controls, Threat Detection, Identity and Access Management, Authentications, Multi-Factor Authentication, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Transformation, Data Lakes, Data Warehousing, Real Time Data, Extract, Transform, Load, Data Architecture, Data-Driven Decision-Making, Dashboard, Data Pipelines, Dashboard Creation, Data Modeling, Business Reporting, Data Presentation, Transact-SQL, Business Intelligence, Data Analysis, Microsoft 365, Python Programming, Machine Learning
Intermediate · Course · 1 - 3 Months

The University of Chicago
Skills you'll gain: Intellectual Property, Electronic Media, Law, Regulation, and Compliance, Information Privacy, Media and Communications, General Data Protection Regulation (GDPR), Personally Identifiable Information, Digital Content, Digital Publishing, General Networking, Technology Strategies, Network Infrastructure, Regulation and Legal Compliance, Telecommunications, Legal Strategy, Legal Risk, Market Dynamics, Economic Development, Case Law, Lawsuits
★ 4.8 (1.1K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Hosting, Version Control, Software Versioning, Web Language, Application Deployment, Cloud Storage, Web Applications, Web Design and Development, Cloud Deployment, Serverless Computing, Public Cloud, Web Presence
★ 4.5 (84) · Beginner · Guided Project · Less Than 2 Hours
Dartmouth College
Skills you'll gain: Memory Management, Command-Line Interface, C (Programming Language), Linux Commands, Linux, Computer Programming Tools, Embedded Systems, File I/O, Embedded Software, Software Visualization, Programming Principles, Computer Engineering, C and C++, Linux Servers, Algorithms, Computer Programming, Software Documentation, Computer Science, Software Engineering, Debugging
★ 4.6 (443) · Beginner · Specialization · 3 - 6 Months

The University of Melbourne
Skills you'll gain: Molecular Biology, Life Sciences, Molecular, Cellular, and Microbiology, Environment, Biochemistry, Drug Development, Cell Biology, Medical Science and Research, Oncology, Pharmacotherapy, Biology, Nutrition and Diet, Public Health
★ 4.8 (847) · Mixed · Course · 1 - 3 Months