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.

Coursera
Skills you'll gain: Concision, Slack (Software), Team Building, Team Collaboration, Internal Communications, Team Performance Management, Communication, Communication Strategies, Business Writing, Recognizing Others, Writing, Business Correspondence, Cross-Functional Team Leadership
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Lightweight Directory Access Protocols, Splunk, System Monitoring, Data Maintenance, Role-Based Access Control (RBAC), Authentications, Enterprise Application Management, Data Storage, Data Management, Data Infrastructure, Security Controls, Authorization (Computing), Records Management, Enterprise Security, Disaster Recovery, Identity and Access Management, Data Integrity, User Accounts, Dataflow, System Configuration
Mixed · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Predictive Analytics, Predictive Modeling, Feature Engineering, Regression Analysis, Analytics, Data Analysis, Data Preprocessing, Data Quality, Data Cleansing, Data Integrity, Model Training, Data Wrangling, Data Validation, Data Transformation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Simple Object Access Protocol (SOAP), Service Oriented Architecture, Enterprise Architecture, Web Services, Application Programming Interface (API), Data Modeling, Back-End Web Development, API Design, Extensible Markup Language (XML), Application Development
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Transformation, Data-Driven Decision-Making, Looker (Software), Data Cleansing, Data Processing, Google Cloud Platform, Analytics, Big Data, Data Analysis, Data Visualization Software, Data Storytelling, Data Storage, Data Storage Technologies, Dashboard Creation, Data Sharing, Exploratory Data Analysis, SQL
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Tableau Software, Data Analysis, Data Visualization Software, Dashboard Creation, Spreadsheet Software, Data Presentation, Trend Analysis, Dashboard, Statistical Visualization, Data Visualization, Interactive Data Visualization, Microsoft Excel, Data Transformation, Predictive Analytics, Statistical Analysis, Forecasting, Microsoft PowerPoint, Microsoft Office, Productivity Software, Data Management
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, AI Security, Cloud Deployment, Generative AI, Google Cloud Platform, Cloud Security, Security Controls, Security Engineering, System Configuration, Collaborative Software
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Epidemiology, Health Disparities, Public Health, Public Health and Disease Prevention, Health Equity, Social Determinants Of Health, Health Policy, Health Information Management and Medical Records, Childbirth, Demography, Maternal Health, Policty Analysis, Research, and Development, Medical History Documentation, Data Collection, Medical Coding, Record Keeping, ICD Coding (ICD-9/ICD-10), Health Information Management, Chronic Diseases, Diversity Equity and Inclusion Initiatives
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data-Driven Decision-Making, Data Analysis, Analytics, Google Cloud Platform, Data Visualization Software, Data Transformation, Dashboard, Data Cleansing, Dashboard Creation, Data Storage Technologies, Data Storage, Data Sharing, SQL, Query Languages
Beginner · Course · 1 - 3 Months

Skills you'll gain: Predictive Modeling, Model Evaluation, Predictive Analytics, Classification And Regression Tree (CART), Statistical Modeling, Risk Modeling, Advanced Analytics, Decision Tree Learning, R Programming, Data Analysis, Model Training, Logistic Regression, Feature Engineering, Model Deployment, Data Import/Export, Data Mining, Data Validation, Exploratory Data Analysis, Data Persistence, Data Wrangling
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Dashboard, Dashboard Creation, Sales Process, Sales, Customer Relationship Management (CRM) Software, Data Transformation, Data-Driven Decision-Making, Customer Relationship Management, Data Presentation, Analytics, Performance Analysis, Pivot Tables And Charts, Analysis, Power BI, Predictive Analytics, Performance Metric, Business Metrics, Visualization (Computer Graphics), Negotiation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: AI Security, LLM Application, Open Web Application Security Project (OWASP), Large Language Modeling, Model Deployment, Security Controls, Security Architecture Review, Security Software, Application Programming Interface (API), System Configuration
Beginner · Course · 1 - 3 Months