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.

Macquarie University
Skills you'll gain: Marketing Analytics, Customer Analysis, Customer Insights, Digital Media Strategy, Data-Driven Marketing, Marketing Effectiveness, Digital Marketing, Customer Data Management, Digital Analysis, Marketing Strategies, Social Media Marketing, Customer Engagement, Customer experience strategy (CX), Predictive Analytics, Analytics, Data Analysis Software, Consumer Behaviour, Big Data, Data Integration, Data Analysis
★ 4.7 (462) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Looker (Software), Google Cloud Platform, Big Data, Data Visualization, SQL, Data Presentation, Dashboard, Applied Machine Learning, Data Visualization Software, Dashboard Creation, Performance Tuning, Data Transformation, Machine Learning, Data Integrity, Data Validation, Data Cleansing, Model Evaluation, Model Training, Data Quality, Data Wrangling
★ 4.5 (13) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Storage, Data Architecture, Cloud Security, Database Management, Cloud Platforms, Databases, Security Management, User Provisioning, Role-Based Access Control (RBAC)
★ 3.8 (10) · Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Microsoft Azure, Kubernetes, Containerization, Virtual Machines, Application Deployment, Cloud Deployment, Cloud Computing, Cloud Applications, Infrastructure As A Service (IaaS), Computing Platforms, Cloud Infrastructure, Virtualization and Virtual Machines, Infrastructure as Code (IaC), Scalability, Scripting
★ 4.1 (23) · Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Spatial Data Analysis, Geospatial Mapping, Geospatial Information and Technology, Geographic Information Systems, Spatial Analysis, Geostatistics, GIS Software, Global Positioning Systems, Land Development, 3D Modeling, Visualization (Computer Graphics), Engineering, Scientific, and Technical Instruments, Survey Creation, Engineering Calculations, Trigonometry, Systems Of Measurement, Numerical Analysis
★ 4.7 (144) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Security, Security Testing, Risk Management Framework, Systems Development Life Cycle, Secure Coding, Threat Modeling, Software Testing, Software Development, Software Development Life Cycle, Web Applications, Vulnerability Scanning, Development Testing, Software Development Methodologies, Application Programming Interface (API), Code Reusability, Databases, Agile Methodology, Exploitation techniques, Data Validation
★ 5 (20) · Advanced · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Dashboard, Dashboard Creation, Tableau Software, Interactive Data Visualization, Data Visualization Software, Data Modeling, Data Visualization, SQL, Data Presentation, E-Commerce, Performance Reporting, Databases, Data Manipulation, Data Storytelling, Data Analysis, Performance Analysis, Relational Databases, Business Intelligence, Data Transformation, Financial Analysis
★ 4.8 (103) · Beginner · Specialization · 3 - 6 Months

Rutgers the State University of New Jersey
Skills you'll gain: Request For Quotation (RFQ), Stakeholder Management, Procurement, Request for Proposal, Case Studies
★ 4.7 (628) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Storytelling, Data Analysis Expressions (DAX), Data Presentation, Power BI, Data Ethics, Dashboard Creation, Dashboard, Data Visualization Software, Data Modeling, Data Governance, Extract, Transform, Load, Data Visualization, Business Intelligence, Interactive Data Visualization, Statistical Visualization, Data Analysis, Statistical Analysis, Correlation Analysis, Data Architecture, Data Cleansing
★ 4.7 (181) · Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Semiconductors, Display Devices, Computer Displays, Systems Design, Electrical Engineering, Technical Design, Electronics, Electronics Engineering, Electrical and Computer Engineering, Engineering, Scientific, and Technical Instruments, Hardware Design, Electronic Hardware, Materials science, Electronic Components, Image Quality, Technology Solutions, Engineering Calculations, Mathematical Modeling, Physics, Emerging Technologies
★ 3.8 (117) · Advanced · Specialization · 3 - 6 Months
The University of Hong Kong
Skills you'll gain: Journalism, digital literacy, Media and Communications, Research, Investigation, Digital Communications, Ethical Standards And Conduct
★ 4.8 (236) · Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Research Design, Epidemiology, Data Collection, Research Methodologies, Research, Public Health and Disease Prevention, Medical Science and Research, Statistical Methods, Statistical Analysis
★ 4.9 (256) · Intermediate · Course · 1 - 4 Weeks