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 Virginia
Skills you'll gain: Usability Testing, Continuous Delivery, Product Testing, Agile Product Development, Continuous Deployment, DevOps, Agile Methodology, Agile Software Development, User Research, Product Development, Lean Methodologies, Innovation
★ 4.7 (1K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Dashboard Creation, Dashboard, Data Transformation, Interactive Data Visualization, Data Manipulation, Data Analysis, Statistical Analysis, Query Languages, Data Visualization Software, Statistical Methods, Data Presentation, Ad Hoc Reporting, Continuous Monitoring
★ 4.9 (140) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Linux Commands, Virtual Private Networks (VPN), Linux Servers, System Monitoring, Operating System Administration, Public Key Infrastructure, Ubuntu, Version Control, File Management, Command-Line Interface, Intrusion Detection and Prevention, Git (Version Control System), File Systems, User Accounts, Firewall, Cloud Computing Architecture, DevOps
★ 4.5 (1.2K) · Beginner · Specialization · 3 - 6 Months

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

Skills you'll gain: QuickBooks (Accounting Software), Canva (Software), Business Intelligence, Calendar Management, Productivity Software, Business Intelligence Software, Customer Relationship Management (CRM) Software, Presentations, Sales Pipelines, Google Workspace, Accounting Software, Business Analytics, Customer Relationship Management, Accounting and Finance Software, Collaborative Software, Workflow Management, Project Management, Process Design, Teamwork, Financial Management
Beginner · Course · 3 - 6 Months

Skills you'll gain: Focus Group, Prompt Engineering, Qualitative Research, Market Research, Discussion Facilitation, Data Synthesis, Customer Insights, Business Research, Real Time Data, User Feedback, Analysis, Design Research, Data Analysis, Artificial Intelligence, AI Integrations, Generative AI
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Dashboard, Dashboard Creation, Data Storytelling, Advanced Analytics, Data Visualization Software, Data Presentation, Statistical Visualization, Data Visualization, Microsoft Power Platform, Interactive Data Visualization, Data Analysis, Analytics, Statistical Analysis, Statistical Reporting, Descriptive Statistics, Analysis, Data-Driven Decision-Making, Web Content Accessibility Guidelines, Database Design
Beginner · Course · 1 - 3 Months
Google Cloud
Skills you'll gain: Google Workspace, File Management, Document Management, Collaborative Software, Cloud Storage, Productivity Software, Data Sharing, Business Software, Content Management, Role-Based Access Control (RBAC), Identity and Access Management
★ 4.7 (70) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Sheets, Data-Driven Decision-Making, Looker (Software), Dashboard, Data Storytelling, Data Presentation, Data Visualization Software, Data Visualization, Spreadsheet Software, Dashboard Creation, SQL, Big Data, Business Intelligence, Data Pipelines, Data Analysis, Data Transformation, Google Workspace, Extract, Transform, Load, Data Warehousing, Data Management
★ 4.3 (127) · Beginner · Specialization · 3 - 6 Months

University of Virginia
Skills you'll gain: Agile Software Development, Agile Product Development, Agile Methodology, Agile Project Management, Team Performance Management, Team Management, Team Building, Team Leadership, Sprint Retrospectives, Backlogs, Kanban Principles, User Story, Innovation, Process Improvement, Selling Techniques, Customer experience improvement, Discussion Facilitation
★ 4.7 (1.4K) · Mixed · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Postman API Platform, Restful API, Authentications, Application Programming Interface (API), Scripting, JSON, Extensible Languages and XML, IT Automation, Extensible Markup Language (XML), API Testing, Network Protocols, YAML, Network Monitoring, Automation, Network Engineering, Scripting Languages, Python Programming, Real Time Data
★ 4.6 (35) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Site Reliability Engineering, Infrastructure as Code (IaC), Google Cloud Platform, Dataflow, Application Deployment, Cloud Computing Architecture, Identity and Access Management, Cloud Infrastructure, Google App Engine, Kubernetes, Cloud Solutions, Cloud Services, Cloud Computing, Cloud Storage, Cloud Management, CI/CD, Cloud Security, Network Monitoring, Big Data, Load Balancing
★ 4.8 (16) · Intermediate · Specialization · 1 - 3 Months