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.

Wesleyan University
Skills you'll gain: Editing, Storytelling, Peer Review, Writing and Editing, Writing, Creativity
Beginner · Specialization · 3 - 6 Months

Palo Alto Networks
Skills you'll gain: Cybersecurity, Cyber Attacks, Network Security, Zero Trust Network Access, Malware Protection, IT Security Architecture, Firewall, Computer Security, AI Security, Endpoint Security, Cyber Threat Intelligence, Endpoint Detection and Response, Security Architecture Review, Exploitation techniques, Cloud Security, System Configuration, Cloud Computing, Software As A Service, Cryptography, Authentications
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Docs, Google Workspace, Productivity Software, Collaborative Software, Document Management, File Management, Version Control, Editing, Cloud Storage
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Warehousing, Extract, Transform, Load, IBM DB2, Star Schema, PostgreSQL, Snowflake Schema, Data Mart, Data Architecture, Data Modeling, Database Design, Database Systems, Data Lakes, Data Integration, Query Languages, Data Validation, Data Cleansing, SQL, Data Quality
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Revenue Recognition, Data Presentation, Data Visualization, Business Workflow Analysis, Accrual Accounting, Financial Statements, Accruals, Storytelling, Cash Flows, Accounting, Financial Statement Analysis, Business Analytics, Financial Accounting, Business Analysis, Big Data, Asset Management, Analytics, Data Analysis, Intellectual Property
Intermediate · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Information Technology Infrastructure Library, Service Management, IT Service Management, Information Technology, IT Management, Information Technology Operations, Operations Management, Asset Management, Operations
Mixed · Course · 1 - 4 Weeks

Atlassian
Skills you'll gain: Jira (Software), Agile Methodology, Scrum (Software Development), Kanban Principles, Agile Software Development, Agile Project Management, Lean Methodologies, Backlogs, Agile Product Development, Project Management Software, Sprint Planning, User Story, Workflow Management, Project Management, Issue Tracking, Configuration Management, Query Languages, Software Versioning, Continuous Improvement Process, User Accounts
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure Active Directory, Data Security, Multi-Factor Authentication, Microsoft Azure, Role-Based Access Control (RBAC), Cloud Security, Active Directory, Threat Modeling, Security Strategy, Authentications, Data Storage, Application Security, Database Architecture and Administration, IT Security Architecture, Virtual Machines, Microsoft SQL Servers, Infrastructure Security, Kubernetes, Continuous Monitoring, Web Applications
Intermediate · Professional Certificate · 3 - 6 Months

Microsoft
Skills you'll gain: Network Security, Network Protocols, TCP/IP, Cloud Computing, Firewall, Cloud Services, General Networking, Networking Hardware, Network Architecture, OSI Models, Microsoft Azure, Computer Networking, Network Infrastructure, Network Monitoring, Software As A Service, Virtualization
Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: Predictive Modeling, Predictive Analytics, Microsoft Excel, Excel Formulas, Classification Algorithms, Data-Driven Decision-Making, Business Analytics, Financial Forecasting, Data Analysis, Model Evaluation, Business Risk Management, Data Literacy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Programming Interface (API), Microsoft Azure, Cloud API, Computer Vision, Artificial Intelligence and Machine Learning (AI/ML), User Accounts, Image Analysis, Artificial Intelligence, Cloud Computing, Software Development
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Debugging, Python Programming, Cybersecurity, Scripting, Programming Principles, File I/O, IT Automation, Scripting Languages, Data Import/Export, Algorithms, Automation, Computer Programming, Maintainability, Data Structures
Beginner · Course · 1 - 4 Weeks