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.

Microsoft
Skills you'll gain: Azure Active Directory, Microsoft Azure, Web Applications, Cloud Applications, Application Security, Identity and Access Management, Cloud Security, Authorization (Computing), Key Management, Application Development, Security Strategy, Application Programming Interface (API), Authentications, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Command-Line Interface, Virtualization and Virtual Machines, Network Security, Virtualization, Operating Systems, Hardware Troubleshooting, Information Technology Operations, Network Troubleshooting, Computer Hardware, Network Support, Cloud Computing, Mac OS, Security Controls, Microsoft Windows, Information Systems Security, System Configuration, Operating System Administration, Network Infrastructure, Data Storage, Peripheral Devices
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Performance Management, Virtual Networking, Network Monitoring, Performance Tuning, Network Troubleshooting, Virtual Private Networks (VPN), Load Balancing, Performance Testing, Google Cloud Platform, Test Tools, Network Analysis, Virtual Machines
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Persuasive Communication, Critical Thinking, Report Writing, Communication, Writing, Deductive Reasoning, Communication Strategies, Analytical Skills, Research, Decision Making, Problem Solving, Emotional Intelligence
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Identity and Access Management, Google Cloud Platform, Cloud Infrastructure, Cloud Computing, Cloud Management, Cloud Solutions, Infrastructure As A Service (IaaS), Data Storage Technologies, Cloud Computing Architecture, Data Storage, Cloud Services, Cloud Storage, Security Controls, Role-Based Access Control (RBAC), Authorization (Computing), System Monitoring, Capacity Management, Encryption
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: User Experience Design, Web Design
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Hardening, Cybersecurity, Security Testing, Vulnerability Assessments, Network Analysis, Exploitation techniques, Linux, System Configuration, Linux Administration, Virtual Machines, Linux Commands, Operating Systems, Software Installation
Mixed · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Database Design, MySQL, Relational Databases, SQL, Database Development, Database Management, Data Modeling, Database Systems, Query Languages, Databases, Business Analytics, Big Data, Business Analysis, Data Analysis, Data Management
Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Statements, Financial Statement Analysis, Financial Forecasting, Budget Management, Variance Analysis, Financial Analysis, Income Statement, Balance Sheet, Performance Measurement, Forecasting, Management Accounting, Return On Investment, Financial Data, Cash Flow Forecasting, Cost Management, Budgeting, Financial Modeling, Finance, Accounting, Financial Accounting
Beginner · Specialization · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, General Networking, Network Security, Cybersecurity, Computer Networking, Record Keeping, Data Sharing
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Dataflow, Serverless Computing, Data Pipelines, Cloud Security, Data Security, Data Processing, Identity and Access Management, Security Controls, Google Cloud Platform, Containerization, Data Storage Technologies, Interoperability, Application Frameworks
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Ansible, Package and Software Management, YAML, Configuration Management, System Configuration, Linux Administration, Unix, IT Automation, Automation, Web Applications, Unix Shell, Code Reusability, File Management, Cloud Infrastructure, DevOps, User Accounts
Beginner · Course · 1 - 4 Weeks