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.

Amazon Web Services
Skills you'll gain: Kubernetes, Amazon Web Services, Scalability, Containerization, Cloud Management, Cloud Computing Architecture, Cloud Deployment, Managed Services, Software Versioning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Star Schema, Data Modeling, Data Quality, Data Pipelines, Database Design, Data Mart, Data Validation, Extract, Transform, Load, Data Analysis, Data Warehousing, Data Transformation, Data Management, Version Control
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Systems Administration, Operating System Administration, Information Systems Security, Remote Access Systems, IT Infrastructure, Network Troubleshooting, OSI Models, Computer Networking, Routing Protocols, Desktop Support, Application Security, TCP/IP, Security Strategy, Server Administration, Security Awareness, Technical Support, Microsoft Windows, Computer Hardware, Software Installation, Help Desk Support
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: OpenShift, Kubernetes, Cloud Management, Network Administration, Cloud Computing Architecture, Virtual Networking, Containerization, Network Troubleshooting, System Configuration, API Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: CI/CD, Build Tools, DevOps
Beginner · Course · 1 - 3 Months

Skills you'll gain: Workflow Management, No-Code Development, Process Improvement, Business Process Automation, Process Design, Automation, Project Management Software, Systems Thinking, Slack (Software), Collaborative Software, Cloud-Based Integration, Data Integration
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Effectiveness, Marketing Analytics, Google Analytics, Web Analytics, Verification And Validation, Goal Setting, Web Analytics and SEO, Performance Metric, Transaction Processing, Data Validation, System Testing
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Cybersecurity, Cyber Security Strategy, Threat Modeling, Cyber Security Policies, Cyber Attacks, Cyber Risk, Legal Risk, Security Awareness, Information Systems Security, Human Factors (Security), Computer Security, Public Safety and National Security, Infrastructure Security, Data Security, Risk Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Group Policy, Network Administration, TCP/IP, Application Deployment, Command-Line Interface
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Interactive Data Visualization, Exploratory Data Analysis, Data Visualization Software, Database Design, Shiny (R Package), Dashboard, Data Wrangling, Relational Databases, Statistical Visualization, Statistical Analysis, Big Data, Data Analysis, Microsoft Excel, Analytical Skills, Excel Formulas, Data Manipulation, Web Scraping
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Microsoft
Skills you'll gain: Microsoft Word, Microsoft 365, Collaborative Software, Microsoft Office, Productivity Software, Document Management, Technical Documentation, Microsoft Windows, Writing, Editing, Computer Literacy, Web Content Accessibility Guidelines, Peer Review
Beginner · Course · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Electrical Wiring, Computational Logic, Control Systems, Automation, Simulation and Simulation Software, Human Machine Interfaces, Communication Systems, Applied Mathematics
Beginner · Course · 1 - 3 Months