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.

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, MITRE ATT&CK Framework, Security Testing, Payment Card Industry (PCI) Data Security Standards, NIST 800-53, Network Analysis, General Data Protection Regulation (GDPR), Cloud Computing
★ 4.8 (9) · Intermediate · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Bioinformatics, Molecular Biology, R (Software), Informatics, Network Analysis, Data Analysis, Data Visualization Software, Data Processing, Scientific Visualization, Structural Analysis, Heat Maps
★ 4.8 (488) · Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Differentiated Instruction, Teaching, Instructional Strategies, Oral Comprehension, Digital pedagogy, Literacy, Oral Expression, Pedagogy, digital literacy, Learning Styles, Media and Communications, Multimedia, Higher Education, Cultural Diversity, Language Learning, Writing
★ 4.7 (180) · Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Package and Software Management, Linux Administration, Shell Script, Ubuntu, User Accounts, Linux, Devops Tools, Unix Shell, Linux Servers, Linux Commands, Red Hat Enterprise Linux, Bash (Scripting Language), Kubernetes, Command-Line Interface, Network Troubleshooting, Containerization, Ansible, File Systems, Application Deployment, Authentications
★ 4.6 (31) · Intermediate · Specialization · 1 - 3 Months

University of Lausanne
Skills you'll gain: Balance Sheet, Income Statement, Cash Flows, Financial Accounting, Cash Management, Financial Statements, Accounting, Financial Statement Analysis, Accruals, General Accounting, Accrual Accounting, Financial Reporting, Financial Analysis, Standard Accounting Practices, Profit and Loss (P&L) Management, Corporate Finance
★ 4.7 (293) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Computational Logic, Code Reusability, Data Structures, Diagram Design, Data Store, Dataflow, Functional Design, Microsoft Azure, Automation, Program Development, Performance Tuning, Data Management, System Configuration, Interactive Data Visualization, Data Integration, Fine-tuning, Communication, Simulations
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Disaster Recovery, Server Administration, Windows Servers, Microsoft Servers, Servers, Network Troubleshooting, Systems Administration, VMware ESX Servers, IT Infrastructure, Linux Servers, Virtualization and Virtual Machines, Virtualization, Hardware Troubleshooting, Operating System Administration, vCenter Server Management, Virtual Machines, Data Storage Technologies, IT Automation, Remote Access Systems, Data Maintenance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Model Deployment, Unstructured Data, MLOps (Machine Learning Operations), Tensorflow, Applied Machine Learning, Big Data, Model Training, Machine Learning, Artificial Intelligence
★ 4.7 (47) · Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Spatial Data Analysis, Environmental Issue, Geospatial Information and Technology, Environment and Resource Management, Environmental Science, Geographic Information Systems, Oil and Gas, Environmental Resource Management, Natural Resource Management, Sustainable Systems, Petroleum Industry, Physical Science, Environment, Vibrations, Laboratory Experience, Materials science, Hazard Analysis
★ 4.9 (539) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Terraform, Infrastructure As A Service (IaaS), Load Balancing, Cloud Computing Architecture, Cloud Solutions, Virtual Private Networks (VPN), Cloud Computing, Cloud-Based Integration, Infrastructure as Code (IaC), Virtual Machines, Managed Services, Cloud Deployment, Cloud Management, Cloud Services, Virtual Networking, General Networking, IT Automation, Network Security
★ 4.9 (226) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Security, Network Troubleshooting, Software-Defined Networking, Network Engineering, Network Monitoring, Virtual Networking, TCP/IP, Network Architecture, Computer Networking, Network Performance Management, Network Protocols, General Networking, Cybersecurity, Network Infrastructure, Network Administration, Local Area Networks, Network Analysis, OSI Models, Network Model, Network Routing
★ 4.6 (11) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Cloud Hosting, Cloud Computing, Cloud Services, Cloud Deployment, Cloud Platforms, Cloud Technologies, Public Cloud, Cloud Computing Architecture, Cloud Infrastructure, Managed Services, Computing Platforms, Infrastructure As A Service (IaaS), Serverless Computing, Microsoft Azure, Software As A Service, Hybrid Cloud Computing, Platform As A Service (PaaS), Distributed Computing, Emerging Technologies, Kubernetes
★ 4.5 (27) · Beginner · Course · 1 - 3 Months