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.

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

Skills you'll gain: Enterprise Architecture, Apache Kafka, Data Architecture, Generative AI, Data Infrastructure, Root Cause Analysis, Dataflow, Solution Architecture, Data Quality, Data Pipelines, Software Architecture, Data Integration, Cloud Storage, Data Storage, Failure Analysis, Data Processing, Dependency Analysis, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Service Management, Information Technology Infrastructure Library, IT Service Management, Systems Integration, Control Objectives for Information and Related Technology (COBIT), Supplier Relationship Management, Strategic Sourcing, Risk Management Framework, Governance, Process Management, Process Improvement and Optimization, Risk Management, Continuous Improvement Process, Organizational Change, Performance Measurement, Lean Methodologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Scalability, IT Automation, Cloud Computing, Systems Administration, Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Detection, Operating Systems
Beginner · Course · 1 - 3 Months

University of Virginia Darden School Foundation
Skills you'll gain: Digital Transformation, Business Strategy, Cloud Computing Architecture, Competitive Analysis, Cloud Services, Cloud Deployment, Business Transformation, Responsible AI, Cloud Security, Statistical Visualization, Cloud Infrastructure, Big Data, Cloud Platforms, Data Analysis, Statistical Analysis, Cloud Computing, Apache Hadoop, Product Lifecycle Management, Generative AI, Data Science
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Role-Based Access Control (RBAC), Automation, Python Programming, Cloud Infrastructure
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SQL, Jupyter, Data Literacy, Data Mining, Data Modeling, Relational Databases, Stored Procedure, Model Deployment, Databases, Data Science, Big Data, Computer Programming Tools, Query Languages, GitHub, Data Preprocessing, Data Cleansing, R (Software), Cloud Computing, Data Analysis, Python Programming
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Docker (Software), Containerization, Cloud-Native Computing, DevOps, CI/CD, Application Deployment, Data Persistence, YAML, Virtual Networking, Software Installation, Network Planning And Design, Command-Line Interface, System Requirements
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Cloud Computing Architecture, Identity and Access Management, Cloud Infrastructure, AWS Identity and Access Management (IAM), Virtual Machines, Cloud Security, Virtualization, Cloud Computing, Cloud Deployment, Cloud Platforms, Authorization (Computing), Role-Based Access Control (RBAC), User Provisioning, Threat Management, Authentications, Zero Trust Network Access, Multi-Factor Authentication, Threat Detection, Scalability
Beginner · Course · 1 - 4 Weeks

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

Microsoft
Skills you'll gain: Business Software, Computer Hardware, Generative AI, Operating Systems, Data Storage Technologies, Computer Systems, Enterprise Security, System Software, Information Technology, Hardware Troubleshooting, Computer Architecture, Technology Solutions, System Configuration, Technical Support and Services, Servers, Cybersecurity
Beginner · Course · 1 - 4 Weeks