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.

Imperial College London
Skills you'll gain: Health Technology, Data Presentation, Data Visualization Software, Telehealth, Agile Methodology, Health Disparities, Health Informatics, Health Care Procedure and Regulation, Health Systems, Electronic Medical Record System, Electronic Medical Record, Health Equity, Interoperability, Public Health, Epidemiology, Digital Analysis, Tableau Software, Model Evaluation, Data Ethics, Digital Transformation
★ 4.6 (357) · Intermediate · Specialization · 1 - 3 Months

University of Toronto
Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Model View Controller, Apple Xcode, Mobile Development, User Interface (UI), Application Design, Application Development, Objective-C (Programming Language), UI Components, Animations, Human Computer Interaction, Interactive Design, Object Oriented Programming (OOP), Memory Management, Application Frameworks, Interaction Design, Mobile Development Tools, Persistence
★ 3.9 (1.6K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Azure Active Directory, Cloud Management, Authorization (Computing), Authentications, Identity and Access Management, Cloud Infrastructure, Cloud Computing, Cloud Solutions, Cloud Security, Single Sign-On (SSO), Kubernetes, Encryption, Data Security, Data Integration
★ 4.9 (16) · Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Scientific Visualization, Image Analysis, Data Visualization Software, Machine Learning Methods, Matlab, Applied Machine Learning, Dimensionality Reduction, Digital Signal Processing, Data Analysis, Data Processing, Mathematical Software, Classification Algorithms, Regression Analysis, Scripting
★ 4.6 (235) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Business Transformation, Digital Transformation, Network Infrastructure, Virtual Networking, Network Architecture, Operational Efficiency, Cloud Infrastructure, Telecommunications, Cloud-Native Computing, Wireless Networks, Hybrid Cloud Computing, Technology Solutions, Cloud Deployment, Emerging Technologies, Network Security, Virtualization, Distributed Computing, Hardware Architecture, Scalability
★ 4.7 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Qualitative Research, Market Research, Strategic Decision-Making, Key Performance Indicators (KPIs), Quantitative Research, Innovation, Target Audience, Data-Driven Decision-Making, Risk Mitigation, Sustainable Business, Benchmarking, Business Acumen, Value Propositions, Descriptive Statistics, Performance Measurement, Risk Management, Team Performance Management, Competitive Analysis, Business Strategy, Data Analysis
★ 4.6 (229) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Azure, Identity and Access Management, Network Security, Cloud Management, Cloud Security, Security Management, Data Storage, Security Information and Event Management (SIEM), Firewall, Role-Based Access Control (RBAC), Security Controls, Continuous Monitoring, Key Management, Computer Security Incident Management, Incident Response, Threat Detection, Virtual Machines, Incident Management
★ 4.6 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Data Visualization, Statistical Analysis, Data Presentation, Data Analysis, Probability Distribution, Statistics, Statistical Methods, Statistical Hypothesis Testing, Data Science, Statistical Programming, Data Visualization Software, Probability & Statistics, Jupyter, Regression Analysis, Statistical Modeling, Descriptive Analytics, Statistical Inference, Correlation Analysis, Probability
★ 4.5 (462) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Looker (Software), Dashboard, Dashboard Creation, Business Intelligence, Data Import/Export, Data Integration, Query Languages, Data Analysis, Data Management
★ 4.3 (15) · Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Kubernetes, Application Deployment, Cloud-Native Computing, Scalability, Containerization, API Gateway, Devops Tools, Cloud Applications, Cloud Storage, Network Troubleshooting, Authentications, DevOps, Development Environment, Debugging, YAML, Software Installation, Network Routing, Google Cloud Platform, Network Protocols, Application Programming Interface (API)
★ 4.6 (11) · Intermediate · Specialization · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Responsible AI, Data Ethics, Governance, Governance Risk Management and Compliance, Compliance Management, Enterprise Risk Management (ERM), Risk Management Framework, Risk Management, Business Ethics, Artificial Intelligence, Ethical Standards And Conduct, Organizational Strategy, Law, Regulation, and Compliance, Artificial Intelligence and Machine Learning (AI/ML), Information Privacy, Generative AI, Information Management, Agentic systems, Generative AI Agents, Business Leadership
★ 4.8 (135) · Beginner · Course · 1 - 3 Months

Skills you'll gain: PostgreSQL, Database Administration, Google Cloud Platform, Database Management, Cloud Management, Disaster Recovery, Operational Databases, Relational Databases, Database Architecture and Administration
★ 4.6 (11) · Beginner · Project · Less Than 2 Hours