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.

LearnKartS
Skills you'll gain: Cloud Computing, Database Management, Resource Management, Cost Management, Business Software
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Microsoft Azure, Kubernetes, Load Balancing, Virtual Networking, Network Monitoring, Containerization, Cloud Storage, Virtual Machines, Identity and Access Management, Data Storage, Application Deployment, Cloud Management, Cloud Computing, Cloud Applications, Cloud Services, Cloud Engineering, Cloud Infrastructure, System Monitoring
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Infrastructure, Data Management, Data Governance, Cloud Computing, Google Cloud Platform, Cloud Computing Architecture, Cloud Technologies, Big Data, Cloud Storage, Data Analysis, Data Warehousing, Data Processing, Digital Transformation, Data Collection, Data Structures
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Data Management, Big Data, Generative Adversarial Networks (GANs), Machine Learning Algorithms, Machine Learning, Deep Learning, Data-Driven Decision-Making, Data Preprocessing, Marketing Strategies, Information Privacy, Autoencoders, Model Evaluation, No-Code Development, Artificial Intelligence, Predictive Analytics, Artificial Neural Networks
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Dashboard, Data Storytelling, Marketing Budgets, Heat Maps, Looker (Software), Process Mapping, Customer Retention, SQL, Data Visualization, Marketing Analytics, Customer Insights, Tableau Software, Statistical Analysis, Predictive Analytics, Business Intelligence, Data Analysis, Time Series Analysis and Forecasting, Data-Driven Decision-Making, R Programming, Python Programming
Intermediate · Specialization · 3 - 6 Months

IE Business School
Skills you'll gain: Survey Creation, Market Research, Business Research, Consumer Behaviour, Marketing Strategies, Marketing, Research Design, Data Analysis, Research Reports, Market Analysis, Customer Analysis, Statistical Analysis, Data Collection, Decision Making, B2B Sales
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Data Presentation, Public Health and Disease Prevention, Trend Analysis, Geographic Information Systems, Data Visualization Software, Chronic Diseases, GIS Software, Health Systems, Health Policy, Infectious Diseases, Health Care, Biostatistics, Risk Analysis, Investigation, Community Health, Data Analysis, Social Determinants Of Health, Statistics
Beginner · Specialization · 3 - 6 Months
SAS
Skills you'll gain: Data Manipulation, SAS (Software), Data Access, Data Import/Export, Microsoft Excel, Data Analysis, Data Transformation, Requirements Analysis, Statistical Programming, Exploratory Data Analysis, Data Validation, Statistical Analysis, Data Wrangling, Data Processing, Data Preprocessing, Pivot Tables And Charts, Data Integration, SQL, Data Cleansing, Descriptive Statistics
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Security Testing, Application Security, Open Web Application Security Project (OWASP), Software Testing, Secure Coding, Test Tools, Regression Testing, Unit Testing, Penetration Testing, Security Controls, Computer Security, Test Driven Development (TDD), Debugging, User Acceptance Testing (UAT), Computer Programming, Python Programming, Node.JS, Information Privacy, JavaScript Frameworks, Javascript
Mixed · Course · 1 - 4 Weeks
University of Toronto
Skills you'll gain: Biostatistics, Life Sciences, Data Analysis
Beginner · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java, Performance Testing, Computer Programming, Java Programming, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 3 - 6 Months

Illinois Tech
Skills you'll gain: Linux, Linux Administration, Open Source Technology, Microsoft Windows, Linux Commands, Ubuntu, Windows PowerShell, User Accounts, File Systems, Command-Line Interface, Unix, Operating Systems, Unix Commands, Red Hat Enterprise Linux, User Provisioning, Bash (Scripting Language), Systems Administration, Windows Servers, Service Management, Security Management
Build toward a degree
Intermediate · Specialization · 3 - 6 Months