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.

University at Buffalo
Skills you'll gain: Electrical Systems, Electrical Wiring, Electrical Power, Electric Power Systems, HVAC, Construction Inspection, Electrical Equipment, Engineering Calculations, Architectural Design, Mechanical Design, Systems Analysis, Energy and Utilities, Building Codes, Structural Analysis, Cost Estimation
★ 4.7 (732) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Intellectual Property, Data Sharing, Multimedia, Music, Video Production, Data Ethics, Data Access, Electronic Media, Law, Regulation, and Compliance, Photography
★ 4.6 (439) · Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Statistical Analysis, Experimentation, Research Design, Statistical Methods, Statistical Programming, Data Science, Data Analysis, R (Software), Predictive Modeling, Statistical Software, Predictive Analytics, Probability & Statistics, General Science and Research, Correlation Analysis
★ 4.1 (62) · Intermediate · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Systems Development Life Cycle, Software Architecture, Software Development Life Cycle, Software Quality Assurance, Software Design, Software Engineering, Quality Assurance, Systems Analysis, Object Oriented Design, Systems Design, Project Management, Project Planning, Unified Modeling Language, Diagram Design
★ 4.6 (211) · Intermediate · Course · 1 - 3 Months

HubSpot Academy
Skills you'll gain: Closing (Sales), Booking (Sales), Overcoming Objections, Sales Process, Selling Techniques, Sales Prospecting, HubSpot CRM, Sales, Prospecting and Qualification, General Sales Practices, Sales Strategy, Customer Relationship Management (CRM) Software, Customer Relationship Management, Lead Generation, Negotiation, Business Writing, LinkedIn, Value Propositions, Planning
★ 4.7 (538) · Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Graph Theory, Algorithms, Computational Thinking, Data Analysis, Data Structures, Theoretical Computer Science, Network Analysis, Analysis, Programming Principles, Python Programming, Program Development
★ 4.6 (384) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Modeling, Database Design, Data Analysis, Data Visualization Software
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Postman API Platform, Continuous Delivery, Continuous Integration, Web Services, API Design, Test Tools, Spring Framework, Application Programming Interface (API), CI/CD, Test Execution Engine, Service Oriented Architecture, Verification And Validation, Software Testing, Restful API, Interactive Data Visualization, Server Side, Web Applications, Program Development, Virtual Environment, Automation
★ 4.5 (13) · Beginner · Specialization · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Data Processing, Big Data, Data Infrastructure, Data Storage Technologies, Apache Hadoop, Data Analysis, Economics, Policy, and Social Studies, Data Governance, Business Transformation, Distributed Computing, Social Impact
★ 4.7 (2.2K) · Beginner · Course · 1 - 3 Months
University of California San Diego
Skills you'll gain: Statistical Analysis, Experimentation, Usability Testing, Usability, Statistical Programming, Statistical Hypothesis Testing, Data Analysis, Statistical Methods, UI/UX Research, R Programming, User Experience, Data Collection, Human Computer Interaction, Statistics, Data Validation, Statistical Modeling, Regression Analysis, Logistic Regression
★ 3.6 (596) · Intermediate · Course · 1 - 3 Months

Multiple educators
Skills you'll gain: AI literacy, Retrieval-Augmented Generation, AI powered creativity, AI Product Strategy, Productivity Software, Generative AI, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Business Communication, Productivity, Operational Efficiency, Administration, Business Operations, Planning, Project Planning, Business Planning, Project Management, Business Administration, Business
★ 4.8 (74) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Clinical Documentation, Generative AI, Responsible AI, Data Ethics, Medical Coding, Patient Coordination, ChatGPT, Healthcare Project Management, Care Coordination, Electronic Medical Record, Healthcare Ethics, Health Informatics, Patient Communication, Health Information Management, Business Process Automation, Prompt Engineering, Operational Efficiency, Compliance Management, Technology Roadmaps, Change Management
★ 4.3 (58) · Intermediate · Specialization · 1 - 3 Months