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 of Michigan
Skills you'll gain: Data Processing, Data Visualization, Data Presentation, Data Cleansing, Data Collection, Data Visualization Software, Data Manipulation, Data Access, Data Wrangling, Python Programming, Web Analytics and SEO, Algorithms, Data Analysis, Web Scraping, Scripting
★ 4.7 (14K) · Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Presentations, Data Governance, SQL, Data Presentation, Apache Spark, Distributed Computing, Descriptive Statistics, Data Lakes, Data Storytelling, Peer Review, Data Quality, Exploratory Data Analysis, Descriptive Analytics, Data Architecture, Data Literacy, Data Pipelines, Databricks, Data Analysis, Complex Problem Solving, JSON
★ 4.6 (17K) · Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Cloud Infrastructure, Data Management, Data Governance, Cloud Computing, Google Cloud Platform, Cloud Services, Cloud Computing Architecture, Cloud Platforms, Cloud Technologies, Big Data, Analytics, Public Cloud, Cloud Storage, Data Analysis, Data Warehousing, Data Storage, Data Processing, Digital Transformation, Data Collection, Data Structures
★ 4.6 (168) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft 365, Microsoft Office, Collaborative Software, Microsoft Teams, Productivity Software, Endpoint Security, Security Controls, Business Process Automation, Automation, Microsoft Outlook, Data Security, Cloud Applications, Microsoft Word, Microsoft PowerPoint, Microsoft Excel
★ 4.6 (142) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Penetration Testing, Vulnerability Scanning, Security Testing, Cyber Security Assessment, Cybersecurity, Network Security, Cyber Attacks, Cryptography, Kubernetes, Application Security, Cloud Infrastructure, Cyber Security Strategy, Cyber Threat Intelligence, Cyber Threat Hunting, Cyber Operations, Security Controls, Security Awareness, Cyber Risk, Security Strategy
★ 4.6 (292) · Beginner · Specialization · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Amazon Bedrock, Amazon Web Services, Agentic Workflows, LLM Application, Anthropic Claude, Generative AI Agents, Agentic systems, Retrieval-Augmented Generation, Tool Calling, Cloud Computing, Generative AI, Model Deployment, Prototyping, Bash (Scripting Language), Embeddings, Large Language Modeling, Restful API, Prompt Engineering, Vector Databases, Rust (Programming Language)
Beginner · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: User Experience Design, Prototyping, User Experience, User Centered Design, User Interface and User Experience (UI/UX) Design, Usability, Requirements Analysis, UI/UX Research, Requirements Elicitation, User Interface (UI), Design Research, Interaction Design, User Interface (UI) Design, Usability Testing, User Research
★ 4.6 (9K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Authentications, Azure Active Directory, Zero Trust Network Access, Role-Based Access Control (RBAC), Identity and Access Management, Active Directory, Single Sign-On (SSO), Authorization (Computing), User Provisioning, Microsoft Azure, Multi-Factor Authentication, Security Controls, Cyber Security Policies, IT Security Architecture, Enterprise Security
★ 4.4 (191) · Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Cybersecurity, Cyber Security Policies, Cyber Risk, Cyber Attacks, Cyber Governance, Cyber Security Strategy, Security Management, Infrastructure Security, Data Security, Threat Modeling, Computer Security, Security Awareness, Risk Management, Enterprise Security, Vulnerability, Governance, General Networking, Public Safety and National Security, Threat Detection, Artificial Intelligence
★ 4.7 (3.3K) · Beginner · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Compliance Training, Compliance Management, Regulatory Compliance, Health Insurance Portability And Accountability Act (HIPAA) Compliance, General Data Protection Regulation (GDPR), Medical Privacy, Law, Regulation, and Compliance, Legal Risk, Information Privacy, Governance Risk Management and Compliance, Personally Identifiable Information, Regulatory Requirements, Regulation and Legal Compliance, Internal Communications, Procedure Development, Data Security, Continuous Monitoring, Health Information Management, Risk Management, Business Strategy
★ 4.8 (2.9K) · Intermediate · Specialization · 3 - 6 Months

Universidad Austral
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Data Analysis, Data Visualization, Data Import/Export, Data Entry, Productivity Software, Presentations, Data Management, Financial Analysis
★ 4.8 (5.5K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Development, Software Engineering, Relationship Building, Professional Development, Follow Through, Communication Strategies, Professionalism, Verbal Communication Skills, Problem Solving, Communication
★ 4.8 (385) · Beginner · Course · 1 - 4 Weeks