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.

Skills you'll gain: Ansible, Infrastructure as Code (IaC), Devops Tools, YAML, IT Automation, Docker (Software), Containerization, Amazon Web Services, Data Security, Performance Tuning, Configuration Management
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Keyword Research, Email Marketing, Digital Marketing Campaigns, Data-Driven Marketing, Digital Marketing, Campaign Management, Digital Media Strategy, Marketing Analytics, Online Advertising, Digital Advertising, Search Engine Marketing, Performance Analysis, Consumer Behaviour, Marketing Strategies, Market Research, Journey Mapping, Key Performance Indicators (KPIs), Web Analytics and SEO, Search Engine Optimization, Campaign Planning
Beginner · Course · 1 - 3 Months

Case Western Reserve University
Skills you'll gain: Nutrition and Diet, Meal Planning And Preparation, Nutrition Education, Goal Setting, Behavioral Management, Overcoming Obstacles, Smart Goals, Habit Formation, Behavior Management, Exercise Science, Chronic Diseases, Self-Awareness
Beginner · Course · 1 - 3 Months

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
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Penetration Testing, Exploit development, Metasploit, Application Security, Security Testing, Cyber Security Assessment, Vulnerability Scanning, Brute-force attacks, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Memory Management, Amazon Web Services, SQL, Amazon Elastic Compute Cloud, Operating Systems, Data Validation
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Health Technology, Telehealth, Health Disparities, Health Informatics, Health Systems, Electronic Medical Record System, Electronic Medical Record, Health Equity, Interoperability, Public Health, Epidemiology, Big Data, Public Health and Disease Prevention, Digital Transformation, Applied Machine Learning, Health Information Management, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Data Integration
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Storytelling, Data Literacy, Business Analytics, Presentations, Data-Driven Decision-Making, Data Analysis, Analytics, Technical Communication, Case Studies, Predictive Analytics, Correlation Analysis
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI Agents, Retrieval-Augmented Generation, Prompt Engineering, Generative AI, Google Gemini, Prompt Patterns, AI Enablement, AI Product Strategy, Agentic Workflows, Prompt Engineering Tools, Agentic systems, Strategic Planning, LLM Application, Google Cloud Platform, AI Workflows, Customer experience improvement, Organizational Strategy, Tool Calling, Innovation, Organizational Change
Beginner · Course · 1 - 3 Months

New York University
Skills you'll gain: Network Security, Firewall, IT Security Architecture, Distributed Denial-Of-Service (DDoS) Attacks, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Cybersecurity, Threat Detection, Cyber Threat Intelligence, Cyber Attacks, Security Controls, Enterprise Security, Network Protocols, Proxy Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Windows PowerShell, Active Directory, Scripting, IT Automation, Network Monitoring, Scripting Languages, Microsoft Windows, Windows Servers, Shell Script, User Accounts, Microsoft Servers, Command-Line Interface, Network Administration, Remote Access Systems, Servers, Systems Administration, User Interface (UI), UI Components, Server Administration, Authentications
Beginner · Specialization · 1 - 4 Weeks

Coursera
Skills you'll gain: Excel Macros, Microsoft Excel, Data Manipulation, Advanced Analytics, Visual Basic (Programming Language), Data Analysis, Productivity Software, Debugging, Spreadsheet Software, Automation, Strategic Decision-Making, Scripting, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Threat Hunting, Endpoint Detection and Response, Threat Detection, Incident Response, Cloud Security, Cyber Threat Intelligence, Computer Security Incident Management, Microsoft Azure, Security Information and Event Management (SIEM), Endpoint Security, Azure Active Directory, Incident Management, Security Controls, Multi-Cloud, Anomaly Detection, Email Security, Hybrid Cloud Computing, Role-Based Access Control (RBAC), Automation, Query Languages
Intermediate · Course · 1 - 4 Weeks