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 Illinois Urbana-Champaign
Skills you'll gain: Mergers & Acquisitions, Intercompany Accounting, Equities, Corporate Accounting, Investment Banking, Investments, Technical Accounting, Specialized Accounting, Financial Accounting, Business Valuation, Accounting, Financial Reporting, Consolidation, Financial Statements
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Record Keeping, Vulnerability Scanning, Security Testing, Data Management, Cloud Management, Records Management, Cloud Computing Architecture, Authentications, Cloud Standards, IT Security Architecture, Firewall, Cyber Attacks, Cybersecurity, Cyber Threat Intelligence, Authorization (Computing), Generative Adversarial Networks (GANs), Active Directory, Data Ethics, AI Security
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Prompt Engineering, Google Gemini, Responsible AI, Generative AI Agents, Retrieval-Augmented Generation, Gemini, Generative AI, AI Product Strategy, Google Workspace, AI Enablement, Generative Model Architectures, Prompt Engineering Tools, Google Cloud Platform, AI literacy, AI Security, Large Language Modeling, Data Ethics, Artificial Intelligence, Cloud Computing, Collaboration
Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Prompt Engineering, Responsible AI, AI literacy, AI powered creativity, AI Enablement, Anthropic Claude, Generative AI, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Data Ethics, ChatGPT, Emerging Technologies, Deep Learning, Machine Learning, Information Privacy
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Database Design, Database Systems, Relational Databases, Database Software, Databases, Database Application, NoSQL, Database Management Systems, Database Management, Database Development, Machine Learning Algorithms, SQL, Big Data, Model Evaluation, Apache Hadoop, MySQL, Statistical Analysis, Database Theory, Data Analysis, Data Preprocessing
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Docker (Software), Containerization, CI/CD, R Programming, Application Deployment, Development Environment, Software Installation, Data Persistence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, AI Integrations, Agentic Workflows, Responsible AI, AI Orchestration, Authorization (Computing), JSON, Agentic systems, Context Management, Requirements Elicitation
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: File Systems, Linux Administration, Data Storage Technologies, Linux, Data Loss Prevention, Linux Commands, File Management, Software Installation, Data Maintenance, Data Storage, Data Management, Systems Architecture, System Configuration, Data Integrity, Hardware Architecture, Command-Line Interface, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Cybersecurity, Cyber Attacks, Cryptography, Information Systems Security, Cyber Security Policies, Encryption, Data Security, Cyber Security Strategy, Security Management, Network Security, IT Security Architecture, Computer Security, Security Controls, Cryptographic Protocols, Advanced Encryption Standard (AES), Network Protocols, Cyber Threat Intelligence, Security Strategy, Payment Card Industry (PCI) Data Security Standards, Data Storage Technologies
Mixed · Course · 1 - 3 Months

Interactive Brokers
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainable Development, Market Data, Corporate Sustainability, Investment Management, Sustainability Standards, Sustainable Business, Environmental Regulations, Financial Market, Investments, Data Ethics, Sustainability Reporting, Financial Data, Market Analysis, Business Ethics, Regulatory Compliance, Environmental Issue, Capital Markets, Data Science, Risk Management
Beginner · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Data Security, Security Testing, Threat Detection, Cyber Threat Intelligence, Cyber Attacks, Cyber Risk, Cyber Security Strategy, AI Integrations, Intrusion Detection and Prevention, Cyber Threat Hunting, Data Management, Cybersecurity, Cyber Governance, Artificial Intelligence and Machine Learning (AI/ML), Security Management, Security Awareness, Security Strategy, AI Product Strategy, Security Software, Generative AI
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Product Support, Google Cloud Platform, Technical Support and Services, Help Desk Support, Cloud Management, Technical Support, Cloud Services, Identity and Access Management, Service Level, Technical Communication, Data Loss Prevention, Issue Tracking, Technical Documentation, Incident Management
Beginner · Course · 1 - 4 Weeks