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.

LearnQuest
Skills you'll gain: Big Data, Analytics, Data Processing, Data Analysis, Data Strategy, Data Lakes, Data Storage, Data Warehousing, Data Management, Data Infrastructure, Data Architecture, Data Capture, Unstructured Data, Real Time Data
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Scanning, Vulnerability Management, Cybersecurity, Malware Protection, Penetration Testing, Exploitation techniques, Threat Detection, Network Security, Information Systems Security, Security Awareness, Human Factors (Security), Lightweight Directory Access Protocols, Network Protocols
Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Financial Statements, Financial Statement Analysis, Return On Investment, Accrual Accounting, Financial Accounting, Capital Budgeting, Financial Reporting, Accounting, Finance, Inventory Accounting, Financial Analysis, Balance Sheet, Income Statement, Portfolio Management, Capital Expenditure, Equities, Cash Flows, Corporate Finance, Forecasting, Cash Flow Forecasting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Bash (Scripting Language), Systems Administration, Operating System Administration, Shell Script, Linux Commands, Linux Administration, Unix Shell, Linux, Unix, Scripting
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Excel Formulas, Microsoft Excel, Data Cleansing, Data Analysis, Data Import/Export, Spreadsheet Software, Data Wrangling, Data Quality, Pivot Tables And Charts, Google Sheets, Data Manipulation, Data Science, Data Integrity, Information Privacy
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Data Modeling, Oracle SQL Developer, Relational Databases, Database Design, Databases, SQL, Oracle Databases, Database Management, Software Installation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Security Awareness Training, Information Systems Security Assessment Framework (ISSAF), Data Security, Machine Learning, Generative AI, Analysis, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, MySQL Workbench, SQL, Data Cleansing, Query Languages, Data Manipulation, Database Management, Databases, Data Quality, Relational Databases, Data Entry
Intermediate · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, Ideation, Verification And Validation, LLM Application, Productivity, OpenAI, Responsible AI, Generative AI, Artificial Intelligence, Large Language Modeling, Productivity Software, Risk Management Framework, Marketing Automation, Artificial Intelligence and Machine Learning (AI/ML), Creative Thinking, Workflow Management, Content Creation, Automation
Beginner · Specialization · 1 - 3 Months
University of Washington
Skills you'll gain: Supervised Learning, Network Model, Matlab, Machine Learning Algorithms, Artificial Neural Networks, Computer Vision, Computer Science, Reinforcement Learning, Computational Thinking, Mathematical Modeling, Biology, Linear Algebra, Information Architecture, Differential Equations, Probability & Statistics
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: OSI Models, Computer Networking, Virtualization, Data Centers, General Networking, Network Architecture, Networking Hardware, Network Protocols, TCP/IP, Virtual Local Area Network (VLAN), Network Infrastructure, Local Area Networks, Network Model, Cloud Computing
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Operating System Administration, Microsoft Windows, Operating Systems, System Configuration, Firewall, Linux, System Monitoring, Authorization (Computing), File Management, Systems Administration, Data Security
Build toward a degree
Intermediate · Course · 1 - 4 Weeks