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.

Vanderbilt University
Skills you'll gain: File I/O, Integrated Development Environments, Matlab, Software Development Tools, Programming Principles, Debugging, Computer Programming, Mathematical Software, Linear Algebra, Data Structures, Computational Logic, Algorithms, Problem Solving, Plot (Graphics)
Beginner · Course · 1 - 3 Months
Georgia Institute of Technology
Skills you'll gain: Engineering Analysis, Mechanics, Torque (Physics), Engineering Calculations, Mechanical Engineering, Engineering, Civil Engineering, Structural Analysis, Applied Mathematics, Trigonometry
Mixed · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Threat Management, Vulnerability Management, Cyber Threat Intelligence, Cybersecurity, Cyber Attacks, Vulnerability Assessments, Threat Detection, MITRE ATT&CK Framework, Data Security, Cyber Risk, NIST 800-53, Authorization (Computing), Authentications, Security Strategy, Security Controls, Risk Management Framework, Identity and Access Management, Encryption, Cryptography
Beginner · Course · 1 - 4 Weeks

IIT Guwahati
Skills you'll gain: Package and Software Management, Time Series Analysis and Forecasting, Cloud Computing Architecture, Linear Algebra, Data Structures, Data Warehousing, Data Visualization, Model Evaluation, Database Management, Database Theory, Social Network Analysis, Algorithms, Deep Learning, Portfolio Management, Oral Comprehension, Java Programming, C (Programming Language), Object Oriented Programming (OOP), Spreadsheet Software, Econometrics
Earn a degree
Degree · 1 - 4 Years

Google Cloud
Skills you'll gain: Disaster Recovery, Data Management, Google Cloud Platform, Cloud Infrastructure, Data Integration, Cloud Services, SAP Applications, Identity and Access Management, Cloud Deployment, Cloud Computing, Cloud Security, Cloud Storage, Virtual Machines, Scalability
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Model Context Protocol, OpenAI API, Retrieval-Augmented Generation, AI Workflows, AI Orchestration, OpenAI, LLM Application, Generative AI Agents, Embeddings, Cloud Deployment, Artificial Intelligence and Machine Learning (AI/ML), Application Deployment, Tool Calling, ChatGPT, Artificial Intelligence, Vector Databases, Agentic systems, Prompt Engineering, Application Programming Interface (API), Responsible AI
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Analysis, R Programming, Statistical Programming, Data Analysis, Debugging, Simulations, Computer Programming Tools, Programming Principles, Data Manipulation, Data Structures, Performance Tuning, Data Import/Export
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Operating System Administration, Package and Software Management, IT Infrastructure, Network Troubleshooting, Computer Networking, Infrastructure Security, Encryption, Data Security, Desktop Support, Network Security, Routing Protocols, TCP/IP, Lightweight Directory Access Protocols, Technical Support, Active Directory, Network Protocols, Computer Hardware, Cloud Computing, Customer Service, Debugging
Beginner · Professional Certificate · 3 - 6 Months

University of Minnesota
Skills you'll gain: User Story, Agile Software Development, Software Design Patterns, Design Thinking, Software Development Methodologies, Software Design, Agile Methodology, Agile Project Management, Process Mapping, Software Engineering, Kanban Principles, Software Development Life Cycle, Software Quality Assurance, Program Development, Application Security, Scrum (Software Development), Object Oriented Design, Software Architecture, User Experience Design, Software Quality (SQA/SQC)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Bash (Scripting Language), Relational Databases, Linux Commands, Databases, Operating Systems, Linux, SQL, File Systems, Command-Line Interface, File Management, Authorization (Computing), User Accounts, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Computer Security, OSI Models, Systems Administration, Virtualization, Information Technology, Information Systems Security, Enterprise Security, General Networking, Cybersecurity, Computer Networking, Virtual Machines, Enterprise Architecture, Risk Management Framework
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Incident Response, Computer Security Incident Management, Cybersecurity, Threat Management, Data Security, Cyber Attacks, Endpoint Security, Network Security, Cyber Security Assessment, Firewall
Beginner · Course · 1 - 3 Months