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.

Georgia Institute of Technology
Skills you'll gain: Structural Analysis, Structural Engineering, Mechanical Engineering, Failure Analysis, Engineering Analysis, Mechanics, Materials science, Engineering, Engineering Calculations, Mathematical Modeling, Safety Assurance, Laboratory Testing, Trigonometry
★ 4.8 (3.5K) · Mixed · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Security, Network Protocols, Network Performance Management, Network Architecture, Network Monitoring, Role-Based Access Control (RBAC), Network Troubleshooting, Network Administration, Computer Networking, TCP/IP, Network Planning And Design, Cybersecurity, Routing Protocols, Firewall, Network Routing, Network Analysis, IT Infrastructure, Cloud Computing, Automation
★ 4.8 (21) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Azure Active Directory, Active Directory, Microsoft Azure, Multi-Factor Authentication, Authentications, User Accounts, Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, User Provisioning, Cloud Security, Single Sign-On (SSO), Hybrid Cloud Computing, Self Service Technologies
★ 4.5 (100) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vision Transformer (ViT), Generative Model Architectures, Model Optimization, MLOps (Machine Learning Operations), Generative AI, AI Integrations, Large Language Modeling, Model Deployment, Model Training, Tensorflow, PyTorch (Machine Learning Library), Embeddings, Retrieval-Augmented Generation, Image Analysis, Deep Learning, Applied Machine Learning, Computer Vision, Natural Language Processing, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Risk Management, Continuous Monitoring, Security Management, Enterprise Risk Management (ERM), Risk Management Framework, Cyber Risk, Risk Appetite, Risk Mitigation, Governance, Governance Risk Management and Compliance, Risk Control, Cyber Security Strategy, Operational Risk, Risk Analysis, Vulnerability Assessments, Cyber Governance, Business Continuity, Business Continuity Planning, Security Controls, AI Security
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Machine Learning Algorithms, Internet Of Things, Artificial Intelligence, Unsupervised Learning, Python Programming, Embedded Software, Computer Vision, Peripheral Devices, Integrated Development Environments, Deep Learning, Applied Machine Learning, Image Analysis, Machine Learning, Embedded Systems, Civil Engineering, Classification Algorithms, Security Controls, Wireless Networks, Automation, Digital Transformation
★ 4.6 (321) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Software-Defined Networking, Network Infrastructure, Virtual Networking, Infrastructure Architecture, Software-Defined Data Center (SDDC), Network Architecture, General Networking, Network Engineering, Virtualization, Cloud Deployment, Computing Platforms, Digital Transformation
★ 4.5 (497) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Prompt Engineering, Excel Formulas, Microsoft Copilot, Microsoft Excel, Data Visualization, Data Analysis, Data Entry, Data Analysis Software, Microsoft Office, Spreadsheet Software, Data Manipulation, User Interface (UI)
★ 4.3 (356) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Power BI, Dashboard, Data Visualization, Data Integration, Business Intelligence, Performance Analysis, Data Access, Data Security, Generative AI Agents, Microsoft Teams, No-Code Development, Customer Engagement
★ 4.3 (50) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, MySQL Workbench, Data Warehousing, Database Design, MySQL, Interactive Data Visualization, Data Modeling, Dashboard, Database Administration, Data Visualization Software, Database Development, Star Schema, Dashboard Creation, Database Management, Analytics, Database Architecture and Administration, Data Architecture, Databases, Snowflake Schema, Data Analysis
★ 4.4 (107) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Statistical Reporting, Data Import/Export, Data Validation, Data Access, Data Manipulation, Statistical Programming, Exploratory Data Analysis, Data Analysis Software, Data Preprocessing, Data Analysis, Data Transformation, SQL, Data Presentation, Microsoft Excel, Descriptive Statistics
★ 4.8 (3.2K) · Beginner · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Health Insurance Portability And Accountability Act (HIPAA) Compliance, Security Management, Incident Management, Health Information Management and Medical Records, Philanthropy
Beginner · Course · 1 - 4 Weeks