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.

LearnKartS
Skills you'll gain: Penetration Testing, Cybersecurity, Security Testing, Cyber Security Assessment, Network Security, Threat Detection, Cyber Attacks, Cyber Security Strategy, Cyber Threat Intelligence, Cyber Threat Hunting, Exploit development, Information Systems Security, Firewall, Malware Protection, Cloud Computing, Cryptography, Security Awareness, Security Controls, Cyber Risk, Security Strategy
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Microsoft Azure, Kubernetes, Load Balancing, Virtual Networking, Network Monitoring, Containerization, Cloud Storage, Virtual Machines, Identity and Access Management, Data Storage, Application Deployment, Cloud Management, Cloud Computing, Cloud Applications, Cloud Services, Cloud Engineering, Cloud Infrastructure, System Monitoring
Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Cloud Security, Data Management, Security Management, Cloud Computing, Cyber Security Policies, Microsoft Azure, Disaster Recovery, Security Strategy, Data Governance, Security Controls, Information Privacy, General Data Protection Regulation (GDPR), Identity and Access Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Ggplot2, R (Software), R Programming, Data Analysis, Tidyverse (R Package), Data Visualization, Statistical Programming, Data Visualization Software, Data Cleansing, Data Manipulation, Package and Software Management, Data Structures
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, Image Analysis, Data Visualization Software, Matlab, Algorithms, User Interface (UI), Applied Machine Learning, ChatGPT, Scatter Plots, Object Oriented Programming (OOP), Digital Signal Processing, Mathematical Software, File I/O, Computer Programming, Histogram, Programming Principles, AI Personalization, Data Analysis, Integrated Development Environments, Software Development Tools
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Penetration Testing, Security Testing, System Testing, Vulnerability Scanning, Vulnerability Management, Cloud Security, Cybersecurity, Vulnerability Assessments, Intrusion Detection and Prevention, Network Security, Exploitation techniques, Microsoft Azure, Firewall, Virtual Private Networks (VPN)
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Amazon S3, Cloud Storage, Data Storage, Encryption, Cloud Hosting, File Management, Software Versioning, Version Control
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: No-Code Development, Email Automation, Business Process Automation, Application Deployment, Automation, Business Process, Workflow Management, Google Workspace, Application Design, Application Development, Application Performance Management, User Interface and User Experience (UI/UX) Design, Data Integration, Authorization (Computing), Authentications, Cloud Applications, Google Sheets, Application Lifecycle Management, User Interface (UI), Data Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Excel Formulas, Microsoft Excel, Power BI, Spreadsheet Software, Timelines, Data Processing, Data Analysis, Data Manipulation, Data Cleansing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mainframe Computing, z/OS, Virtualization, IBM Cloud, Virtual Machines, Infrastructure Architecture, Computer Architecture, Enterprise Security, Computer Systems, Computer Hardware, Cryptography, System Configuration, Process Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Ethics, Data Analysis, Data-Driven Decision-Making, Analytics, Workflow Management, Business Analytics, Data Science, Advanced Analytics, Business Workflow Analysis, Project Management, Communication, Stakeholder Communications, Data Management, Professional Networking
Advanced · Course · 1 - 3 Months
Stanford University
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Key Management, Advanced Encryption Standard (AES), Public Key Cryptography Standards (PKCS), Cybersecurity, Authentications, Data Integrity, Secure Coding, Algorithms, Computational Thinking
Mixed · Course · 1 - 3 Months