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.

Insper
Skills you'll gain: Data Sharing, Data Management, Information Management, Data Storage, Data Quality, Metadata Management, Data Collection, General Science and Research, Data Literacy, Technical Communication
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Incident Response, Threat Modeling, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Threat Detection, Risk Management, Cybersecurity, Computer Security Incident Management, Secure Coding, Cyber Security Assessment, Incident Management, Security Testing, Cyber Governance, Intrusion Detection and Prevention, Risk Management Framework, Cyber Threat Intelligence, Network Infrastructure, Network Security, Security Information and Event Management (SIEM)
Intermediate · Specialization · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Cloud Computing, Cloud Services, Cloud Computing Architecture, Cloud Infrastructure, Cloud Solutions, Scalability, Cloud Platforms, Public Cloud, Software As A Service, Infrastructure As A Service (IaaS), Cloud Storage, Platform As A Service (PaaS), Private Cloud, Hybrid Cloud Computing, Virtualization
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Network Performance Management, Network Monitoring, Performance Tuning, Network Troubleshooting, Virtual Private Networks (VPN), Load Balancing, Performance Testing, Network Administration, TCP/IP, Network Engineering, Google Cloud Platform, VPN Clients, Network Analysis, Virtual Machines
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Security Testing, Threat Detection, Exploit development, Git (Version Control System), GitLab, GitHub, Problem Solving
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Software As A Service, Scalability, Amazon Web Services, Cloud Applications, Cloud Development, Amazon S3, Cloud Hosting, Amazon Elastic Compute Cloud, Cloud Management, Application Security, Systems Integration, Multi-Tenant Cloud Environments, Cloud Security, Performance Tuning, Load Balancing
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Software Architecture, Amazon Web Services, API Gateway, Amazon DynamoDB, Python Programming, Service Oriented Architecture, Cloud Computing Architecture, Microservices, Serverless Computing, Cloud Applications, Databases, Scripting, Automation, Relational Databases, Application Development, Development Environment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, User Experience Design, Design Reviews, Wireframing, Usability Testing, User Research, User Centered Design, User Interface (UI) Design, Prototyping, Mockups, User Flows, Information Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Microsoft Azure, Microsoft Copilot, Cloud Security, Continuous Monitoring, Systems Administration, Cloud Storage, Patch Management, Virtual Machines, Identity and Access Management, Data Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Interactive Data Visualization, Data Visualization, Data Visualization Software, Big Data, Microsoft Excel, IBM Cognos Analytics, Data Analysis, Statistical Analysis, Apache Hadoop, Analytical Skills, Excel Formulas, Looker (Software), Scatter Plots, Data Wrangling, Tree Maps, Spreadsheet Software, Dashboard, Data Cleansing
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, LLM Application, Productivity, OpenAI, Creative Problem-Solving, Generative AI, AI Personalization, Data Synthesis, Image Analysis, Data Capture, Artificial Intelligence, Innovation, Brainstorming, Large Language Modeling, Data Analysis, Organizational Skills, Education Software and Technology, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Professional Development, Technical Support, Lifelong Learning, Desktop Support, Willingness To Learn, Product Support, End User Training and Support, System Support, Help Desk Support, Active Listening, Time Management, Growth Mindedness, Open Mindset, Interpersonal Communications, Teamwork, Relationship Building, Problem Solving, Communication
Beginner · Course · 1 - 4 Weeks