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.

Amazon Web Services
Skills you'll gain: Amazon CloudWatch, Amazon Web Services, Cloud-Native Computing, System Monitoring, Cloud Management, Cloud Infrastructure, Cloud Platforms, Application Performance Management, Cloud Computing Architecture
★ 4.9 (10) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux Servers, Cloud Hosting, Cloud Infrastructure, Cloud Computing, Linux, Ubuntu, Operating System Administration, Linux Commands, Cloud Computing Architecture, Cloud Management, Cloud Services, Cloud Platforms, Infrastructure As A Service (IaaS), Cloud Deployment, Scalability, Server Administration, Servers, Web Applications, Web Servers
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Firewall, Network Security, Intrusion Detection and Prevention, Cyber Security Policies, Information Systems Security, Security Controls, Infrastructure Security, Threat Detection, System Monitoring, Linux Administration, Linux Servers, Linux, Linux Commands, Data Integrity
★ 3.9 (62) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Services, Virtualization, Cloud Technologies, Cloud Hosting, Cloud Platforms, Productivity Software, Cloud Solutions, Cloud Computing, Virtualization and Virtual Machines, Cloud Applications, Cloud Management, Business Software, Business Technologies, Technical Support and Services, Collaborative Software, Microsoft 365, Technical Support, End User Training and Support, Servers, Help Desk Support
Beginner · Course · 1 - 4 Weeks
Emory University
Skills you'll gain: Social Media Analytics, Social Media Marketing, Social Media, Marketing Analytics, Social Media Management, Customer Analysis, Consumer Behaviour, Data Mining, Customer Insights, Market Analysis, Data Analysis Software, Trend Analysis, Research, Peer Review
★ 4.3 (112) · Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Design, Web Content, Web Design and Development, Web Development, Web Presence, Information Architecture
★ 4.7 (331) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Animations, Motion Graphics, Editing, Animation and Game Design, Developing Training Materials, Content Creation, Video Editing, Video Production, Training and Development
★ 4.5 (319) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cyber Threat Intelligence, Threat Modeling, MITRE ATT&CK Framework, Threat Detection, Threat Management, Intelligence Collection and Analysis, Report Writing, Technical Communication, Cyber Security Strategy, Cybersecurity, Research Reports, Data Storytelling, Oral Expression, Verbal Communication Skills, Incident Response, Risk Analysis, Communication, Infrastructure Security, Analysis, Stakeholder Communications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Snowflake Schema, Data Pipelines, Apache Airflow, Data Security, Data Governance, Data Architecture, Extract, Transform, Load, Apache Kafka, Performance Tuning, PySpark, Data Warehousing, Data Import/Export, Amazon S3, Amazon Web Services, Real Time Data, Data Processing, SQL, Stored Procedure, Role-Based Access Control (RBAC)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Ethics, Dashboard Creation, Dashboard, Power BI, Business Intelligence, Interactive Data Visualization, Data Presentation, Data Visualization, Data Visualization Software, Data-Driven Decision-Making, Business Reporting, Data Analysis Expressions (DAX), Data Security, Ethical Standards And Conduct, Report Writing, Data Analysis, Performance Analysis, Performance Tuning
★ 4.7 (45) · Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Cloud Storage, Amazon Web Services, Data Storage Technologies, Data Storage, Disaster Recovery, Data Store
★ 4.8 (10) · Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: DevSecOps, DevOps, User Centered Design, Usability, Systems Integration, Continuous Delivery, Systems Development, Devops Tools, Systems Analysis, System Implementation, Human Centered Design, Continuous Integration, Application Security, Information Systems, Software Development, CI/CD, Secure Coding, Systems Engineering, Security Testing, Database Management Systems
Intermediate · Course · 1 - 3 Months