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.

Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Ancient History, Governance, Social Studies, World History, Anthropology, Diplomacy, Sociology, Political Sciences, Cultural Diversity, Economics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Package and Software Management, Linux Administration, File Systems, Linux, Linux Servers, User Accounts, Operating System Administration, Linux Commands, User Provisioning, Unix, Bash (Scripting Language), Systems Administration, File Management, TCP/IP, Unix Shell, Data Storage, Unix Commands, Software Installation, General Networking, IBM Cloud
Advanced · Course · 1 - 3 Months

Skills you'll gain: UI Components, Application Deployment, React.js, Event-Driven Programming, User Interface (UI), Web Applications, Web Development, Code Reusability, JavaScript Frameworks, Cascading Style Sheets (CSS), Javascript, Data Management, JSON, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Devops Tools, Cloud-Native Computing, System Monitoring, Application Performance Management, DevOps, CI/CD, Cloud Management, Data Governance, Transaction Processing, Continuous Monitoring, AI Integrations, Multi-Cloud, Hybrid Cloud Computing, Role-Based Access Control (RBAC), Dependency Analysis, Cloud Deployment, Real Time Data, Software Visualization
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Regression Analysis, Data Ethics, Statistical Methods, Statistical Hypothesis Testing, Data Science, R Programming, Statistical Programming, Statistical Analysis, Predictive Modeling, Predictive Analytics, Probability & Statistics, Correlation Analysis, Model Evaluation, Plot (Graphics)
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Metasploit, Penetration Testing, Exploit development, Exploitation techniques, Threat Modeling, Cyber Security Assessment, Cybersecurity, Operating System Administration, Operating Systems, Hardening, Computer Security, Malware Protection, Vulnerability Assessments, Security Controls, Authorization (Computing), Identity and Access Management, Memory Management, Data Persistence, Computer Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Assessments, Vulnerability Scanning, Vulnerability Management, Malware Protection, Threat Detection, Penetration Testing, Threat Management, Cybersecurity, Exploitation techniques, Infrastructure Security, Network Security, Information Systems Security
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Data Store, Cloud API, Health Information Management, Health Informatics, Application Programming Interface (API), Cloud Management, Health Care, Cloud-Based Integration, Cloud Computing, Clinical Data Management, Health Technology
Beginner · Project · Less Than 2 Hours

Tel Aviv University
Skills you'll gain: Cultural Diversity, Diversity Awareness, Social Justice, Social Sciences, International Relations, World History, Socioeconomics, Economics, Policy, and Social Studies, Culture, Political Sciences, Sociology, Diplomacy, Public History, Social Impact, Public Safety and National Security, Demography, Public Affairs, Economics, Governance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Secure Coding, Penetration Testing, Security Testing, Application Security, Event Monitoring, Exploit development, Cyber Security Assessment, Payment Systems, Continuous Monitoring, Blockchain, Incident Response, Vulnerability Scanning, Security Architecture Review, Patch Management, Code Review, Incident Management, Application Deployment, Authorization (Computing), Data Validation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Import/Export, Health Informatics, Cloud API, Google Cloud Platform, Health Information Management, Data Store, Health Technology, Cloud-Based Integration, Medical Imaging, Cloud Computing, Application Programming Interface (API), Data Modeling
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Kubernetes, Cloud-Native Computing, Containerization, Docker (Software), Application Deployment, Cloud Deployment, Google Cloud Platform, Cloud Applications, DevOps, Load Balancing, Cloud Services
Beginner · Project · Less Than 2 Hours