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.

Scrimba
Skills you'll gain: Prompt Engineering, LangChain, LLM Application, Memory Management, AI Workflows, Vector Databases, Scalability, User Interface (UI), Embeddings, Database Application, Data Store, Retrieval-Augmented Generation, Databases, Large Language Modeling, Performance Tuning, Maintainability, Data Storage, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Patient Communication, Patient Evaluation, Emergency Medical Services, Basic Patient Care, Treatment Planning, Care Management, Emergency Medicine, Patient Education and Support, Clinical Assessment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Data Governance, Google Cloud Platform, Metadata Management, Data Management, Data Warehousing, Data Architecture, Advanced Analytics, Analytics, Cloud Storage, Data Integration, Data Security, Data Storage Technologies, Data Loss Prevention, Applied Machine Learning, Open Source Technology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, Google Cloud Platform, Generative AI Agents, Cloud Deployment, AI Orchestration, AI Workflows, Application Deployment, Agentic Workflows, Agentic systems, Artificial Intelligence, LangChain
Intermediate · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Identity and Access Management, Command-Line Interface, Cloud Management, Cloud API, Cloud Computing, User Accounts, User Provisioning, Authorization (Computing), Google Cloud Platform, Role-Based Access Control (RBAC), Microsoft Azure, Software Installation, VPN Clients
Beginner · Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Apache Kafka, Dataflow, Live Streaming, Performance Metric, Event-Driven Programming, Transaction Processing, Scala Programming, Data Security, Event Monitoring, Network Troubleshooting, Network Architecture
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: AI Personalization, Generative AI, Responsible AI, Data Ethics, Education Software and Technology, ChatGPT, AI literacy, LLM Application, Digital pedagogy, Prompt Engineering, AI Workflows, AI Integrations, Ethical Standards And Conduct, Information Privacy, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Service Management, Information Technology Infrastructure Library, IT Service Management, IT Management, Information Technology, Information Technology Operations, Service Improvement, Operations Management, Asset Management, Operations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Human Resources Software, Human Resources Information System (HRIS), Systems Administration, HR Tech, System Configuration, Organizational Structure, Payroll Administration, Oracle Databases, Enterprise Resource Planning, Workforce Management, Payroll Systems, Payroll, Payroll Processing, User Accounts, Data Validation, Data Entry, Scheduling
Intermediate · Course · 1 - 3 Months

Universidades Anáhuac
Skills you'll gain: Customer Success Management, Customer Service, Customer experience strategy (CX), Customer Retention, Customer Relationship Building, Customer Engagement, Customer Relationship Management, Customer Support, Customer experience improvement, Customer Relationship Management (CRM) Software, Customer Acquisition Management, Sales Process, Relationship Management, Customer Analysis, Customer Insights, Leadership, Business Metrics, Performance Metric, General Sales Practices, Sales Strategy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Containerization, Application Deployment, Cloud-Native Computing, Amazon Web Services, Application Lifecycle Management, System Monitoring, Cloud Infrastructure, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Agentic systems, AI Security, Data Ethics, Computer Security Awareness Training, Security Awareness, Responsible AI, Law, Regulation, and Compliance, Cyber Security Strategy, Cybersecurity, Cyber Attacks, General Data Protection Regulation (GDPR), Cyber Risk, AI literacy, Human Factors (Security), Artificial Intelligence, Threat Detection, Fraud detection, Information Privacy, Anomaly Detection, Governance
Beginner · Course · 1 - 3 Months