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.

Skills you'll gain: Key Management, Network Security, Digital Communications
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Grammar
★ 4.9 (61) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mobile Security, Wireless Networks, Network Security, Application Security, Internet Of Things, Endpoint Security, Cybersecurity, Information Systems Security, Infrastructure Security, Penetration Testing, Exploitation techniques, Vulnerability Assessments, Data Security, Encryption
Intermediate · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Data Pipelines, Distributed Computing, Big Data, Apache Hive, Data Processing, Data Storage, Scikit Learn (Machine Learning Library), Predictive Modeling, Scalability, Data Management, File Systems, Data Science, Data Transformation, Information Technology, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Endpoint Security, Network Security, Cyber Attacks, Encryption, Cyber Security Assessment, Application Security, Cyber Security Policies, Penetration Testing, Data Security, Firewall, Cryptography, Intrusion Detection and Prevention, Security Awareness, Security Software, Mobile Security, Email Security, Information Assurance, Human Factors (Security)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Security, Mobile Security, System Monitoring, Network Monitoring, Security Controls, Internet Of Things, Wireless Networks, Application Security, Information Systems Security, Authorization (Computing), Cybersecurity, Identity and Access Management, Cyber Attacks, General Networking, Authentications, Cloud Security, TCP/IP, Network Protocols, Cloud Services, Cloud Platforms
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Infrastructure As A Service (IaaS), Cloud Computing, Cloud Management, Data Storage Technologies, Data Storage, Authorization (Computing), Role-Based Access Control (RBAC), System Monitoring, Cloud Storage, Capacity Management, Key Management, Security Controls, NoSQL, Encryption
★ 4.6 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Based Systems Engineering, Unified Modeling Language, Systems Engineering, Systems Design, Systems Architecture, Engineering Software, Enterprise Modeling, Systems Analysis, Product Lifecycle Management, Process Modeling, Diagram Design, Solution Architecture, System Requirements, Requirements Analysis, Cloud Computing
★ 4.1 (71) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Requirements Elicitation, Cost Estimation, Agile Project Management, Business Analysis, Stakeholder Management, Agile Software Development, Project Management, Project Risk Management, Project Estimation, Project Scoping, Quality Management, Work Breakdown Structure, Project Management Life Cycle, Cost Management, Project Planning, Project Management Institute (PMI) Methodology, Risk Management, Business Analysis Tools, Personalized Service, Learning Styles
★ 4.6 (58) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Public Key Infrastructure, Cloud Security, Hardening, Security Engineering, Cryptographic Protocols, Infrastructure Security, Information Systems Security, System Configuration, Cryptography, Cloud Computing, Key Management, Encryption, Mobile Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Threat Modeling, Threat Management, LLM Application, MITRE ATT&CK Framework, LangChain, Threat Detection, Large Language Modeling, Continuous Monitoring, Event Monitoring, Security Testing, Cyber Threat Intelligence, Generative AI, Embeddings, LangGraph, Prompt Engineering, Vector Databases
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Real Time Data, Dataflow, Data Pipelines, Command-Line Interface, Google Cloud Platform, Data Store, Databases, Data Processing
Beginner · Project · Less Than 2 Hours