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.

Google Cloud
Skills you'll gain: Google Cloud Platform, Kubernetes, Cloud Deployment, Application Deployment, Cloud Applications, Cloud-Native Computing, Load Balancing, Web Applications, Cloud API, Cloud-Based Integration, Application Performance Management
Intermediate · Project · Less Than 2 Hours

CertNexus
Skills you'll gain: Cyber Threat Intelligence, Incident Response, Cybersecurity, Computer Security Incident Management, Information Systems Security, Threat Detection, Cyber Risk, Risk Analysis, Computer Security, Digital Forensics, Network Security, Incident Management, Vulnerability Assessments, Criminal Investigation and Forensics, Vulnerability Management, Vulnerability Scanning, Intelligence Collection and Analysis, Risk Management, Risk Mitigation, Network Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Engineering, Load Balancing, Cloud Infrastructure, Cloud Computing Architecture, Virtual Networking, Security Management, Security Controls, Event Monitoring, Cloud Applications, Identity and Access Management, Key Management
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Apache Hadoop, Big Data, Data Manipulation, Distributed Computing, Data Processing, Performance Tuning, SQL, Data Transformation, Network Performance Management, Data Persistence, Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Storytelling, Data Analysis Expressions (DAX), Excel Formulas, Data Transformation, Interactive Data Visualization, Data Presentation, Microsoft Excel, Datamaps, Data Visualization, Dashboard Creation, Sampling (Statistics), Dashboard, Pivot Tables And Charts, Data Analysis, Statistical Analysis, Data Cleansing, Microsoft Office, Geospatial Mapping, Microsoft 365, Productivity Software
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Technical Communication, Language Competency, English Language, Health Technology, Telecommuting, Language Learning, End User Training and Support, Vocabulary, Oral Comprehension, Education Software and Technology, Grammar, Data Security
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Kubernetes, Hardening, Security Testing, Verification And Validation, Google Cloud Platform, Threat Management, Security Controls, Vulnerability Assessments, Cloud Computing
Advanced · Project · Less Than 2 Hours

Skills you'll gain: Embedded Software, Application Security, Embedded Systems, Software Design, DevSecOps, Secure Coding, Internet Of Things, Application Deployment, Systems Design, Cloud Deployment, User Interface and User Experience (UI/UX) Design, Cybersecurity, Systems Architecture, IT Security Architecture, Development Environment, Cyber Security Strategy, Design Strategies, Software Architecture, Open Source Technology, Network Protocols
Beginner · Course · 3 - 6 Months

LearnKartS
Skills you'll gain: Model Context Protocol, Agentic systems, Vector Databases, Retrieval-Augmented Generation, Prompt Engineering, Tool Calling, Google Gemini, Agentic Workflows, AI Workflows, Generative AI Agents, Server Side, Node.JS, Scalability, MongoDB, Embeddings, Large Language Modeling, Natural Language Processing, Web Development, Machine Learning, Javascript
Beginner · Specialization · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Business Ethics, Data Ethics, Responsible AI, Case Studies, Regulatory Compliance, Risking, Governance, Ethical Standards And Conduct, Regulatory Requirements, Compliance Management, Compliance Training, Law, Regulation, and Compliance, AI literacy, Artificial Intelligence, Business Management, Decision Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Information Privacy, Business Strategies, Social Justice
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Data Analysis
Intermediate · Project · Less Than 2 Hours

L&T EduTech
Skills you'll gain: Electric Power Systems, Electrical Power, Electrical Systems, Network Model, Energy and Utilities, Engineering Analysis, Systems Analysis, Electrical Engineering, Network Analysis, Numerical Analysis, Engineering Calculations, Mathematical Modeling, Simulation and Simulation Software, Simulations, Graph Theory
Intermediate · Course · 1 - 4 Weeks