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.

Pearson
Skills you'll gain: Virtual Local Area Network (VLAN), Network Security, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Architecture, TCP/IP, Routing Protocols, Network Switches, Network Routing, Open Shortest Path First (OSPF), Wireless Networks, Network Routers, Virtual Networking, Ansible, General Networking, Network Infrastructure, Network Administration, Software-Defined Networking, Computer Networking, Network Planning And Design
★ 4 (16) · Beginner · Specialization · 1 - 3 Months

Insper
Skills you'll gain: Data Sharing, Data Management, Data Quality, Data Collection, General Science and Research, Data-Driven Decision-Making
★ 4.8 (33) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Image Analysis, Model Evaluation, Model Training, Deep Learning, Matlab, Machine Learning Methods, Data Preprocessing, Machine Learning, Classification Algorithms, Supervised Learning, Machine Learning Algorithms, Transfer Learning, Anomaly Detection, Geospatial Information and Technology, Traffic Flow Optimization, Algorithms
★ 4.6 (97) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Containerization, CI/CD, Kubernetes, Cloud-Native Computing, Docker (Software), Continuous Integration, Continuous Delivery, Google Cloud Platform, Cloud Development, Application Deployment, Cloud Deployment, Serverless Computing
★ 4.3 (18) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Cybersecurity, Key Management, Advanced Encryption Standard (AES), Encryption, Cryptographic Protocols, Public Key Cryptography Standards (PKCS), Authentications, Arithmetic, Algorithms, Brute-force attacks, Applied Mathematics, Data Integrity, Probability, Computer Science
★ 4.6 (1K) · Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Education Software and Technology, Design Strategies, Mathematics Education, Growth Mindedness, Digital pedagogy, Simulations, Design Reviews, Simulation and Simulation Software, Interactive Design, User Feedback, Experimentation, Browser Compatibility, Conceptual Design, Display Devices, Research, Chemistry, Physics, Biology
★ 4.9 (830) · Beginner · Specialization · 3 - 6 Months

Dell
Skills you'll gain: Rapport Building, Sales Presentation, Digital Transformation, Selling Techniques, Data Centers, General Sales Practices, Customer Relationship Building, Customer Insights, Consultative Selling, Sales Development, Sales, Sales Training, Customer Analysis, Technical Sales, Prospecting and Qualification, Outside Sales, Sales Strategy, Inside Sales, Technical Communication, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Knowledge of Apple Software, Knowledge of Apple Hardware, Network Planning And Design, Wireless Networks, Azure Active Directory, Application Lifecycle Management, Cloud-Based Integration, Configuration Management, Encryption
Intermediate · Course · 3 - 6 Months

The University of Sydney
Skills you'll gain: Critical Thinking, Research, Problem Solving, Critical Thinking and Problem Solving, Ethical Standards And Conduct, English Language, Research Methodologies, Verbal Communication Skills, Higher Education, Writing, Creative Problem-Solving, Research Reports, Research and Design, Brainstorming, Planning
★ 4.9 (1.9K) · Mixed · Course · 1 - 3 Months

Packt
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Cloud Deployment, Cloud Security, Cloud Computing, Incident Response, IT Security Architecture, Cloud Management, Cloud Solutions, Cloud Engineering, Incident Management, Cloud Services, Disaster Recovery, Cloud Standards, Capacity Management, Virtual Networking, IT Automation, Network Troubleshooting, System Monitoring, Capacity Planning
Intermediate · Specialization · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Web Design and Development, Cascading Style Sheets (CSS), Web Development, Web Applications, Web Design, Front-End Web Development, Animations, Web Content, Embeddings, Design Elements And Principles, Color Theory
★ 4.7 (27) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Security Testing, DevSecOps, Threat Modeling, Vulnerability Scanning, Continuous Monitoring, Vulnerability Assessments, Application Performance Management, System Monitoring, Vulnerability Management, Development Environment, Security Controls, DevOps, Data Security, Software Development Life Cycle
★ 4.7 (251) · Intermediate · Course · 1 - 4 Weeks