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.

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Education Software and Technology, Digital pedagogy, Program Evaluation, Learning Management Systems, Analytics, Data Ethics, Data Access, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Virtualization and Virtual Machines, Linux, Performance Tuning, Linux Servers, Virtualization, Virtual Machines, Data Storage, Data Storage Technologies, Cloud Applications, Hybrid Cloud Computing, Security Controls, Mainframe Computing, Hardware Architecture, Infrastructure Architecture, Virtual Networking, AI Integrations, Networking Hardware, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Performance Management, Network Monitoring, Network Administration, Network Troubleshooting, Network Support, General Networking, Event Monitoring, Network Security, Computer Networking, Network Infrastructure, Command-Line Interface, Software-Defined Networking, Application Programming Interface (API), System Configuration, Network Protocols, Security Controls, Configuration Management
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Decision Making, Public Speaking, Problem Solving, Positivity, Lecturing, Presentations, Storytelling, Optimism, Communication, Verbal Communication Skills, Decisiveness, Complex Problem Solving, Oral Expression, Communication Strategies, Empowerment, Growth Mindedness, Creative Problem-Solving, Root Cause Analysis, Personal Development, Data Collection
Beginner · Specialization · 3 - 6 Months

Tel Aviv University
Skills you'll gain: World History, European History, Social Studies, International Relations, Policy Analysis, Political Sciences, Diplomacy, Public History, Demography, Cultural Diversity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Infrastructure as Code (IaC), Continuous Integration, Devops Tools, Docker (Software), Microsoft Azure, DevOps, Application Deployment, GitHub, Continuous Deployment, Cloud Deployment, Containerization, Git (Version Control System), Infrastructure As A Service (IaaS), YAML, Cloud Computing, Data Sharing
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Data Entry, Data Manipulation, Expense Management, Budgeting, Inventory Management System, Data Management, Data Visualization, Data Analysis, Business Analysis
Beginner · Guided Project · Less Than 2 Hours

IE Business School
Skills you'll gain: Product Marketing, Value Propositions, Target Market, Marketing, Strategic Marketing, Product Strategy, Market Analysis, Market Research, Marketing Strategy and Techniques, Marketing Strategies, Target Audience, Market Trend, Market Dynamics, Market Intelligence, Competitive Analysis, Customer Insights, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Planning And Design, Microsoft Azure, Network Troubleshooting, Network Security, Network Architecture, Network Monitoring, Load Balancing, Virtual Networking, Network Engineering, Network Performance Management, Network Administration, Network Infrastructure, Cloud Engineering, IT Security Architecture, Scalability, Firewall, Virtual Private Networks (VPN), Performance Tuning, Cloud Deployment, Wide Area Networks
Beginner · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Governance Risk Management and Compliance, Regulatory Compliance, Business Continuity Planning, Compliance Management, Financial Regulation, Disaster Recovery, Risk Management Framework, Financial Controls, Operational Risk, Financial Services, Business Continuity, Financial Regulations, Security Management, Risk Management, Business Risk Management, Information Technology, Risk Control, Governance, Regulatory Requirements, Contingency Planning
Beginner · Course · 1 - 3 Months

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
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Looker (Software), Data Modeling, Database Design, Data Analysis, Data Visualization Software
Beginner · Project · Less Than 2 Hours