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.

Alex Genadinik
Skills you'll gain: Blogs, Search Engine Optimization, Copywriting, Web Analytics and SEO, Web Content, Keyword Research, Content Creation, Sales Strategy, Content Strategy, Generative AI, E-Commerce
Mixed · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Star Schema, Microsoft Power Platform, Data Analysis Expressions (DAX), Data Storytelling, Microsoft Power Automate/Flow, Dashboard, Microsoft Excel, Excel Formulas, Power BI, Data-Driven Decision-Making, Microsoft Copilot, Data Presentation, No-Code Development, Data Transformation, Data Literacy, Data Modeling, Data Visualization, Data Analysis, Business Intelligence
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Data Ethics, Authentications, Data Encryption Standard, Computer Security Awareness Training, Cryptography, Information Assurance, Cyber Security Policies, Cyber Threat Intelligence, Authorization (Computing), Security Controls, Information Privacy, Encryption, Security Awareness, Human Factors (Security), Risk Analysis, Problem Solving, Communication
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cyber Threat Intelligence, Threat Management, Threat Detection, Data Management, Data Validation, Technical Communication, Automation, Requirements Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: OSI Models, Network Security, Security Controls, Wireless Networks, Network Protocols, Firewall, Network Administration, TCP/IP, Telecommunications, Proxy Servers, Distributed Denial-Of-Service (DDoS) Attacks, Network Infrastructure, Intrusion Detection and Prevention, Remote Access Systems, Authentications
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Authentications, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Security Controls
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Plotly, Interactive Data Visualization, Data Visualization, Data Science, Machine Learning, Predictive Modeling, Data-Driven Decision-Making, Data Analysis, Model Evaluation, Unsupervised Learning, Web Scraping, Pandas (Python Package), Data Collection, Statistical Modeling, Data Cleansing, Python Programming, GitHub, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Network Architecture, Virtual Networking, Wide Area Networks, Network Protocols, General Networking, Network Routers, Network Troubleshooting, Linux, Virtualization, Kubernetes, Load Balancing, Data Centers, Network Switches, Terraform
Build toward a degree
Intermediate · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Marketing Analytics, Data Visualization, Extract, Transform, Load, A/B Testing, Data Governance, Data Literacy, Classification Algorithms, Exploratory Data Analysis, Infographics, Data Collection, Customer Analysis, Business Analytics, Analytics, Ggplot2, Business Analysis, Internal Controls, Data Analysis, Power BI, Machine Learning
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Excel Formulas, Data Storytelling, Microsoft Excel, Dashboard, Pivot Tables And Charts, Power BI, Data-Driven Decision-Making, Microsoft Copilot, Spreadsheet Software, Data Literacy, Data Presentation, Data Visualization Software, Generative AI, Data Visualization, Data Analysis, Business Intelligence, Data Processing, Data Collection, Interactive Data Visualization, Business Metrics
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Data Pipelines, Databases, Extract, Transform, Load, Data Lakes, NoSQL, SQL Server Integration Services (SSIS), Data Processing, Data Architecture, Azure Synapse Analytics, Data Warehousing, Data Management, Microsoft Azure, Data Transformation, Database Management Systems, Data Infrastructure, Data Integration, Data Governance, Data Storage Technologies, Data Storage, Real Time Data
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Virtual Machines, Microsoft Azure, Cloud Infrastructure, Cloud Deployment, Cloud Computing, Network Security, Virtual Networking, Network Administration, Ubuntu, Application Deployment
Beginner · Guided Project · Less Than 2 Hours