Computer network courses can help you learn how data moves between devices, how networks are structured, and how to keep them secure and efficient.

Skills you'll gain: Flask (Web Framework), User Accounts, Web Development, Web Applications, HTML and CSS, Authentications, Cascading Style Sheets (CSS), Database Development, Database Management
Intermediate · Guided Project · Less Than 2 Hours

Institut Mines-Télécom
Skills you'll gain: Digital Communications, Emerging Technologies, Digital Transformation, Communication, Safety and Security, Persona (User Experience), Digital Content, Technology Solutions, Technology Strategies, Law, Regulation, and Compliance, Human Computer Interaction, Digital Marketing, Cybersecurity, Artificial Intelligence, Identity and Access Management, Competitive Intelligence, Cultural Diversity, Innovation, Culture, Intellectual Property
Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Software Testing, Test Data, Browser Compatibility, Test Case, Java, Automation, Web Development Tools, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Splunk, Scripting, Dashboard, Business Intelligence, Scatter Plots, Pivot Tables And Charts, Servers, Data Visualization Software, Data-Driven Decision-Making, Software Installation, Data Pipelines, Unstructured Data, Data Visualization, Network Troubleshooting, Data Modeling, System Monitoring, Performance Tuning, Training Programs, Systems Administration, Real Time Data
Beginner · Specialization · 3 - 6 Months

Universidad de Palermo
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Java, Software Design Patterns, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Web Applications, Debugging, HTML and CSS, Web Development, Cascading Style Sheets (CSS), Mobile Development, Database Application, Hypertext Markup Language (HTML), Responsive Web Design, Real Time Data, User Interface (UI), Javascript, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pivot Tables And Charts, Data Visualization, Data Analysis, Data Transformation, Exploratory Data Analysis, Data Cleansing, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Programming Principles, Algorithms, Data Structures, Performance Tuning, Debugging
Advanced · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Marketing Analytics, AI Personalization, Responsible AI, Data Ethics, Customer Analysis, Advanced Analytics, Marketing, Marketing Effectiveness, Analytics, Predictive Modeling, Social Network Analysis, Market Analysis, Data Analysis, Customer Insights, Predictive Analytics, Consumer Behaviour, Marketing Strategy and Techniques, Digital Marketing, Machine Learning, Generative AI
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Package and Software Management, Linux, Command-Line Interface, Linux Servers, Operating System Administration, Linux Commands, Unix Commands, Bash (Scripting Language), Software Installation, Systems Administration, File Management, Service Management, Authorization (Computing), Shell Script, Operating Systems, Servers, Data Storage, System Monitoring, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: IntelliJ IDEA, Object Oriented Design, Debugging, Software Design, User Interface (UI), Apache Maven, Design Thinking, Object Oriented Programming (OOP), Program Development, Build Tools, Integrated Development Environments, Software Development Tools, Eclipse (Software), Data Validation, Version Control, Software Development, Data Import/Export, Programming Principles, Java, Kotlin
Intermediate · Specialization · 1 - 3 Months

Università Bocconi
Skills you'll gain: Food and Beverage, Hospitality Management, Restaurant Management, Product Quality (QA/QC), Global Marketing, Market Dynamics, Business Strategy, Consumer Behaviour, Value Propositions, Competitive Analysis, Brand Management, Growth Strategies, Marketing
Mixed · Course · 1 - 3 Months