Computer network courses can help you learn how data moves between devices, how networks are structured, and how to keep them secure and efficient.
The language used throughout the course, in both instruction and assessments.

Dassault Systèmes
Skills you'll gain: Computer Aided Three-Dimensional Interactive Application (CATIA), 3D Modeling, Mechanical Design, Design Software
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Simulations, Agentic systems, Network Model, Biology, Programming Principles, Mathematical Modeling, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: React.js, Responsive Web Design, Front-End Web Development, Bootstrap (Front-End Framework), JavaScript Frameworks, UI Components, Javascript, HTML and CSS, Web Applications, Event-Driven Programming, Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Bitbucket, Git (Version Control System), Version Control, Collaborative Software, Code Review, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ruby (Programming Language), Object Oriented Programming (OOP), Debugging, Development Environment, Integrated Development Environments, Computer Programming, Programming Principles, Apple Xcode, Software Installation, Microsoft Windows, Command-Line Interface
Beginner · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Resource Allocation, Operations Research, Production Planning, Graph Theory, Data-Driven Decision-Making, Decision Making, Mathematical Modeling, Process Optimization, Network Planning And Design, Complex Problem Solving, Computational Logic, Algorithms, Linear Algebra, Cryptography
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Scripting, Scripting Languages, Data Storage, Web Development, Program Development, Data Structures, Game Design, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: ArcGIS, GIS Software, Geographic Information Systems, Spatial Analysis, Data Sharing, Geospatial Mapping, Metadata Management, Data Analysis, Data Mapping, Data Quality, Data Visualization, File Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: TypeScript, Javascript, React.js, Debugging, Integrated Development Environments, Web Development Tools
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Incident Response, Risk Management Framework, Cyber Risk, Risk Management, Security Management, Enterprise Risk Management (ERM), Business Risk Management, Cyber Threat Intelligence, Governance Risk Management and Compliance, Continuous Monitoring, Cyber Security Strategy, Security Information and Event Management (SIEM), Threat Detection, ISO/IEC 27001, Control Objectives for Information and Related Technology (COBIT), Key Performance Indicators (KPIs)
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Distributed Computing, Scalability, Database Design, Database Management Systems, Database Systems, Database Architecture and Administration, Database Management, Databases, Relational Databases, SQL, Query Languages, Performance Tuning, Data Integrity
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Big Data, Apache Hadoop, Scalability, Data Processing, Data Science, Distributed Computing, Unstructured Data, Data Infrastructure, Data Analysis
Mixed · Course · 1 - 3 Months