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.

Scrimba
Skills you'll gain: SQL, Relational Databases, Query Languages, Databases, Stored Procedure, Data Manipulation, Database Management Systems, Data Access, Data Maintenance
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Applied Machine Learning, Feature Engineering, Regression Analysis, Machine Learning, Image Analysis, Supervised Learning, Artificial Intelligence, Deep Learning, Classification And Regression Tree (CART), Computer Vision, Predictive Modeling, Natural Language Processing, Text Mining, Python Programming, Data Mining
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Rust (Programming Language), Serverless Computing, Command-Line Interface, Maintainability, Amazon Web Services, Linux Commands, Unix Commands, Application Deployment, Software Development Tools, Program Development, System Programming, Python Programming, Performance Tuning, Debugging, Software Testing
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Backlogs, Sprint Planning, Test Driven Development (TDD), Sprint Retrospectives, User Story, Scrum (Software Development), Agile Product Development, Kanban Principles, Agile Methodology, Solution Delivery, Application Deployment, Meeting Facilitation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Security Assessment, Security Testing, Vulnerability Assessments, Penetration Testing, Vulnerability Scanning, Threat Modeling, Vulnerability Management, Application Security, Security Strategy, Security Controls, Security Requirements Analysis, Data Security, Security Information and Event Management (SIEM)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Cyber Security Policies, Security Management, Data Management, Records Management, Cloud Computing Architecture, General Data Protection Regulation (GDPR), Cloud Computing, Data Governance, Personally Identifiable Information, Information Privacy, Threat Detection, Microsoft Azure, Security Controls, Threat Management
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Test Driven Development (TDD), Unit Testing, Testability, Test Case, Software Testing, Eclipse (Software), Test Data, Development Testing, Test Automation, Test Execution Engine, Integrated Development Environments, Java, Test Tools
Intermediate · Specialization · 1 - 3 Months

Yonsei University
Skills you'll gain: Wireless Networks, Communication Systems, Telecommunications, System Design and Implementation, Network Performance Management, Network Protocols, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Servers, Java Platform Enterprise Edition (J2EE), Web Servers, Java, Web Applications, Server Side, Data Storage, Session Initiation Protocols
Intermediate · 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

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Supervised Learning, Deep Learning, Machine Learning Algorithms, Dimensionality Reduction, Applied Machine Learning, Decision Tree Learning, Scikit Learn (Machine Learning Library), Matplotlib, Random Forest Algorithm, Machine Learning, Predictive Modeling, Keras (Neural Network Library), Artificial Neural Networks, Python Programming, Classification And Regression Tree (CART), Data Science, Tensorflow, Mathematical Modeling, Computer Vision
Build toward a degree
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Web Content Accessibility Guidelines, User Interface (UI), Usability, Front-End Web Development, UI Components, HTML and CSS, Semantic Web, Cascading Style Sheets (CSS), Javascript
Intermediate · Guided Project · Less Than 2 Hours