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

Packt
Skills you'll gain: Rust (Programming Language), System Programming, Regression Testing, Package and Software Management, Data Structures, Software Installation, Programming Principles, Secure Coding, Debugging, Software Design Patterns, Integrated Development Environments, Data Sharing, Data Management, Algorithms, Command-Line Interface, Capacity Management
Beginner Ā· Specialization Ā· 3 - 6 Months

Skills you'll gain: Restful API, Application Programming Interface (API), Virtual Environment, Python Programming, User Accounts, Application Security, Encryption, Data Modeling
Intermediate Ā· Guided Project Ā· Less Than 2 Hours

Skillshare
Skills you'll gain: Visual Design, Creative Design
Beginner Ā· Course Ā· 1 - 3 Months

Skills you'll gain: Video Game Development, Unreal Engine, Game Design, User Interface (UI), Prototyping, Visualization (Computer Graphics), Artificial Intelligence, User Interface (UI) Design, Animations, Debugging
Mixed Ā· Course Ā· 1 - 3 Months

Simplilearn
Skills you'll gain: Apache Cassandra, Big Data, NoSQL, Apache Hadoop, Virtual Machines, Apache, Analytics, Data Storage, Databases, Database Architecture and Administration, Data Management, Data Architecture, Scalability
Beginner Ā· Course Ā· 1 - 4 Weeks

Fudan University
Skills you'll gain: Unity Engine, Mobile Development, Video Game Development, Game Design, Application Deployment, Android (Operating System), Back-End Web Development, Cloud Development, Data Analysis Software, Cloud Platforms, Numerical Analysis
Intermediate Ā· Course Ā· 1 - 3 Months

Google Cloud
Skills you'll gain: Responsible AI, Data Ethics, Machine Learning, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML)
Beginner Ā· Course Ā· 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Analysis, Applied Mathematics, Mathematical Modeling, Graphing, Trigonometry, R (Software), Analytical Skills, General Mathematics, Statistics, Algebra, Systems Of Measurement, Correlation Analysis, Regression Analysis, Calculus, Geometry
Beginner Ā· Specialization Ā· 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, UI Components, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Front-End Web Development, User Interface (UI), Debugging, Web Development
Intermediate Ā· Course Ā· 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Magnetic Resonance Imaging, Neurology, Medical Imaging, Diagnostic Radiology, Anatomy, Radiology, X-Ray Computed Tomography, Experimentation, Research Design, Biomedical Technology, Image Analysis, Physiology, Medical Terminology
Beginner Ā· Course Ā· 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Equipment Design, Performance Tuning, Engineering Calculations, Hardware Design, Engineering Analysis, Engineering, Scientific, and Technical Instruments, Computer-Aided Design, Engineering Design Process, Simulation and Simulation Software, Medical Imaging, System Configuration, Physics
Build toward a degree
Advanced Ā· Course Ā· 1 - 3 Months

Packt
Skills you'll gain: Performance Appraisal, Constructive Feedback, Employee Performance Management, People Management, Expectation Management, Conflict Management, Professionalism, Emotional Intelligence, Active Listening, Goal Setting
Intermediate Ā· Course Ā· 1 - 4 Weeks