Computer network courses can help you learn how data moves between devices, how networks are structured, and how to keep them secure and efficient.
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), Cloud API, Restful API, Servers, JSON, Software Documentation, Javascript, Web Services, Application Security
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Test Tools, Acceptance Testing, Software Testing, Test Automation, Test Planning, Software Quality Assurance, Generative AI, Test Data, Scenario Testing, Test Case, Requirements Analysis
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Generative AI, Kubernetes, Containerization, Docker (Software), Cloud Infrastructure, Scalability, Prompt Engineering, MLOps (Machine Learning Operations), Large Language Modeling, Infrastructure Architecture, Performance Tuning, Application Deployment, Site Reliability Engineering, Enterprise Architecture, Continuous Deployment, Continuous Monitoring, Technology Strategies, Process Optimization, Automation, Job Evaluation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Marketing Materials, Presentations, Social Media Content, Content Creation, Promotional Materials, Brand Awareness, Marketing Design, Email Marketing, Social Media Marketing, Graphic Design, Branding, User Accounts, Business Communication
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Full-Stack Web Development, Development Environment, Front-End Web Development, React.js, UI Components, OpenAI, Software Development Tools, Back-End Web Development, Web Development, Natural Language Processing, Restful API, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Transaction Processing, Database Systems, Database Design, Database Management Systems, Relational Databases, Database Architecture and Administration, Database Management, Cloud Computing, Query Languages, Big Data, Databases, Data Processing, Machine Learning, SQL, Data Access, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Flask (Web Framework), Application Deployment, Web Applications, Hypertext Markup Language (HTML), Application Development, Web Development, HTML and CSS, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Java Programming, Object Oriented Design, Linux Commands
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsive Web Design, Restful API, User Interface (UI) Design, Application Programming Interface (API), Web Development Tools, Database Design, HTML and CSS, User Interface and User Experience (UI/UX) Design, API Design, Front-End Web Development, MongoDB, Javascript, Postman API Platform, Bootstrap (Front-End Framework), React.js, Database Management, OAuth, Authentications, Relational Databases, Software Documentation
Intermediate · Specialization · 1 - 3 Months

University of Toronto
Skills you'll gain: ArcGIS, Spatial Data Analysis, Geographic Information Systems, Spatial Analysis, Geospatial Mapping, Data Mapping, Global Positioning Systems, Data Capture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design, Java Platform Enterprise Edition (J2EE), Cascading Style Sheets (CSS), Data Validation, Web Applications, Scripting, Javascript and jQuery, Web Development, Android Development, Hypertext Markup Language (HTML), Middleware, Model View Controller, Web Services, Hibernate (Java), Visualization (Computer Graphics), Java, Mobile Development
Beginner · Specialization · 3 - 6 Months

Whizlabs
Skills you'll gain: Infrastructure as Code (IaC), IT Automation, Command-Line Interface, Docker (Software), Software Installation, Automation, System Configuration, YAML, Systems Administration, Configuration Management, Remote Access Systems
Beginner · Course · 1 - 4 Weeks