
EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence, Context Management
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Node.JS, Web Frameworks, Server Side, Application Servers, Web Applications, Web Servers, Restful API, JSON, Middleware, API Design, Real Time Data, Routing Protocols
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: File Management, MySQL, Control Panels, Database Management, Web Servers, Email Automation, Server Administration, System Configuration, Data Storage, Web Analytics and SEO, Network Routing
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Linux Servers, Linux Administration, Linux, TCP/IP, Network Administration, Servers, Network Protocols, System Configuration
Intermediate · Course · 1 - 4 Weeks
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), Cloud API, Restful API, Server Side, JSON, Software Documentation, Javascript, Web Services, Application Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), Authentications, Back-End Web Development, Web Servers, Databases, Web Applications, Secure Coding, Restful API, Application Programming Interface (API), Programming Principles, Data Structures, Debugging
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Application Security, Vulnerability Assessments, Vulnerability Management, Event Monitoring, Security Controls, Data Integrity, System Monitoring, Patch Management, Server Side
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, Application Deployment, Application Frameworks, Web Development Tools, Frontend Performance, Application Design, Server Side, Web Services, Software Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Machines, Microsoft Azure, Cloud Infrastructure, Cloud Computing, Network Security, Virtual Networking, Web Servers, Network Administration, Remote Access Systems, Ubuntu, Application Deployment
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: React.js, Frontend Performance, Application Deployment, Web Development, Hypertext Markup Language (HTML), Front-End Web Development, Full-Stack Web Development, Web Frameworks, Cascading Style Sheets (CSS), Javascript, Server Side, GitHub, Version Control
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Windows Servers, Remote Access Systems, Hyper-V, Server Administration, Operating System Administration, Active Directory, Windows PowerShell, Dynamic Host Configuration Protocol (DHCP), Virtual Private Networks (VPN), Group Policy, Virtualization, Network Infrastructure, System Monitoring, Data Storage, Event Monitoring, Identity and Access Management, Virtualization and Virtual Machines, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Virtualization and Virtual Machines, Network Administration, File Systems
Intermediate · Course · 1 - 3 Months