
Packt
Skills you'll gain: Ruby (Programming Language), File I/O, Object Oriented Programming (OOP), Ruby on Rails, Debugging, Software Design Patterns, Software Documentation, Testability, Scripting Languages, Development Environment, Integrated Development Environments, Computer Programming, Development Testing, Programming Principles, Data Structures, Scripting, Apple Xcode, Web Development, Program Development, Package and Software Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Design, Ruby (Programming Language), Performance Tuning, Data Persistence, Maintainability, Application Design, Software Engineering, Development Environment, Application Development, Application Security, Unit Testing, Scalability, Software Design, Debugging, Application Deployment, Software Configuration Management, Business Logic
Beginner · Course · 1 - 3 Months

Skills you'll gain: Database Design, MySQL, Operational Databases, Relational Databases, SQL, PHP (Scripting Language), Database Application, Database Systems, Database Management, Databases, Database Management Systems, Back-End Web Development, Data Structures, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Shell Script, Bash (Scripting Language), Unix Shell, Package and Software Management, Command-Line Interface, Docker (Software), Software Installation, Remote Access Systems, Linux Commands, Linux, OS Process Management, User Accounts, Containerization, Linux Servers, System Configuration, Linux Administration, File Management, Software Development, Git (Version Control System)
Beginner · Course · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Ruby (Programming Language), Program Development, File I/O, Development Environment, Maintainability, Data Structures, Computer Programming, Debugging, Performance Tuning
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Linux, File Systems, Shell Script, Electrical Engineering
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Package and Software Management, Linux Administration, Red Hat Enterprise Linux, File Systems, Scripting, User Accounts, Linux Servers, Command-Line Interface, Shell Script, System Configuration, Linux Commands, Unix Shell, Operating System Administration, Unix Commands, Open Source Technology, Disaster Recovery, System Monitoring, Systems Administration, Web Servers
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Ansible, Configuration Management, Chef (Configuration Management Tool), Infrastructure as Code (IaC)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Application Deployment, Continuous Deployment, CI/CD, Cloud Deployment, IT Automation, Configuration Management, Infrastructure as Code (IaC), Application Servers, YAML, Cloud Infrastructure, Requirements Analysis
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Virtual Machines, Debugging, Application Development, Development Environment, Software Installation, Python Programming, Programming Principles, Computer Programming, Software Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Peripheral Devices, File Systems, Mac OS, User Accounts, Virtual Private Networks (VPN), File Management, TCP/IP, User Provisioning, Data Security, System Configuration, Apple software proficiency, Network Protocols, Operating System Administration, Network Administration, Network Support, Software Installation, Data Management, Unix Commands, Unix, Application Performance Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: User Experience Design, User Interface (UI) Design, Application Programming Interface (API), Restful API, Cross Platform Development
Beginner · Course · 1 - 4 Weeks