Linux Basics courses can help you learn command line navigation, file management, user permissions, and process management. You can build skills in shell scripting, system monitoring, and troubleshooting common issues. Many courses introduce tools like the Bash shell, Git for version control, and text editors such as Vim or Nano, showing how these skills are applied in real-world environments to manage servers and automate tasks.

Coursera
Skills you'll gain: Model Context Protocol, Load Balancing, Containerization, Docker (Software), Model Deployment, Restful API, API Design, Application Programming Interface (API), Authentications, Application Deployment, Tool Calling, Scalability, Performance Tuning, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Command-Line Interface, Go (Programming Language), Package and Software Management, Data Storage, Programming Principles, Code Reusability, Program Development, Other Programming Languages
Beginner · Guided Project · Less Than 2 Hours

University at Buffalo
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Public Key Infrastructure, Public Key Cryptography Standards (PKCS), Payment Systems, Distributed Computing, Network Model, Transaction Processing, Virtual Machines, Verification And Validation, User Accounts, Development Environment
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Unit Testing, Continuous Integration, Software Testing, Test Case, .NET Framework, CI/CD, Development Testing, Test Data, Test Automation, Development Environment, Continuous Deployment
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: UI Components, React.js, Javascript, JavaScript Frameworks
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Cloud Management, Cloud Technologies, Cloud Services, Billing, Operating Cost, Cloud Computing, Cloud Platforms, Cloud Solutions, Cost Containment, Cost Management, Expense Management, Billing & Invoicing, Cross-Functional Collaboration, Budget Management, Cost Reduction, Financial Controls, Accountability, Budgeting, Account Management, Governance
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Persuasive Communication, Non-Verbal Communication, Target Audience, Rapport Building, Influencing, Project Management Institute (PMI) Methodology, Executive Presence, Program Management, Constructive Feedback, Stakeholder Communications, Project Management, Communication, Leadership, Team Performance Management, Public Speaking, Team Building, Presentations, Strategic Communication, Emotional Intelligence, Virtual Teams
Beginner · Course · 1 - 3 Months

Skills you'll gain: Front-End Web Development, Application Programming Interface (API), Event-Driven Programming, Frontend Performance, Development Environment, Data Sharing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Marketing Automation, Application Programming Interface (API), Content Scheduling, Content Development and Management, Google Sheets, Calendar Management, ChatGPT, Digital Marketing Tools, Content Creation, AI Integrations, Digital Marketing, Prompt Engineering, Automation, Content Strategy, Brand Management, Project Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Jest (JavaScript Testing Framework), React.js, React Redux, Cloud Deployment, Application Deployment, Software Testing, Web Development, Operational Databases, JavaScript Frameworks, Code Reusability, Software Architecture, Full-Stack Web Development, Context Management, Front-End Web Development, Real Time Data, Frontend Integration, Application Programming Interface (API), Event-Driven Programming, Frontend Performance, Development Environment
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Network Security, Network Administration, Cryptography, Firewall, Cryptographic Protocols, Cybersecurity, Intrusion Detection and Prevention, Virtual Private Networks (VPN), Cloud Security, IT Security Architecture, Cyber Attacks, Security Controls, Public Key Infrastructure, Network Monitoring, Encryption, Network Planning And Design, Human Factors (Security), Local Area Networks, Virtual Local Area Network (VLAN), Network Switches
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, Selenium (Software), Gherkin (Scripting Language), Test Automation, Test Script Development, JUnit, Software Testing, Apache Maven, Test Data, Test Case, Scenario Testing, Maintainability
Intermediate · Course · 1 - 3 Months