Software testing courses can help you learn test planning, test case design, automated testing, and performance testing. You can build skills in identifying bugs, writing effective test scripts, and using various testing methodologies. Many courses introduce tools like Selenium for automation, JUnit for unit testing, and JIRA for issue tracking, showing how these skills apply in real-world software development environments.

Fortinet, Inc.
Skills you'll gain: Network Support, Network Troubleshooting, Firewall, Network Monitoring, Technical Support and Services, Network Security, Virtual Private Networks (VPN), Lightweight Directory Access Protocols, System Monitoring, Authentications, Performance Tuning, Security Software, System Configuration, Cybersecurity, Memory Management, Malware Protection
Intermediate · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: Computer-Aided Design, Design Software, Technical Design, 3D Modeling, Mechanical Engineering
Beginner · Course · 1 - 4 Weeks

Technical University of Denmark (DTU)
Skills you'll gain: Energy and Utilities, Chemistry, Sustainable Engineering, Sustainable Development, Plant Operations and Management, Chemical Engineering, Process Engineering, Thermal Management, Environmental Engineering, Analytical Chemistry, Materials science, Analytical Testing, Laboratory Research, Engineering Calculations, Mathematical Modeling, Experimentation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, LLM Application, Development Environment, Prompt Patterns, Multimodal Prompts, Tool Calling, Embeddings, Generative AI Agents, Vector Databases, User Interface (UI), Prompt Engineering Tools, OpenAI API, Generative AI, Program Development, Agentic systems, Plot (Graphics), Software Development Tools, AI Integrations, Augmented Reality
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apache Maven, Eclipse (Software), Build Tools, Data Import/Export, Kotlin, Software Installation, Unit Testing, Database Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Development Environment, Computer Programming, Microsoft Visual Studio, Computer Programming Tools, Integrated Development Environments, Programming Principles, Apple Xcode, Software Installation, Data Structures, Performance Tuning, Debugging
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Open Source Technology, Package and Software Management, Linux, Shell Script, Ubuntu, Unix Shell, Linux Administration, Operating System Administration, Bash (Scripting Language), Linux Servers, Unix, Operating Systems, Command-Line Interface, Scripting, Linux Commands, Red Hat Enterprise Linux, File Systems, Network Administration, Software Installation, System Software
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Proposal Writing, Editing, Writing and Editing, Business Writing, Proposal Development, Technical Writing, Technical Management, Technical Communication, Proofreading, Report Writing, Engineering Management, Writing, Business Correspondence, Target Audience, Concision, Management Training And Development, Grammar, Stakeholder Communications, Persuasive Communication, Communication
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Claude Code, Vibe coding, Anthropic Claude, Model Context Protocol, Application Development, Program Development, Agentic Workflows, Programming Principles, Generative AI, Automation, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Virtual Networking, Data Centers, Virtual Local Area Network (VLAN), Data Storage Technologies, Data Storage, Data Infrastructure, Servers, Virtual Reality, Memory Management, Network Switches, iSCSI Configuration, Remote Access Systems, Computer Hardware
Build toward a degree
Intermediate · Course · 1 - 3 Months

Parsons School of Design, The New School
Skills you'll gain: Design Thinking, Market Opportunities, Design Strategies, Business Risk Management, Design and Product, Experience Design, Risk Analysis, New Business Development, Human Centered Design, User Experience Design, Innovation, Design, User Experience, Ideation, Business Modeling, Lean Methodologies, Market Analysis, Ethical Standards And Conduct
Intermediate · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Plot (Graphics), Scripting, User Interface (UI) Design, Matlab, No-Code Development, Data Manipulation, Data Visualization Software, Generative AI, Interactive Data Visualization, UI Components, Code Reusability, Mathematical Modeling, Data Visualization, Interactive Design, LLM Application, Scientific Visualization, Data Storytelling, Data Analysis, Engineering Calculations, Programming Principles
Beginner · Specialization · 1 - 3 Months