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.

University of Colorado Boulder
Skills you'll gain: Matplotlib, Object Oriented Programming (OOP), Plotly, Seaborn, Data Visualization Software, Object Oriented Design, Data Visualization, Pandas (Python Package), NumPy, Statistical Visualization, Interactive Data Visualization, Software Documentation, Scatter Plots, Box Plots, Heat Maps, Software Engineering, Technical Documentation, Data Structures, Data Import/Export, Data Manipulation
Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: MySQL, Bash (Scripting Language), Scripting, Database Management, Relational Databases, Command-Line Interface, SQL, Databases, Data Import/Export, Database Application, Data Pipelines, Data Manipulation, Python Programming, Linux
Beginner · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: Augmented and Virtual Reality (AR/VR), Augmented Reality, Virtual Reality, Virtual Environment, Unreal Engine, 3D Assets, User Experience, Unity Engine, Display Devices, Experience Design, Development Environment, Computer Programming Tools, Animations, Peripheral Devices
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Performance Tuning, Web Development, Web Applications, Web Services, Object Oriented Design, Software Architecture, Microservices, Network Security, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Basic Electrical Systems, Electrical Systems, Sustainable Technologies, Power Electronics, Electric Power Systems, Electronic Systems, Electrical Engineering, Sustainable Engineering, Energy and Utilities, Environmental Engineering, Performance Testing, High Voltage, Environmental Science, Systems Integration, Thermal Management, Climate Change Mitigation, Control Systems
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Java, Java Programming, Algorithms, Computational Thinking, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Functional Design, Development Environment
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Excel, Data Validation, Customer Data Management, Excel Formulas, Microsoft 365, Customer Relationship Management, Data Entry, Spreadsheet Software, Customer Service, Data Security, Data Management, Invoicing, User Accounts, Editing
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Manufacturing Operations, Internet Of Things, Robotics, Manufacturing Processes, Automation, Manufacturing and Production, Production Process, Industrial Engineering, 3D Modeling, Robotic Process Automation, Innovation, Computer-Aided Design, Emerging Technologies, Digital Transformation, Real Time Data, Simulation and Simulation Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Monitoring, Technical Communication, Technical Support, Network Administration, Technical Documentation, Desktop Support, Help Desk Support, Problem Management, Network Analysis
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, TypeScript, UI Components, Data Transformation, Web Development Tools, Hypertext Markup Language (HTML), Application Frameworks, Network Routing, Cascading Style Sheets (CSS), Model View Controller, Data Validation
Beginner · Course · 1 - 4 Weeks

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), Unix, Operating Systems, Command-Line Interface, Scripting, Linux Commands, Red Hat Enterprise Linux, File Systems, System Configuration, Database Management, General Networking, Network Security
Build toward a degree
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Agile Software Development, Project Management Software, Program Management, Responsible AI, Planning, Engineering Management, Generative AI, Timelines, Engineering Software, Risk Analysis, Resource Management, Prompt Engineering, Analytics, Stakeholder Communications, Machine Learning
Intermediate · Course · 1 - 4 Weeks