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: Bash (Scripting Language), Scalability, Distributed Computing, Big Data, Operating Systems, File Systems, Linux, Scripting, Command-Line Interface, Performance Tuning, Programming Principles, Computer Architecture
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: API Testing, Software Documentation, API Design, Application Programming Interface (API), Test Tools, Technical Documentation, Restful API, JSON, YAML, Software Design
Beginner · Guided Project · Less Than 2 Hours
Johns Hopkins University
Skills you'll gain: Systems Thinking, Health Systems, Health Policy, Public Health, Policy Analysis, Policy Development, Simulations, Data Analysis Software
Mixed · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Correlation Analysis, Regression Analysis, Data Analysis, R Programming, Descriptive Statistics, Statistical Modeling, R (Software), Exploratory Data Analysis, Model Evaluation, Statistical Analysis, Probability & Statistics, Biostatistics, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Digital Marketing, Customer Relationship Management, Social Media Marketing, Digital Media Strategy, Social Media Strategy, Marketing Analytics, Marketing Strategies, Web Analytics, Marketing, Sales Process, Business Analytics, Customer Retention, Search Engine Marketing, Customer Engagement, Email Marketing, Search Engine Optimization, Content Performance Analysis, Analytics, Lead Generation, Target Audience
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Human Computer Interaction, Interaction Design, Web Design and Development, Bootstrap (Front-End Framework), Usability, User Interface and User Experience (UI/UX) Design, Wireframing, Cascading Style Sheets (CSS), Data Structures, Web Components, Javascript
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Power Platform, Stakeholder Management, Software Development Life Cycle, Team Building, Agile Methodology, Quality Management, Agile Project Management, Project Management Institute (PMI) Methodology, Power BI, Microsoft Power Automate/Flow, Scrum (Software Development), Business Analysis, Virtual Teams, Requirements Management, Risk Management, Team Management, Project Management Life Cycle, Project Management, Microsoft Project, Business
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Database Management, System Software, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Programming Principles, Software Development, Automation, Analysis, Cloud Computing, Debugging
Beginner · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Robotics, Mathematical Modeling, Mathematical Software, Engineering Calculations, Applied Mathematics, Engineering Analysis, Mechanics, Simulation and Simulation Software, Engineering, Virtual Environment, Torque (Physics), Numerical Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Figma (Design Software), UI Components, Usability, Software Design, Mockups, Technical Design, Design Elements And Principles, Application Design, Web Design, Application Development, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Digital Transformation, Product Lifecycle Management, Business Technologies, Automation, Internet Of Things, Technology Strategies, Product Design, Emerging Technologies, Wireless Networks, Business Strategy, Augmented and Virtual Reality (AR/VR), Cloud Computing, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Data Structures, Package and Software Management, Blockchain, Development Environment, Web Development, Programming Principles, Web Servers, Restful API, System Programming, Maintainability, Algorithms, Integrated Development Environments, Software Testing, Unit Testing, Software Design Patterns, Development Testing, Debugging
Beginner · Specialization · 3 - 6 Months