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 Washington
Skills you'll gain: GitHub, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, Git (Version Control System), HTML and CSS, Web Design and Development, Web Development, Web Development Tools, Web Design, Front-End Web Development, Web Content Accessibility Guidelines, Debugging, Semantic Web, Web Analytics and SEO, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Team Oriented, Collaborative Software, Data Visualization, Visual Storytelling, Brainstorming, Diagram Design, Interactive Design, Communication Planning, Multimedia, Design Elements And Principles, Digital Publishing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cardiology, Blood Pressure, Capillary, Hemodynamics, Cardiac Dysrhythmia, Diagnostic Tests, Respiration, Anatomy, Hematology, Physiology, Electrophysiology, Medical Terminology, Simulation and Simulation Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Scripting, Google Workspace, Gmail, Web Development Tools, Javascript, Scripting Languages, Google Cloud Platform, Spreadsheet Software, Web Development, Computer Programming
Beginner · Project · Less Than 2 Hours

Skills you'll gain: JSON, Javascript, JavaScript Frameworks, Software Testing, Unit Testing, Scripting, Frontend Performance, Event-Driven Programming, Hypertext Markup Language (HTML), Scripting Languages, Data Validation, Data Structures, Network Protocols, Verification And Validation
Beginner · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Digital Marketing, Web Analytics, Digital Advertising, Search Engine Marketing, Digital Marketing Campaigns, Digital Analysis, Online Advertising, Digital Marketing Tools, Google Analytics, Search Engine Optimization, Web Analytics and SEO, Google Ads, Marketing Channel, Social Media Marketing, Marketing Strategies, MarTech, Marketing Planning, Paid media, Marketing Analytics, Social Media Campaigns
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Security, Cloud Security, Azure Active Directory, Microsoft Azure, Data Storage, Encryption, Cloud Storage, Microsoft SQL Servers, Authorization (Computing), Authentications, Database Management, Databases, Data Governance, Key Management, Identity and Access Management, Firewall
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Extract, Transform, Load, Dataflow, Data Processing, Scripting, Google Cloud Platform, Big Data, Scripting Languages, Cloud Storage
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Sampling (Statistics), Matplotlib, Data Analysis, Machine Learning Algorithms, Data Mining, Statistical Analysis, Statistical Hypothesis Testing, Plot (Graphics), Probability & Statistics, NumPy, Pandas (Python Package), Probability Distribution, Dimensionality Reduction, Model Evaluation, R Programming, Python Programming, Data Preprocessing, Applied Machine Learning, Regression Analysis, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Restful API, Web Services, Java Platform Enterprise Edition (J2EE), Software Design, Java, Application Programming Interface (API), API Design, Web Applications, Object Oriented Design, Software Design Patterns, Software Architecture, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis Expressions (DAX), Dashboard, Dashboard Creation, Power BI, Microsoft Power Platform, Data Visualization, Data Transformation, Data Modeling, Data Presentation, Data Import/Export, Data Wrangling, Data Visualization Software, Interactive Data Visualization, Data Analysis, Analytics, Data Cleansing, Role-Based Access Control (RBAC), Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Flutter (Software), Mobile Development, Application Development, Mobile Development Tools, Data Validation, iOS Development, User Interface and User Experience (UI/UX) Design, Information Architecture, User Interface (UI) Design, User Interface (UI), Application Design, Cross Platform Development, UI Components, Interactive Design, Software Design, Interaction Design, Scalability, Usability, Verification And Validation
Beginner · Specialization · 1 - 3 Months