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 System
Skills you'll gain: Public Key Infrastructure, Public Key Cryptography Standards (PKCS), Key Management, Cryptography, Encryption, Authentications, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Desktop Support, Network Troubleshooting, Technical Support and Services, Technical Support, Hardware Troubleshooting, System Support, Help Desk Support, Debugging, Microsoft Windows, Mac OS, Unix, Problem Management, Computer Hardware, Network Monitoring, Generative AI, Operating Systems, System Configuration, Software Installation, Technical Communication, Performance Tuning
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Object-Relational Mapping, Web Development, Context Management, Application Frameworks, Scripting, Middleware, Server Side, Data Storage, Session Initiation Protocols, Data Sharing, Data Persistence, Event-Driven Programming, Hypertext Markup Language (HTML)
Intermediate · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Search Engine Marketing, Keyword Research, Digital Marketing, Online Advertising, Search Engine Optimization, Content Marketing, Social Media Strategy, Social Media, Web Analytics and SEO, Storytelling, Marketing Strategies, Pay Per Click Advertising, Marketing Communications, Customer Relationship Management, Brand Management, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Responsive Web Design, Mobile Development, Unit Testing, User Interface (UI), Application Development, UI Components, Debugging, Storyboarding
Intermediate · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Educational Materials, Web Content Accessibility Guidelines, Disabilities, Adaptive Equipment, Instructional Design, Differentiated Instruction, Education Software and Technology, Case Studies, Curriculum Development, Student Support and Services, Diversity Awareness, Higher Education
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Applied Machine Learning, Jupyter, Machine Learning Algorithms, Model Evaluation, Machine Learning, Predictive Modeling, Data Science, Python Programming, Predictive Analytics, Data Analysis, Technical Communication
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Development, Animations, Development Environment, UI Components, Usability, Javascript, Frontend Performance, Maintainability, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Magnetic Resonance Imaging, Data Analysis, Analytical Skills, Image Analysis, Statistical Analysis, Advanced Analytics, Network Analysis, Psychology, Time Series Analysis and Forecasting, Matlab, Neurology, Statistical Modeling, Statistical Methods
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, CI/CD, Continuous Integration, Test Automation, Continuous Delivery, API Testing, Software Development, Application Deployment, DevOps, Unit Testing, Agile Methodology, Software Development Methodologies, Performance Testing, GitHub
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Technical Support, Hardware Troubleshooting, Cloud Computing, Cloud Services, Cybersecurity, Help Desk Support, System Support, Network Troubleshooting, Computer Hardware, Customer Service, General Networking, Data Storage, Issue Tracking, Operating Systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Marketing Collateral, Marketing Materials, Canva (Software), Promotional Materials, Business Marketing, Marketing Design, Marketing, Business, Design, Graphic and Visual Design, Graphic Design, Color Matching, Design Elements And Principles
Advanced · Guided Project · Less Than 2 Hours