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.

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Restful API, Web Services, Hypertext Markup Language (HTML), HTML and CSS, Java Platform Enterprise Edition (J2EE), Software Design, Java, Extensible Markup Language (XML), Application Programming Interface (API), API Design, JSON, Software Architecture, Web Design and Development, Web Applications, Front-End Web Development, Web Development
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Product Development, Packaging and Labeling, Prototyping, New Product Development, Product Design, Customer Analysis, Production Process, Sustainable Design, Product Testing, Manufacturing Processes, Product Quality (QA/QC), Consumer Behaviour, Market Research, Innovation, Chemistry, Regulatory Compliance, Market Trend
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Event-Driven Programming, Debugging, Game Design, Animation and Game Design, Program Development, Algorithms, Computer Programming, Application Development, Problem Solving, Design, Computer Science
Beginner · Guided Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Energy and Utilities, Electrical Power, Electrical Systems, Chemistry, Sustainable Technologies, System Requirements, Technical Standard, Manufacturing and Production, Engineering Calculations, Performance Testing
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Rust (Programming Language), Data Manipulation, System Programming, Data Structures, Performance Tuning, Data Management, Maintainability, Secure Coding, Web Development, Debugging, Application Development
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Model Evaluation, NumPy, Plot (Graphics), Dashboard, Statistics, Pandas (Python Package), Data Analysis, Statistical Analysis, Regression Analysis, Data Manipulation, Python Programming, Analytics, Probability & Statistics, Statistical Methods, Applied Machine Learning, Probability, Data Science, Statistical Modeling, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Java, Java Programming, Theoretical Computer Science, Computer Programming, Computational Thinking, Programming Principles, Performance Tuning, Object-Relational Mapping, Computer Programming Tools
Intermediate · Specialization · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Corporate Sustainability, Sustainable Business, Compliance Management, Business Risk Management, Business Intelligence, Stakeholder Analysis, Environmental Issue, Corporate Strategy, Governance, Performance Analysis, Case Studies
Beginner · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Strategic Decision-Making, Brand Management, Marketing Strategies, Strategic Marketing, Branding, Data-Driven Decision-Making, Marketing Communications, Product Management, Product Marketing, Marketing, Consumer Behaviour, Marketing Channel, Go To Market Strategy, Case Studies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Classroom Management, Behavioral Management, Student Support and Services, Constructive Feedback, Education Software and Technology, Registration, Communication
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Patch Management, Amazon CloudWatch, Infrastructure Security, Threat Detection, Amazon S3, Vulnerability Scanning, Data Security, Cloud Security, Network Security, Threat Management, Incident Response, Data Governance, Authorization (Computing), Continuous Monitoring, Cyber Governance, Firewall, Role-Based Access Control (RBAC)
Advanced · Specialization · 1 - 3 Months