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.

Coursera
Skills you'll gain: Account Strategy, Account Management, Customer Success Management, Customer Engagement, Customer Relationship Building, Customer Relationship Management, Milestones (Project Management), Growth Strategies, Expectation Management, Relationship Management, Data-Driven Decision-Making, Drive Engagement, Goal Setting, Needs Assessment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Seaborn, Matplotlib, NumPy, Scatter Plots, Statistical Visualization, Data Visualization Software, Box Plots, Histogram, Exploratory Data Analysis, Jupyter, Heat Maps, Data Manipulation, Development Environment, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Threat Management, Incident Management, Remote Access Systems, Incident Response, Security Management, Data Security, Vulnerability Assessments, Threat Detection, Computer Security Incident Management, Cybersecurity, Security Controls, Security Requirements Analysis, Continuous Monitoring, Security Software, Vulnerability Management, Computer Security Awareness Training, Security Strategy, Telecommuting, Infrastructure Security, Cyber Security Policies
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Full-Stack Web Development, Authentications, Software Testing, Debugging, Object-Relational Mapping, Authorization (Computing), MySQL, Test Case, Web Development, Back-End Web Development, Web Applications, Software Documentation, File Management, Model View Controller, Virtual Environment
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Javascript, Restful API, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, IntelliJ IDEA, Spring Boot, React.js, Restful API, Integrated Development Environments, Object-Relational Mapping, Web Development Tools, Back-End Web Development, Web Applications, Application Frameworks, Command-Line Interface, Data Access
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Sampling (Statistics), Sample Size Determination, Data Collection, Surveys, Statistical Methods, Quantitative Research, Probability & Statistics, Research Design, Statistical Software
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Bash (Scripting Language), Shell Script, Scripting, Unix Shell, Linux Commands, Command-Line Interface, Unix Commands, Business Logic, DevOps
Beginner · Guided Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Problem Solving, Critical Thinking and Problem Solving, Creativity, Decision Making, Human Learning, Usability, Psychology, Human Centered Design, User Interface and User Experience (UI/UX) Design
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Text Mining, Unstructured Data, Health Informatics, Natural Language Processing, Data Mining, Model Evaluation, Clinical Informatics, Deep Learning, Machine Learning, Medical Terminology, Artificial Neural Networks, Supervised Learning, Python Programming, Computer Programming, Computer Programming Tools
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Model View Controller, .NET Framework, Object-Relational Mapping, Database Management, Data Access, Full-Stack Web Development, Web Development, Web Applications, Software Architecture, Middleware, Software Design Patterns, User Interface (UI)
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Sheets, Google Workspace, Data Validation, Spreadsheet Software, Google Cloud Platform
Advanced · Project · Less Than 2 Hours