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.

DeepLearning.AI
Skills you'll gain: Pandas (Python Package), Data Visualization, Time Series Analysis and Forecasting, Matplotlib, Data Visualization Software, Statistical Inference, Statistical Analysis, Seaborn, Exploratory Data Analysis, Descriptive Statistics, NumPy, Data Manipulation, Programming Principles, Python Programming, Regression Analysis, Forecasting
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: LLM Application, Large Language Modeling, Prompt Engineering, Generative AI, Applied Machine Learning, Python Programming, Open Source Technology, JSON
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Java Programming, Test Automation, JUnit, Object Oriented Programming (OOP), Integration Testing, Browser Compatibility
Intermediate · Course · 3 - 6 Months

Infosec
Skills you'll gain: Authentications, Cryptography, Application Security, Web Applications, Javascript, Identity and Access Management, Node.JS, Browser Compatibility
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Web Frameworks, Restful API, Application Programming Interface (API), API Testing, Application Deployment, Software Documentation, Package and Software Management, JSON, Application Development, Server Side, Python Programming, Data Validation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Agile Project Management, Agile Methodology, Agile Software Development, Kanban Principles, Lean Methodologies, Project Management Life Cycle, Scaled Agile Framework, Project Implementation, Workflow Management, Sprint Planning, Project Planning, Project Management, Backlogs, Change Management, Sprint Retrospectives, Team Leadership
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mockups, User Flows, Wireframing, Interaction Design, Mobile Development, User Interface (UI), Application Design, User Experience Design, Design
Beginner · Guided Project · Less Than 2 Hours

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: Generative AI Agents, AI Orchestration, Agentic systems, Agentic Workflows, Artificial Intelligence, LLM Application, Development Environment, Tool Calling, Prompt Engineering, Human Machine Interfaces, Software Development Tools, Python Programming
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Histogram, Generative AI, Model Evaluation, Data Literacy, Data Visualization, Data Presentation, Statistical Hypothesis Testing, Scientific Methods, Descriptive Statistics, Data Storytelling, Statistics, Data Analysis, Data Ethics, Experimentation, Data Science, Data-Driven Decision-Making, Research Design, Statistical Visualization, AI Enablement, Artificial Intelligence
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Digital pedagogy, Education Software and Technology, digital literacy, Collaborative Software
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Graphic and Visual Design, Design, Graphic Design, Digital Design, Typography, Layout Design, Design Elements And Principles, Photo Editing, File Management, Color Theory
Mixed · Course · 1 - 3 Months