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: File I/O, C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Video Game Development, Unreal Engine, Event-Driven Programming, Unity Engine, C# (Programming Language), User Interface (UI), Data Structures
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Goal Setting, Workflow Management, Organizational Skills, Project Management Software, Project Management, Work Breakdown Structure, Resource Allocation
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Data Security, Vulnerability Scanning, Security Controls, Role-Based Access Control (RBAC), Verification And Validation, Intrusion Detection and Prevention, Database Application, Security Awareness, Cybersecurity, User Accounts, Web Development Tools
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Stata, Regression Analysis, Statistical Modeling, Statistical Methods, Statistical Analysis, Data Visualization, Data Manipulation, Logistic Regression, Predictive Modeling, Statistical Hypothesis Testing, Model Evaluation
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Email Automation, Google Sheets, Automation, Business Process Automation, Productivity Software, Gmail, Workflow Management, Sales Support, Operations Management, Order Fulfillment
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Proposal Writing, Editing, Business Writing, Technical Writing, Technical Management, Technical Communication, Proofreading, Engineering Management, Writing, Business Correspondence, Target Audience, Concision, Grammar, Persuasive Communication, Communication
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Docker (Software), Containerization, Microservices, Agile Methodology, DevOps, Kubernetes, CI/CD, Agile Project Management, Hybrid Cloud Computing, Scrum (Software Development), Restful API, Continuous Delivery, Cloud Applications, Continuous Integration, Postman API Platform, Test Driven Development (TDD), Cloud Computing Architecture, Software Development, Behavior-Driven Development
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Data Wrangling, Analytical Skills, Data Analysis, Data Preprocessing, Data Cleansing, Generative AI, ChatGPT, Data Visualization Software, Jupyter, Statistical Analysis, Artificial Intelligence, Data Collection, Data Management, GitHub, Technical Support, Git (Version Control System), Integrated Development Environments
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Executive Presence, Succession Planning, Organizational Structure, Diversity Equity and Inclusion Initiatives, Organizational Leadership, Engineering Management, Team Building, People Management, Team Leadership, Telecommuting, Business Leadership, Leadership, Leadership Development, Virtual Teams, Personal Development, Communication, Self-Awareness
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: OpenAI API, AI Workflows, LLM Application, ChatGPT, Application Programming Interface (API), Performance Testing, Artificial Intelligence, Prompt Engineering, Context Management, Application Development, Test Case
Intermediate · Course · 1 - 4 Weeks

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

Starweaver
Skills you'll gain: Data Storytelling, Active Listening, Non-Verbal Communication, Business Writing, Sales Presentation, Concision, Sales Strategy, Copywriting, Writing, Cultural Sensitivity, Persuasive Communication, Interpersonal Communications, Business Correspondence, Customer Relationship Management (CRM) Software, Storytelling, Business Communication, Communication Strategies, Technical Communication, Communication, Marketing Communications
Intermediate · Specialization · 1 - 3 Months