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.

Skills you'll gain: C++ (Programming Language), System Programming, Algorithms, Performance Tuning
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Customer Analysis, Unsupervised Learning, Customer Insights, Marketing Analytics, Applied Machine Learning, Data Analysis, Web Analytics, Retail Store Operations, Machine Learning, Machine Learning Algorithms, Histogram, Decision Tree Learning, Model Evaluation, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Software Design Patterns, Object Oriented Programming (OOP), Javascript, Maintainability, Application Design, Scripting Languages, Event-Driven Programming, Prototyping, Context Management
Advanced · Course · 1 - 3 Months

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

University of Colorado Boulder
Skills you'll gain: Entrepreneurial Finance, Business Planning, Financial Statements, Growth Strategies, Business Ethics, Intellectual Property, Financial Modeling, Entrepreneurship, Income Statement, Engineering Management, Legal Risk, Business Strategies, Technology Strategies, Organizational Development, Business Modeling, Cash Flows, Business Development, New Business Development, Risk Analysis, Engineering
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Income Statement, Business Valuation, Investment Banking, Balance Sheet, Capital Markets, Fundraising, Equities, Underwriting, Financial Modeling, Securities (Finance), Entrepreneurial Finance, Financial Forecasting, Go To Market Strategy, Financial Market, Corporate Finance, Market Dynamics, Market Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Network Architecture, Virtual Networking, Network Performance Management, Network Monitoring, Performance Tuning, Cloud Deployment, System Monitoring, Virtual Machines, Infrastructure as Code (IaC), Windows PowerShell, Automation, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Computer Programming, Program Development, Python Programming, Debugging
Intermediate · Course · 1 - 4 Weeks

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

Board Infinity
Skills you'll gain: Frontend Integration, JavaScript Frameworks
Beginner · 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