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: IT Security Architecture, Operating System Administration, Package and Software Management, Information Systems Security, IT Infrastructure, Network Troubleshooting, Systems Administration, Computer Networking, Infrastructure Security, Computer Security, Encryption, Desktop Support, Routing Protocols, Lightweight Directory Access Protocols, Technical Support, Network Protocols, Computer Hardware, Cloud Computing, Customer Service, Debugging
★ 4.8 (302) · Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Estimation, Probability, Model Evaluation, Simulation and Simulation Software, Model Optimization, Numerical Analysis, Mathematical Modeling, Performance Tuning, Fine-tuning, Applied Mathematics
★ 4.7 (254) · Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Spring Framework, Object-Relational Mapping, Cloud Security, Java, Java Programming, Scalability, Secure Coding, Web Services, Cloud Services, Cloud Computing, JSON, Cloud Deployment, Application Frameworks, Java Platform Enterprise Edition (J2EE), Data Security, Web Servers, Object Oriented Design, Systems Architecture, Application Deployment, Network Protocols
★ 4.3 (253) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Analysis, Analytics, Exploratory Data Analysis, Data Manipulation, Jupyter, Data Processing, Data Wrangling, Matplotlib, Data Visualization, Programming Principles, Data Cleansing, Data Visualization Software, Python Programming
★ 4.3 (244) · Beginner · Course · 1 - 3 Months

Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Apple Xcode, Code Review, UI Components, Unit Testing, Mobile Development, User Interface (UI), User Interface (UI) Design, Application Development, Application Design, Interactive Design, Test Case, Code Reusability, Storyboarding
★ 4.7 (248) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Apple Xcode, iOS Development, Apple iOS, Data Structures, Programming Principles, Code Reusability, Application Development, Object Oriented Programming (OOP), Development Environment, Computer Programming, Web Development
★ 4.7 (275) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Penetration Testing, Security Testing, System Testing, Cyber Security Assessment, Vulnerability Scanning, Vulnerability Management, Cybersecurity, Cloud Security, Vulnerability Assessments, Intrusion Detection and Prevention, Network Security, Exploitation techniques, Microsoft Azure, Firewall, Virtual Private Networks (VPN)
★ 4.8 (199) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Stored Procedure, Database Management, SQL, Transaction Processing, Databases, Database Development, JSON, Relational Databases, Query Languages, Advanced Analytics, Performance Tuning, Data Analysis
★ 4.7 (255) · Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Employee Engagement, Management Training And Development, Drive Engagement, Strategic Planning, Case Studies, People Development, Employee Performance Management, Team Building, People Management, Growth Strategies, Leadership Development, Entrepreneurship, Human Capital, Plan Execution, Organizational Development, Human Resources Management and Planning, Business Strategy, Planning, Innovation, Business Intelligence
★ 4.8 (246) · Mixed · Course · 1 - 3 Months
University of Leeds
Skills you'll gain: Stakeholder Management, Stakeholder Engagement, Engineering Management, Scope Management, Risk Management, Project Scoping, Stakeholder Analysis, Project Risk Management, Risk Management Framework, Project Management, Governance, Risk Mitigation, Risk Analysis, Governance Risk Management and Compliance
★ 4.7 (307) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, Data Import/Export, C++ (Programming Language), C and C++, Programming Principles, Data Structures, File Management, Computer Programming, Data Store, Memory Management, Computer Science, Development Environment
★ 4.7 (237) · Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Property and Real Estate, Real Estate, Market Dynamics, Real Estate Transactions, Financial Analysis, Return On Investment, Economics, Capital Budgeting, Land Management, Investments, Market Analysis, Finance, Consumer Behaviour, Competitive Analysis, Estimation, Depreciation
★ 4.8 (265) · Intermediate · Course · 1 - 3 Months