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: Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Network Protocols, Network Security, Network Analysis, Network Monitoring, Image Analysis, Virtual Machines, Virtualization and Virtual Machines, Virtual Environment, Open Source Technology, Command-Line Interface, Software Installation, Microsoft Windows
★ 4.6 (14) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Storyboarding, User Research, Information Architecture, User Experience Design, Design Thinking, Prototyping, UI/UX Research, Usability Testing, User Experience, Wireframing, Design Research, Ideation, User Centered Design, User Interface and User Experience (UI/UX) Design, Interaction Design, Web Content Accessibility Guidelines, Human Centered Design, Figma (Design Software), Visual Design, Artificial Intelligence
★ 4.7 (635) · Beginner · Professional Certificate · 3 - 6 Months

EDUCBA
Skills you'll gain: Spring Framework, Spring Boot, Application Development, Redis, Java Programming, Frontend Integration, Object-Relational Mapping, Web Development, Database Development, Integrated Development Environments, Authentications, Application Security, Build Tools, Performance Tuning, Unit Testing, Authorization (Computing), Command-Line Interface, Data Access, Event Monitoring, Software Configuration Management
★ 4.6 (43) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Web Scraping, Database Management, Databases, Unit Testing, Data Transformation, Data Access, Data Capture, Package and Software Management, Application Programming Interface (API), Data Integration, Data Wrangling, Integrated Development Environments, Data Pipelines, Maintainability, Python Programming, Programming Principles, Style Guides
★ 4.6 (848) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Threat Modeling, MITRE ATT&CK Framework, Penetration Testing, Azure Active Directory, Network Security, Computer Systems, Security Information and Event Management (SIEM), Security Testing, Record Keeping, Encryption, Cybersecurity, Cyber Security Strategy, System Testing, Cloud Security, Cyber Threat Intelligence, Cloud Computing, Authentications, Active Directory, Operating Systems, Computer Security Incident Management
★ 4.7 (3K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Information Systems Security, Cyber Security Policies, Data Ethics, Computer Security, Security Testing, Technical Communication, General Data Protection Regulation (GDPR)
★ 4.7 (101) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Deployment, Cloud-Native Computing, Application Deployment, Containerization, Continuous Deployment, Cloud Applications, CI/CD, Application Security, Serverless Computing, Security Software, DevSecOps
Beginner · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Data Visualization, Data Visualization Software, Interactive Data Visualization, Visualization (Computer Graphics), User Centered Design, User Experience Design, Data Presentation, Statistical Visualization, Usability, Human Centered Design, Design Research, User Research, Graphic and Visual Design, Usability Testing, Quantitative Research, Design Elements And Principles
★ 4.7 (42) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Scanning, Exploitation techniques, Cyber Security Assessment, Unix, Security Testing, Network Security, Cybersecurity, Information Systems Security, Cyber Attacks, Network Analysis, Web Applications, Virtual Machines, Web Servers
★ 4.7 (9) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: User Interface (UI), User Interface and User Experience (UI/UX) Design, Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), UI Components, Secure Coding, Full-Stack Web Development, Web Applications, Database Development, Frontend Integration, JavaScript Frameworks, Database Management, Hypertext Markup Language (HTML), Software Architecture, Development Environment, Software Testing, Development Testing, NoSQL, API Design
★ 4.1 (25) · Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: AI Personalization, Business Logic, AI literacy, Application Development, Computational Logic, C# (Programming Language), Computer Programming, Program Development, Programming Principles, Data Store, Data Cleansing
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Statistical Hypothesis Testing, Quantitative Research, Statistical Software, Correlation Analysis, Statistical Analysis, Data Analysis, Probability & Statistics, Analysis, Statistical Methods, Statistical Inference, Statistics, Psychology, Regression Analysis, Research
Beginner · Course · 1 - 3 Months