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.

Coursera
Skills you'll gain: Marketing Design, Marketing Collateral, Graphic Design, Marketing Materials, Content Creation, Digital Content, Organizational Skills, Marketing, Collaborative Software, Data Sharing, Design and Product, Branding, Google Workspace, User Accounts, Advertising
★ 3.9 (11) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Computer Security Incident Management, Incident Management, Security Management, Digital Forensics, Disaster Recovery, Risk Management Framework, Cybersecurity, NIST 800-53, Threat Management, Risk Management, Cyber Security Policies, Security Controls, Cloud Security, Virtualization and Virtual Machines, Cloud Computing, Scenario Testing
★ 4.8 (10) · Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Software Development
★ 4.9 (20) · Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Human Resources Software, HR Tech, Workforce Planning, Human Resources Management and Planning, Human Resources, People Analytics, Employee Engagement, Human Resource Strategy, Workforce Management, Data Ethics, Human Resource Management, Recruitment, Workforce Development, Talent Recruitment, AI Enablement, Recruitment Strategies, Drive Engagement, Talent Management, Artificial Intelligence, Decision Making
★ 4.7 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Embedded Systems, Automation Engineering, Robotics, Machine Controls, Electronic Systems, Automation, Control Systems, Electronic Hardware, Power Electronics, Electronics, Medical Equipment and Technology, Medical Devices, Electric Power Systems, Electrical Systems, Health Technology, Medical Telemetry
★ 5 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Process Modeling, Systems Analysis, Database Design, Business Process Modeling, Process Flow Diagrams, System Testing, Process Mapping, Functional Requirement, Application Deployment, Business Analysis, Requirements Elicitation, Requirements Analysis, Development Testing, Data Management, System Design and Implementation, Software Design Documents, Stakeholder Management, Project Management, Data Visualization, Stakeholder Engagement
★ 5 (8) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Style Guides, Logo Design, Branding, Marketing Collateral, Marketing Design, Marketing Materials, Brand Marketing, Brand Strategy, Graphic Design, Brand Management, Media Strategy, Cross-Channel Marketing, Organizational Skills, Design Elements And Principles
★ 4.9 (14) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux Commands, Unix Shell, Scripting, Linux, Linux Administration, Command-Line Interface, Scripting Languages, User Interface (UI), IT Automation, Interactive Design, File I/O, UI Components, Programming Principles, Program Development, Computational Logic, File Management
★ 4.5 (15) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Virtualization and Virtual Machines, Cloud Deployment, Network Troubleshooting, Hardware Troubleshooting, Cloud Computing, Cloud Infrastructure, Virtualization, Computer Hardware, Network Protocols, Cloud Platforms, Virtual Machines, General Networking, Desktop Support, Hardware Architecture, TCP/IP, Peripheral Devices, Wireless Networks, Mobile Security, USB, Microsoft Intune (Mobile Device Management Software)
★ 4.3 (12) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Content Accessibility Guidelines, Extensible Markup Language (XML), Interactive Design, Web Development Tools, Usability, Web Design, Front-End Web Development, Semantic Web, Extensible Languages and XML, Web Design and Development, Web Development, Computer Programming Tools, Development Environment, Verification And Validation, Development Testing, Integrated Development Environments, Debugging
★ 4.8 (46) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: C++ (Programming Language), Software Documentation, Performance Tuning, Application Design, Technical Documentation, Application Development, Memory Management, Data Structures, Generative AI, Algorithms, Scalability
★ 4.9 (7) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Matplotlib, Plot (Graphics), Data Visualization Software, Statistical Visualization, Data Visualization, Jupyter, Interactive Data Visualization, Scatter Plots, Histogram, Box Plots, Descriptive Statistics, Data Presentation, Animations, Python Programming
★ 3.3 (12) · Intermediate · Course · 1 - 4 Weeks