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.

EDUCBA
Skills you'll gain: Web Frameworks, Authentications, Application Frameworks, Web Applications, Web Development, Python Programming, Back-End Web Development, Maintainability, Unit Testing, Authorization (Computing), Identity and Access Management, Development Testing, Functional Testing, White-Box Testing, Application Security, Configuration Management, File Management
★ 4.7 (21) · Advanced · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Tableau Software, Peer Review, Data Storytelling, Dashboard Creation, Dashboard, Data Presentation, Presentations, Data Cleansing, Business Intelligence, Data Visualization Software, Data Visualization, Interactive Data Visualization, Business Intelligence Software, Data Quality, Data Preprocessing, Data Analysis, Key Performance Indicators (KPIs)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Dashboard, Data Modeling, Data Import/Export, Dashboard Creation, Interactive Data Visualization, Data Cleansing, Business Intelligence, Data Transformation, Power Platform Architecture & Technical Design, Business Intelligence Software, Data Visualization Software, Data Sharing, Role-Based Access Control (RBAC), Security Strategy
★ 4.7 (14) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Continuous Delivery, Continuous Integration, Web Services, Application Programming Interface (API), Test Tools, Software Testing, Service Oriented Architecture, Test Execution Engine
★ 4.9 (10) · Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Vibe coding, AI Workflows, Software Development Tools, Generative AI Agents, Code Review, Software Development, Software Engineering, AI Personalization, GitHub, Web Development Tools, Design Software, Responsible AI, Generative AI, Web Development, Front-End Web Development, Javascript, Application Deployment, React.js, Artificial Intelligence
★ 4.4 (9) · Beginner · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, 3D Assets, Visualization (Computer Graphics), Computer Graphics, Graphical Tools, Design Software, Computer Graphic Techniques, User Interface (UI), Graphics Software, Digital Design
★ 4.9 (13) · Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Matplotlib, Seaborn, Exploratory Data Analysis, Data Visualization, Pandas (Python Package), Plot (Graphics), Statistical Visualization, Data Visualization Software, Analysis, Data Analysis, Statistical Analysis, Python Programming
★ 4.3 (6) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Adobe InDesign, Adobe Creative Cloud, Style Guides, Automation, Layout Design, Design Software, Graphic and Visual Design, Graphic Design, Document Management, Typography, File Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Hardware, Cloud Deployment, Hardware Troubleshooting, Networking Hardware, Desktop Support, Cloud Computing, Virtualization and Virtual Machines, Cloud Services, General Networking, Network Troubleshooting, TCP/IP, Virtualization, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Peripheral Devices, Technical Support, System Configuration, Wireless Networks, Data Storage
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Video Editing, Social Media Content, Social Media, Instagram, Social Media Marketing, Social Media Management, Graphic and Visual Design Software, Facebook, Content Creation, Advertising, Animations, Shared Media, Graphic Design, Graphic and Visual Design, Design, User Accounts
★ 4.8 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Google Analytics, Marketing Analytics, Data-Driven Marketing, Web Analytics, Marketing Effectiveness, Campaign Management, Marketing Strategies, Digital Analysis, Analytics, Target Audience, Trend Analysis, Digital Marketing, Performance Reporting, Performance Analysis, Business Reporting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Wireless Networks, Mobile Security, Microsoft Intune (Mobile Device Management Software), Networking Hardware, USB, Computer Hardware, System Configuration, Peripheral Devices, Display Devices, Data Storage
★ 3.8 (6) · Intermediate · Course · 1 - 4 Weeks