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.

IIT Bombay
Skills you'll gain: Design Thinking, User Research, Ideation, Prototyping, Human Centered Design, Design Research, Product Design, Design Strategies, Sustainable Business, Innovation, Brainstorming, User Centered Design, Creative Thinking, Empathy, User Feedback, Product Development, Customer experience improvement, Case Studies, Cultural Responsiveness, Collaboration
★ 4.7 (68) · Beginner · Course · 1 - 3 Months

Clemson University
Skills you'll gain: Database Systems, Database Management, Database Design, Database Management Systems, MySQL, Database Theory, Relational Databases, Database Software, Data Modeling, Database Development, Database Architecture and Administration, SQL, NoSQL, Diagram Design, Dependency Analysis
★ 4.4 (70) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Education Software and Technology, User Accounts
★ 4.8 (76) · Beginner · Guided Project · Less Than 2 Hours

Meta
Skills you'll gain: Restful API, SQL, React Native, Database Management, Databases, Application Programming Interface (API), API Design, Relational Databases, Data Persistence, Mobile Development, Data Storage Technologies, Data Management, Application Development, Authentications
★ 4.8 (67) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Game Design, Software Design Documents, Unreal Engine, Video Game Development, Collaborative Software, Software Documentation, Virtual Environment, Layout Design, Interactive Design, 3D Assets, Prototyping, Diagram Design, Design Elements And Principles, Storytelling
★ 4.3 (71) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Interpersonal Communications, Verbal Communication Skills, Active Listening, Constructive Feedback, Communication, Technical Management, Trustworthiness, Engineering Management, Business Communication, Non-Verbal Communication, Management Training And Development, Professional Development, Supervision, Leadership, Team Leadership, Leadership Development, Coaching
★ 4.5 (71) · Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: HTML and CSS, Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Design and Development, File Management, Web Design, Front-End Web Development, Web Development
★ 4.8 (72) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Operations Research, Algorithms, Graph Theory, Network Model, Combinatorics, Mathematical Modeling, Theoretical Computer Science, Model Optimization, Python Programming, Network Analysis
★ 4.8 (60) · Advanced · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Digital Forensics, Microsoft Windows, User Accounts, USB, File Systems, System Configuration, Software Installation, Operating Systems, Incident Response
★ 4.7 (67) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Structures, Python Programming, Programming Principles, Computer Programming, Computational Logic, Software Engineering, Performance Tuning, Web Development, Performance Testing, Web Development Tools, Debugging, Software Development
★ 4.6 (64) · Beginner · Specialization · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Node.JS, Full-Stack Web Development, HTML and CSS, JavaScript Frameworks, User Interface (UI), Application Deployment, Application Frameworks, Back-End Web Development, Frontend Integration, Front-End Web Development, Hypertext Markup Language (HTML), MongoDB, User Interface (UI) Design, Secure Coding, Middleware, Bootstrap (Front-End Framework), jQuery, Javascript, Cascading Style Sheets (CSS)
★ 4.2 (65) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Excel, Spreadsheet Software
★ 4.2 (62) · Beginner · Guided Project · Less Than 2 Hours