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.

LearnKartS
Skills you'll gain: Bitbucket, Git (Version Control System), Version Control, GitLab, Collaborative Software, Code Review, Software Versioning, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Identity and Access Management, Application Security, Secure Coding, Security Testing, Information Systems Security, Cyber Security Assessment, Security Engineering, Security Controls, Risk Management Framework, Cybersecurity, Authentications, Threat Modeling, Network Security, Risk Management, Infrastructure Security, Data Security, Continuous Monitoring, Software Development Life Cycle, Authorization (Computing), Cryptography
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Visualization, Data Visualization Software, Tableau Software, Interactive Data Visualization, Data Presentation, Infographics, Data Import/Export, Data Storytelling, Business Analytics, Data Science, Marketing Analytics
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Spring Framework, Java, Spring Boot, Java Programming, Hibernate (Java), Web Development, Web Servers, Web Components, Servers, Databases
Intermediate · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Creative Design, Creativity, Computer Graphic Techniques, Graphics Software, Peer Review, Digital Design, Design Elements And Principles, Graphical Tools, Storytelling, Technical Drawing, Color Theory
Beginner · Specialization · 1 - 3 Months

Codio
Skills you'll gain: Algorithms, Data Structures, Java, Theoretical Computer Science, Computer Programming, Computational Thinking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Continuous Integration, Continuous Deployment, Application Deployment, GitHub, Software Development Tools, Version Control, Git (Version Control System), DevOps, Test Automation, Automation, Application Security, Software Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Application Security, Open Web Application Security Project (OWASP), Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Zoho Corporation
Skills you'll gain: Sales Management, Selling Techniques, Customer Relationship Management, Customer Relationship Management (CRM) Software, General Sales Practices, Sales Process, Sales Strategy, Sales, Customer Relationship Building, Sales Pipelines, Sales Prospecting, B2B Sales
Beginner · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Data Import/Export, Business Intelligence, Google Cloud Platform, Data Integration, Database Development, Data Migration, Query Languages, Data Analysis, Data Management
Intermediate · Project · Less Than 2 Hours

IE Business School
Skills you'll gain: Marketing Planning, Customer Engagement, Strategic Marketing, Marketing Management, Marketing Effectiveness, Marketing Strategies, Marketing, Market Research, Market Analysis, Market Dynamics, Brand Management, Customer experience strategy (CX), Key Performance Indicators (KPIs), Performance Measurement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Azure Active Directory, Load Balancing, Virtual Networking, Network Architecture, Authorization (Computing), Data Security, Relational Databases, Authentications, Identity and Access Management, Cloud Infrastructure, Cloud Computing, Cloud Computing Architecture, Disaster Recovery, Cloud Management, Cloud Security, Single Sign-On (SSO), Databases, General Networking
Intermediate · Specialization · 1 - 3 Months