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: API Testing, Restful API, Authentications, Test Automation, Test Script Development, Application Programming Interface (API), Software Testing, Authorization (Computing), Java Programming, Java, User Accounts
★ 5 (11) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, GitHub Copilot, Claude Code, Vibe coding, AI Workflows, Anthropic Claude, AI Integrations, Hypertext Markup Language (HTML), Web Applications, Generative AI Agents, Tool Calling, Web Design and Development, GitHub, Context Management, OpenAI API, Agentic Workflows, Prompt Engineering, Web Development, Generative AI, Software Engineering
★ 4.4 (353) · Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: File I/O, Object Oriented Design, Java Programming, Object Oriented Programming (OOP), Data Structures, Java, Cryptography, Software Engineering, Computer Programming, Code Reusability, Algorithms, Encryption, Maintainability, Data Store, Program Development, Web Analytics and SEO, Data Import/Export, Web Servers, Server Side
★ 4.6 (3.2K) · Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Javascript, Application Programming Interface (API), Code Reusability, Software Design Patterns, Data Management, Data Structures, Web Development, Computational Logic, Programming Principles, Data Import/Export, Software Development, Software Engineering, Performance Tuning
★ 4.6 (18) · Intermediate · Specialization · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Functional Testing, Other Programming Languages, Event-Driven Programming, Software Design Patterns, Simulations
★ 4.6 (11) · Intermediate · Course · 1 - 3 Months

University of Alberta
Skills you'll gain: Model View Controller, Software Design Patterns, Software Design, Unified Modeling Language, Object Oriented Design, Code Review, Software Architecture, Programming Principles, Maintainability, Software Technical Review, Java Programming, System Design and Implementation, Java, Diagram Design, Object Oriented Programming (OOP), Code Reusability, Application Design
★ 4.7 (1.4K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Continuous Integration, CI/CD, Application Deployment, Node.JS, Continuous Delivery, Test Automation, Git (Version Control System), Software Development, Continuous Deployment, GitHub, Javascript
★ 4.5 (23) · Intermediate · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unity Engine, Software Design Patterns, Data Structures, C# (Programming Language), Video Game Development, Software Design, Programming Principles, Graph Theory, Software Architecture, Algorithms
★ 4.6 (149) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Terraform, CI/CD, Infrastructure as Code (IaC), Continuous Integration, Ansible, Application Performance Management, Prometheus (Software), Continuous Deployment, Kubernetes, Application Deployment, System Monitoring, Package and Software Management, GitHub, Amazon CloudWatch, Docker (Software), Version Control, Containerization, YAML, Infrastructure As A Service (IaaS), Automation
★ 3.6 (67) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Software Development Life Cycle, Cloud-Native Computing, Software Architecture, Hibernate (Java), Database Design, Responsive Web Design, Docker (Software), Containerization, Git (Version Control System), GitHub, Object Oriented Programming (OOP), CI/CD, Restful API, Data Ethics, Java Programming, Model Deployment, Version Control, Database Management, Software Development, Software Design
★ 4.6 (7.5K) · Beginner · Professional Certificate · 3 - 6 Months

Microsoft
Skills you'll gain: Data Structures, Generative AI, Test Driven Development (TDD), Integration Testing, Cloud Deployment, Python Programming, Object Oriented Programming (OOP), Serverless Computing, Cloud Computing, Microsoft Azure, Graph Theory, Software Documentation, Maintainability, Code Review, Software Design, Application Deployment
★ 4.1 (26) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Agile Methodology, Scrum (Software Development), Embedded Software, Agile Software Development, Embedded Systems, Software Testing, Development Testing, Software Development Methodologies, Agile Project Management, Git (Version Control System), Docker (Software), Containerization, Linux, System Programming, Electrical and Computer Engineering, Application Deployment, Operating Systems, File Systems, Internet Of Things, Build Tools
★ 4.7 (20) · Advanced · Course · 1 - 4 Weeks