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.

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Software Development Life Cycle, Systems Development Life Cycle, Google Cloud Platform, Development Testing, AI Integrations, Application Development, Test Case, Query Languages, Debugging
★ 4.9 (15) · Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Open Web Application Security Project (OWASP), AI Security, Vulnerability Assessments, Vulnerability Scanning, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Management, Network Security, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Cybersecurity, Cyber Security Assessment, Malware Protection, Mobile Security, Threat Modeling, Threat Detection, Web Applications, Internet Of Things, Cloud Computing, Network Architecture
★ 4.6 (27) · Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Cyber Attacks, Data Ethics, Computer Security, Authentications, Cryptography, Cyber Security Policies, Information Assurance, Authorization (Computing), Security Software, Security Controls, Cyber Security Assessment, Information Privacy, Encryption, Data Access, Security Awareness, Risk Analysis, Problem Solving, Communication
★ 3.5 (31) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Copilot, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Interface (UI) Design, UI Components, Web Components, Microsoft Development Tools, Frontend Performance, Front-End Web Development, Performance Tuning, Data Management, Event-Driven Programming, Application Frameworks, Web Applications, Server Side, Debugging
★ 4.2 (28) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Back-End Web Development, PostgreSQL, Database Development, Python Programming, Restful API, SQL, API Design, Object-Relational Mapping, Application Programming Interface (API), Database Management, Databases, Data Validation, Development Environment
★ 4 (21) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Education Software and Technology, Digital pedagogy
★ 4.7 (47) · Beginner · Guided Project · Less Than 2 Hours

L&T EduTech
Skills you'll gain: Hardware Design, Verification And Validation, Computational Logic, Simulation and Simulation Software, Design Software, Integrated Development Environments, Test Script Development, Schematic Diagrams, Simulations, Dataflow
★ 4.4 (26) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: OpenAI API, OpenAI, AI Workflows, LLM Application, AI Integrations, Generative AI Agents, AI Personalization, Agentic Workflows, Application Programming Interface (API), Performance Testing, Artificial Intelligence, Context Management, Application Development
★ 4.5 (25) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, JavaScript Frameworks, LLM Application, Large Language Modeling, AI Orchestration, Python Programming
★ 4.7 (26) · Intermediate · Project · Less Than 2 Hours

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Data Ethics, Data Storytelling, Microsoft Excel, Prompt Patterns, Microsoft Copilot, Data Visualization, Data Analysis, Interactive Data Visualization, Excel Formulas, AI Orchestration, AI Workflows, Workflow Management, Microsoft Office, Artificial Intelligence, Predictive Analytics, Data Manipulation, Data Management, Business, Generative AI
★ 4.6 (36) · Beginner · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Cloud Security, Amazon Web Services, Encryption, Data Security, Cryptography, Security Controls, Cryptographic Protocols
★ 4.8 (57) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Docker (Software), Containerization, Microservices, Agile Methodology, DevOps, Agile Software Development, Kubernetes, CI/CD, Cloud Development, Agile Project Management, Hybrid Cloud Computing, Scrum (Software Development), Restful API, Continuous Delivery, Cloud Applications, Continuous Integration, Cloud Infrastructure, Postman API Platform, Continuous Deployment
★ 4.7 (23) · Beginner · Course · 1 - 3 Months