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.

Scrimba
Skills you'll gain: Anthropic Claude, OpenAI API, Prompt Engineering, LLM Application, Generative AI, Large Language Modeling, Multimodal Prompts, Artificial Intelligence, Responsible AI, Cloud Deployment, Restful API, API Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Mobile Security, Microsoft Intune (Mobile Device Management Software), Network Security, Cybersecurity, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Vulnerability Assessments, Wireless Networks, Encryption, Application Security, Exploitation techniques, Web Applications, Cloud Security, Internet Of Things
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Semiconductors, Analytical Testing, Engineering, Scientific, and Technical Instruments, Analytical Chemistry, Failure Analysis, Materials science, Electronics, Image Analysis, Laboratory Testing, Electronic Components, Laboratory Equipment, Quantitative Research, Scientific Visualization, Qualitative Research
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Azure DevOps Pipelines, Kubernetes, Azure DevOps, Node.JS, CI/CD, DevOps, Application Lifecycle Management, Microservices, Program Development, Containerization, Software Testing, Debugging, Cloud Development, Cloud Deployment, Application Deployment, Scripting, Version Control, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, Shell Script, User Accounts, System Configuration, Unix Shell, Network Administration, Network Performance Management, Hardware Troubleshooting, File Management, Unix Commands, General Networking
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Google Gemini, Code Review, Application Deployment, Continuous Deployment, Responsible AI, Software Development Tools, Google Cloud Platform, Generative AI, Prompt Engineering, Debugging, Application Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Photo Editing, Content Creation, Graphic Design, Color Theory, Creative Design, Image Quality
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: File I/O, Matplotlib, Data Manipulation, Pandas (Python Package), Data Visualization, Data Persistence, NumPy, Data Processing, Scripting, Object Oriented Programming (OOP), Python Programming, Query Languages, Database Application, Databases, Relational Databases, Object Oriented Design, Data Import/Export, Debugging
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: AWS CloudFormation, Serverless Computing, Infrastructure as Code (IaC), Amazon Web Services, API Gateway, Application Programming Interface (API), Cloud Infrastructure, Event-Driven Programming, Cloud Deployment, Authentications, Amazon S3, Automation, Amazon DynamoDB, Scalability
Beginner · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: Operating Systems, Microsoft Visual Studio, Computer Systems, C# (Programming Language), Computer Hardware, Object Oriented Programming (OOP), Integrated Development Environments, Computer Architecture, Computer Programming, Program Development, Computational Logic, Debugging, Data Storage
Mixed · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Control Systems, Electric Power Systems, Electrical Power, Three-Phase, High Voltage, Simulation and Simulation Software, Engineering Analysis, Low Voltage, Simulations, Power Electronics, Electrical Engineering, Systems Analysis, Mathematical Modeling, Differential Equations
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Sustainable Development, Sustainable Business, Environmental Policy, Environmental Regulations, Environmental Social And Corporate Governance (ESG), Climate Change Mitigation, Cost Benefit Analysis, Economics, Oil and Gas, Policy Analysis, Supply And Demand, Market Analysis, Public Policies, Decision Making
Beginner · Course · 1 - 3 Months