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.

Johns Hopkins University
Skills you'll gain: Scientific Visualization, Data Visualization Software, Visualization (Computer Graphics), Statistical Visualization, Computer Displays, Data Presentation, Time Series Analysis and Forecasting, Display Devices, Scalability, Data Validation, Computer Graphics, 3D Modeling, Medical Imaging, Computer Graphic Techniques
★ 5 (6) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Reinforcement Learning, Data-Driven Decision-Making, Markov Model, Data Analysis, Time Series Analysis and Forecasting, Bayesian Statistics, Decision Making, Statistical Methods, Anomaly Detection, Probability Distribution, Statistical Analysis, Sampling (Statistics), Model Optimization, Clinical Trials
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Software-Defined Networking, Cloud Deployment, Virtual Networking, Cloud Infrastructure, Network Infrastructure, Application Deployment, Cloud Platforms, Containerization, Kubernetes, Microservices, Computing Platforms, Infrastructure Architecture, IT Infrastructure, Virtualization, Virtual Machines, Networking Hardware
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Generative AI Agents, AI Orchestration, Generative AI, Agentic Workflows, Agentic systems, AI Workflows, Generative Model Architectures, AI literacy, LLM Application, AI Product Strategy, Responsible AI, Artificial Intelligence, AI Security, Prompt Engineering, Tool Calling, Verification And Validation, Risking, Model Evaluation, Security Controls
★ 4.2 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: WordPress, Development Environment, Content Management Systems, Content Management, Secure Coding, Data Management, Web Development, PHP (Scripting Language), Data Security, Application Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Power Automate/Flow, Email Automation, Workflow Management, Microsoft Power Platform, Product Testing, Document Management, Business Process Automation, Microsoft 365
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Collaborative Software, Version Control, Integrated Development Environments, Debugging, GitHub Copilot, Git (Version Control System), Application Deployment, Cloud Deployment, Cloud Development, GitHub, Software Versioning, Development Environment, Application Development, File Management, Software Configuration Management, Software Development Tools, Configuration Management, Cloud Storage
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), React.js, Front-End Web Development, UI Components, Maintainability, Web Development
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Platform As A Service (PaaS), Containerization, Serverless Computing, Cloud Platforms, Docker (Software), Cloud Services, Cloud Management, Cloud Computing Architecture, Cloud Computing, Cloud Hosting, Information Management, Cloud Security, Cloud Development, Cloud Deployment, Applied Machine Learning, Application Deployment, Model Deployment, DevOps, Amazon Web Services, Continuous Deployment
★ 4.8 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Secure Coding, Frontend Performance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Brochures, Canva (Software), Logo Design, Marketing Collateral, Marketing Materials, Marketing Design, Promotional Materials, Graphic and Visual Design Software, Graphic Design, Organizational Skills, Marketing, Creative Design, Design Elements And Principles, Branding
★ 4.8 (6) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), Generative AI, Continuous Monitoring, Model Optimization, Responsible AI
Intermediate · Course · 1 - 4 Weeks