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: Amazon S3, Amazon Web Services, SQL, Extract, Transform, Load, Data Quality, Data Pipelines, Version Control, Data Modeling, Cloud Storage, Git (Version Control System), Data Management, Data Storage Technologies, Cloud Security, Data Security, Big Data, Encryption
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, Design Thinking, User Experience, Customer experience strategy (CX), Solution Design, Business Intelligence, User Interface (UI) Design, User Story, Customer Analysis, Collaborative Software
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: HTML and CSS, Cloud Hosting, Web Development, Cloud Deployment, Responsive Web Design, Web Design, Web Content, Application Deployment, Typography, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Social Media Campaigns, Email Marketing, Online Advertising, Content Creation, Marketing Design, Graphic and Visual Design, Product Promotion, Advertising, Marketing Materials, Promotional Materials, Marketing Communications, Sales Development, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Interactive Learning, Education Software and Technology, Digital pedagogy, Microsoft Office, Instructional Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Graph Theory, C++ (Programming Language), Network Routing, Data Structures, Object Oriented Programming (OOP), File I/O, Computational Thinking, Algorithms
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Docker (Software), Kubernetes, Prometheus (Software), Cloud-Native Computing, Containerization, DevOps, Scalability, System Monitoring, Application Deployment, CI/CD, Microservices, Grafana, YAML, Continuous Monitoring, Data Persistence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Application Deployment, Cloud Deployment, Cloud-Native Computing, Scalability, Containerization, Continuous Deployment, Docker (Software), Cloud Applications, Cloud Management, API Gateway, Devops Tools, Cloud Storage, Network Troubleshooting, Authentications, DevOps, Google Cloud Platform, Test Case, Network Protocols, Application Programming Interface (API)
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Node.JS, JSON, Server Side, Web Development Tools, Back-End Web Development, JavaScript Frameworks, Web Servers, Application Programming Interface (API), Restful API, Javascript, Web Development, Package and Software Management, Routing Protocols, Software Design Patterns, Maintainability, Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, System Programming, Secure Coding, C++ (Programming Language), C (Programming Language), Debugging, Interoperability, File I/O, Data Validation
Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: No-Code Development, Application Development, User Experience, User Interface (UI), Data Modeling, Sprint Retrospectives, Platform As A Service (PaaS), Service Recovery, Digital Transformation, Application Design, Drive Engagement, Technology Solutions, User Feedback, Cloud-Based Integration, Application Deployment, Customer Engagement, Product Lifecycle Management, Product Management, System Implementation, Systems Integration
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: LLM Application, Large Language Modeling, Model Deployment, Embeddings, Application Programming Interface (API), Restful API, Natural Language Processing, Command-Line Interface, Machine Learning
Beginner · Course · 1 - 4 Weeks