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: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Mobile Development, Front-End Web Development, Web Design, Web Development, Application Deployment, Cloud Deployment, User Interface (UI), User Interface (UI) Design, UI Components, Software Engineering
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Case Studies, Emerging Technologies, Technology Strategies, Digital Transformation, Business Transformation, AI Security, Business Solutions, Real Time Data, Internet Of Things, Application Security, Wireless Networks, Telecommunications, Data Security, Artificial Intelligence, Information Privacy
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Digital Transformation, Business Ethics, Customer experience improvement, Predictive Modeling, Predictive Analytics, Simulation and Simulation Software, Business Transformation, Scikit Learn (Machine Learning Library), Model Evaluation, Operations Research, Analytics, Business Technologies, Business Analytics, Data-Driven Decision-Making, Feature Engineering, Business Modeling, Systems Thinking, Complex Problem Solving, Process Optimization, Technology Strategies
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Wireframing, Kanban Principles, Miro AI, Mockups, Data Import/Export, Project Management, Collaborative Software, Ideation
Beginner · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Multimodal Prompts, Gemini, Prompt Engineering, Google Gemini, Prompt Patterns, LLM Application, Generative AI, Application Programming Interface (API), Image Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Network Architecture, Network Monitoring, Load Balancing, Network Planning And Design, Virtual Networking, Microsoft Azure, Network Troubleshooting, Network Infrastructure, Network Administration, Scalability, Network Security, Computer Networking, Firewall, Virtual Private Networks (VPN), Network Routing, Virtual Machines
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authorization (Computing), Cyber Risk, Authentications, Continuous Monitoring, Threat Modeling, Security Controls, Application Security, Secure Coding, System Monitoring, Cryptography, Data Security, Identity and Access Management, Infrastructure Security, Hardening
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Web Frameworks, Restful API, Application Programming Interface (API), API Testing, Application Deployment, Software Documentation, Package and Software Management, JSON, Application Development, Server Side, Python Programming, Data Validation
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Javascript, Web Development, Angular, Vue.JS, Application Development, React.js, Web Applications, JSON, Event-Driven Programming, Object Oriented Programming (OOP), Programming Principles, Computer Programming, Data Structures, Software Engineering, Functional Design, Computer Science
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Ansible, Software Installation, File Management, IT Automation, Infrastructure as Code (IaC), YAML, System Configuration, DevOps
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Music Theory, Musical Composition, Music, Instrumental Music, Post-Production, Media Production, Music Performance, Editing, Creativity, System Configuration
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Terraform, Infrastructure as Code (IaC), AWS CloudFormation, Cloud Infrastructure, Cloud Platforms, Amazon Web Services, Amazon Elastic Compute Cloud, Google Cloud Platform, Amazon S3, Version Control, Configuration Management
Intermediate · Course · 1 - 3 Months