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.

Skills you'll gain: Ajax, Gherkin (Scripting Language), Test Tools, Test Script Development, Debugging, Integration Testing, Software Design Patterns, Test Data, Scripting, Web Development Tools, Data Structures, Automation, SQL, MySQL
Intermediate · Specialization · 3 - 6 Months
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), Cloud API, Restful API, Server Side, JSON, Software Documentation, Javascript, Web Services, Application Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Network Security, OSI Models, Public Key Infrastructure, Network Protocols, Encryption, Remote Access Systems, Firewall, Brute-force attacks, Emerging Technologies, TCP/IP, Wireless Networks, Authentications
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Digital Transformation, Cloud Infrastructure, Cloud Computing, Cloud Services, Business Transformation, Public Cloud, Platform As A Service (PaaS), Google Cloud Platform, Software As A Service, Infrastructure As A Service (IaaS), Capital Expenditure, Cloud Security, Operating Expense, Cost Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, Data Persistence, Scripting, Scripting Languages, Data Storage, Web Development, Functional Design, Data Structures, Business Logic, Game Design, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Text Mining, Data Processing, Microsoft Azure, Cloud Storage, Database Development, Data Storage Technologies, Unstructured Data, Application Development, Web Applications
Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Internet Of Things, Unit Testing, System Testing, Software Design Documents, Software Development, Technical Communication, Software Documentation, Mobile Development, System Design and Implementation, Embedded Systems, Innovation, Creative Design, Systems Integration
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Azure Active Directory, Authorization (Computing), Authentications, Identity and Access Management, Cloud Infrastructure, Cloud Computing, Cloud Security, Single Sign-On (SSO), Kubernetes, Encryption, Data Security
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Manufacturing Operations, Internet Of Things, Robotics, Manufacturing Processes, Automation, Manufacturing and Production, Production Process, Industrial Engineering, 3D Modeling, Robotic Process Automation, Innovation, Computer-Aided Design, Emerging Technologies, Digital Transformation, Real Time Data, Simulation and Simulation Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Basic Electrical Systems, Electrical Systems, Sustainable Technologies, Power Electronics, Electric Power Systems, Electronic Systems, Electrical Engineering, Sustainable Engineering, Energy and Utilities, Environmental Engineering, Performance Testing, High Voltage, Environmental Science, Systems Integration, Thermal Management, Climate Change Mitigation, Control Systems
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: New Product Development, Product Development, Product Design, Design Thinking, Persona Development, Innovation, Prototyping, Market Research, Ideation, Target Market, Product Requirements, Wireframing, Customer Insights
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: HTML and CSS, Figma (Design Software), Front-End Web Development, User Interface (UI), Responsive Web Design, Web Design and Development, Mockups, Web Design, Web Content Accessibility Guidelines, Prototyping, Javascript, Web Development
Intermediate · Course · 1 - 3 Months