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.

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

Coursera
Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Python Programming, Data Security
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Data Visualization Software, Storytelling, Infographics, Data Integrity, Statistical Visualization, Drive Engagement, Presentations, Microsoft Excel, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Network Performance Management, Virtual Networking, General Networking, Google Cloud Platform, Network Administration, Computer Networking, Network Architecture, Network Security, Network Routing, Firewall, System Configuration, Infrastructure Security, Security Controls, Security Software
Beginner · Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Unified Modeling Language, File I/O, Debugging, Object Oriented Programming (OOP), Python Programming, Computer Programming, System Programming, Pseudocode, Program Development, Event-Driven Programming, Software Design, User Interface (UI), Data Structures
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: MySQL, Data Migration, Google Cloud Platform, Operational Databases, Database Administration, Virtual Private Networks (VPN), Database Management
Advanced · Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Database Design, Relational Databases, Database Theory, Data Modeling, Unified Modeling Language, Database Management, Databases, Data Integrity, Diagram Design, Dependency Analysis, Conceptual Design, Requirements Analysis
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), File I/O, Python Programming, Data Structures, Computer Programming, Scripting, Software Engineering, Performance Tuning, Web Development, Debugging, Random Forest Algorithm, Web Development Tools
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Integrity, Data Integration, Power BI, Data Maintenance, Database Management, Microsoft SQL Servers, Relational Databases, Databases, Application Programming Interface (API), Dashboard, Data Visualization, Interactive Data Visualization, Business Intelligence, Data Security, Systems Integration, Role-Based Access Control (RBAC), Auditing, Real Time Data, Data Encryption Standard
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Structural Engineering, Construction Engineering, Construction, Engineering Management, Equipment Design, Construction Management, Engineering Practices, Hydraulics, Architecture and Construction, Mechanics, Safety Standards, Engineering, General Construction and Construction Labor, Engineering Calculations, Civil Engineering, Structural Analysis, Mechanical Engineering, Hazard Analysis, Engineering Analysis, Transportation Operations
Advanced · Specialization · 3 - 6 Months

Howard University
Skills you'll gain: Linear Algebra, NumPy, Applied Mathematics, Algebra, Python Programming, Data Manipulation
Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Docker (Software), Cloud-Native Computing, Containerization, Application Deployment, Devops Tools, Data Storage, DevOps, Security Controls, CI/CD, Authentications, Hardening, YAML, Virtual Networking, Network Planning And Design, Data Persistence, Scalability
Intermediate · Course · 1 - 4 Weeks