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: Cyber Threat Intelligence, Cybersecurity, Cyber Attacks, Computer Security Incident Management, Cyber Security Assessment, Incident Management, Threat Detection, Intrusion Detection and Prevention, Threat Management, Exploitation techniques, Application Security, Vulnerability Management, Network Security, Security Testing, Human Factors (Security), Anomaly Detection, Network Analysis, Data Persistence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Tools, System Testing, Application Programming Interface (API)
Mixed · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Mathematics Education, Teaching, Instructional Strategies, Simulations, Simulation and Simulation Software, Education Software and Technology, Pedagogy, Lesson Planning, Arithmetic, Diversity Awareness, Applied Mathematics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Applications, Web Development, Web Development Tools, HTML and CSS, JavaScript Frameworks, OAuth, UI Components, Frontend Integration, Front-End Web Development, Authentications, React.js, Development Environment, Javascript, Software Installation, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), Command-Line Interface, Other Programming Languages, Package and Software Management, Memory Management, Go (Programming Language), Programming Principles, Program Development, C (Programming Language), Secure Coding, Software Development, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

EDUCBA
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Dashboard Creation, Data Presentation, Data Visualization Software, Data Import/Export, Big Data, Analytics, Cloud Computing
Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Jupyter, Timelines, Microsoft Excel, Spreadsheet Software, Project Schedules, Data Import/Export, Python Programming, Email Automation, Data Literacy, Data Structures, Data Analysis, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Network Switches, Data Centers, Virtual Networking, Network Infrastructure, Network Architecture, Network Planning And Design, Local Area Networks, Command-Line Interface, Network Protocols, Virtualization, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Scatter Plots, Data Analysis, Correlation Analysis, Box Plots, Descriptive Statistics, Pandas (Python Package), Data Visualization, Plot (Graphics), Analysis, Histogram, Statistical Analysis, Python Programming, Software Installation
Intermediate · Guided Project · Less Than 2 Hours

Universitat Politècnica de València
Skills you'll gain: Encryption, Malware Protection, Distributed Denial-Of-Service (DDoS) Attacks, Computer Security Awareness Training, Cybersecurity, Cyber Attacks, Identity and Access Management, Security Awareness, Exploitation techniques, Security Controls, Cryptography, Data Security, Personally Identifiable Information, User Accounts, Key Management, Human Factors (Security), Email Security, General Data Protection Regulation (GDPR), Cyber Risk, Information Privacy
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Docker (Software), Containerization, DevOps, Devops Tools, Kubernetes, Command-Line Interface, Application Deployment, Virtual Machines, Virtualization and Virtual Machines, Network Architecture
Beginner · Course · 1 - 4 Weeks