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.

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Transfer Learning, Model Evaluation, Tensorflow, Keras (Neural Network Library), Model Training, Computer Vision, Fine-tuning, Classification Algorithms, Image Analysis, Applied Machine Learning, Deep Learning, Model Optimization, Machine Learning, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Threat Modeling, Secure Coding, Application Security, DevSecOps, Open Web Application Security Project (OWASP), Cybersecurity, Security Testing, Mobile Security, Software Development Life Cycle, Cryptographic Protocols, Security Controls, Computer Security, Vulnerability Assessments, Continuous Monitoring, Vulnerability Management, Computer Programming, C and C++, Java Programming, Python Programming, C (Programming Language)
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Development Testing, Software Testing, Java, Test Case, Maintainability, Software Design
Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Software Installation, Programming Principles, Other Programming Languages, Functional Design, Computer Programming, Ruby (Programming Language), Theoretical Computer Science, Object Oriented Programming (OOP), Code Reusability, Development Environment
Intermediate · Course · 1 - 3 Months
Duke University
Skills you'll gain: Bayesian Statistics, Statistical Hypothesis Testing, Sampling (Statistics), Statistical Inference, Exploratory Data Analysis, Peer Review, Regression Analysis, R (Software), Statistical Reporting, Probability & Statistics, Probability Distribution, Statistical Analysis, Statistical Methods, Statistics, Statistical Programming, Statistical Software, Data Analysis, R Programming, Statistical Modeling, Data Visualization
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Digital Forensics, Cyber Threat Hunting, Incident Response, Cyber Threat Intelligence, Penetration Testing, Computer Security Incident Management, Threat Detection, MITRE ATT&CK Framework, Cryptography, Security Testing, Incident Management, Application Security, Encryption, Security Management, Cybersecurity, Vulnerability Scanning, Cyber Security Assessment, Brute-force attacks, Vulnerability Assessments, Security Awareness
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: UI/UX Research, Surveys, Qualitative Research, User Experience Design, User Experience, Usability Testing, User Research, Design Research, User Story, Prototyping, Wireframing, User Centered Design, Survey Creation, User Interface and User Experience (UI/UX) Design, Interaction Design, Interactive Design, Ideation, A/B Testing, Conceptual Design, Persona (User Experience)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Excel Formulas, Spreadsheet Software, Power BI, Data Analysis, Timelines, Data Management, Data Wrangling, Data Entry, Data Presentation, Data Manipulation
Beginner · Course · 1 - 4 Weeks
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, General Networking, Javascript, Network Security, Computer Networking, Application Security, Computational Thinking, Visualization (Computer Graphics), Program Development, Applied Mathematics, Computer Programming, General Mathematics, Numerical Analysis, Problem Solving
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Rice University
Skills you'll gain: Programming Principles, Python Programming, Computational Logic, Development Environment, Computer Programming, Program Development, Integrated Development Environments, Debugging
Beginner · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Command-Line Interface, Penetration Testing, Vulnerability Assessments, Security Testing, Vulnerability, Cyber Security Assessment, Vulnerability Scanning, Infrastructure Security, Cyber Operations, Security Controls, Network Monitoring, Network Security, Security Management, Human Factors (Security), Security Strategy, Security Awareness, Event Monitoring, IT Automation, Network Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prometheus (Software), Version Control, Git (Version Control System), Docker (Software), Kubernetes, CI/CD, Containerization, DevOps, YAML, Grafana, GitHub, Devops Tools, Linux Commands, Linux, Cloud Infrastructure, Continuous Integration, Amazon Web Services, Linux Administration, Linux Servers, Software Versioning
Intermediate · Specialization · 3 - 6 Months