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.

Northeastern University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Web Design, HTML and CSS, Web Content Accessibility Guidelines, User Interface (UI), Hypertext Markup Language (HTML), Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Usability, Web Applications, Semantic Web, Data Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Computer Graphics, 3D Assets, Visualization (Computer Graphics), Computer Graphic Techniques, Application Development, C++ (Programming Language), Software Design, Microsoft Windows, Software Architecture, Application Lifecycle Management, Context Management, System Configuration, Debugging, Mathematical Theory & Analysis, Data Structures, Applied Mathematics, Linear Algebra, Algebra
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Java, Java Programming, File I/O, Object Oriented Programming (OOP), Data Structures, Computer Programming, Android Development, Application Development, Integrated Development Environments, Algorithms, Debugging, Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Persistence, Docker (Software), Command-Line Interface, Data Storage, DevOps, Development Environment, Application Deployment, General Networking, Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Infographics, Canva (Software), Graphic and Visual Design, Planning, Graphic Design, Design, Graphical Tools, Design Software, Collaboration
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Penetration Testing, Exploitation techniques, Cyber Security Assessment, Brute-force attacks, Vulnerability Assessments, Authentications, Wireless Networks, Network Security, Linux, Encryption, Microsoft Windows, Cryptography, Operating Systems
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Image Analysis, Data Analysis Software, Data Analysis, Scientific Visualization, Histogram, Analysis, Exploratory Data Analysis, Software Installation
Beginner · Guided Project · Less Than 2 Hours

MathWorks
Skills you'll gain: User Interface and User Experience (UI/UX) Design, Data Sharing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Manipulation, Data Access, Database Development, Data Store, Google Cloud Platform, Transaction Processing, Google Analytics, SQL
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Legal Risk, Responsible AI, Data Ethics, Generative AI, Personally Identifiable Information, Law, Regulation, and Compliance, Information Privacy, Regulation and Legal Compliance, Artificial Intelligence, Case Studies, Diversity Awareness, Ethical Standards And Conduct, Mitigation
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Spatial Data Analysis, Data Import/Export, Data Visualization, Query Languages, Data Integration, Data Mapping, Big Data, Geographic Information Systems
Beginner · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Responsible AI, Generative AI, AI Security, Large Language Modeling, Google Cloud Platform, Model Deployment, Data Modeling, Artificial Intelligence, Business Solutions, Unstructured Data, Machine Learning, Data Quality
Beginner · Course · 1 - 4 Weeks