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: Penetration Testing, Open Web Application Security Project (OWASP), Web Applications, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Security Testing, Application Security, Test Tools, Web Servers, Content Management Systems, Application Programming Interface (API), Databases
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Puppet (Configuration Management Tool), Devops Tools, Software Configuration Management, Software Installation, Infrastructure as Code (IaC), Package and Software Management, Systems Architecture, System Configuration, DevOps, Configuration Management, Development Environment, Infrastructure Architecture, Data Store
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Data Quality, Quantitative Research, Data Validation, Data Collection, Data Processing, Data Analysis, Data Access, Statistical Analysis, Sampling (Statistics)
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Android (Operating System), Android Development, Mobile Development, Software Architecture, Live Streaming, Application Frameworks, Performance Tuning, Middleware, Image Quality, Linux
Intermediate · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Computational Thinking, Code Review, Event-Driven Programming, Animation and Game Design, Visualization (Computer Graphics), Graphics Software, Computer Graphics, Animations, Programming Principles, Javascript, Interactive Design, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Box Plots, Data Science, Histogram, Data Presentation, Statistical Analysis, Statistical Methods, Statistical Visualization, Data Preprocessing, Descriptive Statistics, Probability & Statistics, Data Analysis, Data Visualization Software, Data-Driven Decision-Making, Bayesian Statistics, Applied Machine Learning, Scatter Plots, Scripting, Python Programming, Data Processing, Machine Learning Algorithms
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Threat Intelligence, MITRE ATT&CK Framework, Hardening, Cyber Threat Hunting, Operating System Administration, Threat Modeling, Exploitation techniques, Linux Commands, Intrusion Detection and Prevention, Cyber Operations, Linux, Cybersecurity, Cyber Security Strategy, Network Security, Network Monitoring, Operating Systems, Cyber Attacks, Cyber Engineering, Network Administration, Security Awareness
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Code Reusability, Virtual Machines, Verification And Validation, Program Development, Python Programming, Maintainability, Data Manipulation, Programming Principles, Scripting, Development Environment, Scripting Languages, Computer Programming, Software Installation, Debugging, Software Development, Computer Programming Tools, Computational Logic, Cross Platform Development
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Node.JS, JSON, Server Side, Web Development Tools, Back-End Web Development, JavaScript Frameworks, Web Servers, Application Programming Interface (API), Restful API, Javascript, Web Development, Package and Software Management, Servers, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Income Tax, Tax Preparation, Tax Planning, Tax Compliance, Tax, Tax Management, Tax Returns, Tax Laws, Sales Tax
Mixed · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Visual Design, Graphic and Visual Design, Marketing Collateral, Graphic and Visual Design Software, Marketing Materials, Marketing Design, Brochures, Layout Design, Design Elements And Principles, Marketing Communications, Workflow Management, Presentations, Financial Statement Analysis, Integrated Marketing Communications, Social Media Content, Financial Acumen, Strategic Communication, Financial Statements, Financial Accounting
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Patterns, Anthropic Claude, Figma (Design Software), AI powered creativity, Responsible AI, AI Workflows, Design Software, AI literacy, UI/UX Strategy, AI Personalization, User Interface and User Experience (UI/UX) Design, Design, Creative Design, Design and Product, Generative AI, Wireframing, Project Design, Web Design, Presentations, Branding
Beginner · Course · 1 - 3 Months