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: Full-Stack Web Development, Responsive Web Design, Data Validation, User Interface (UI) Design, JavaScript Frameworks, Authentications, User Interface (UI), PostgreSQL, Web Applications, React.js, Object-Relational Mapping, TypeScript, Development Environment, Databases, User Accounts
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Lead Generation, Upselling, Business Ethics, AI Personalization, Generative AI, Sales Strategy, Cross Selling, Marketing Strategies, Sales Pipelines, Email Marketing, Blogs, Customer Insights, Content Creation, Customer Engagement, Social Media Marketing, Customer Retention, Customer Relationship Management, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Seaborn, NumPy, Matplotlib, Data Transformation, Data Manipulation, Data Visualization Software, Pandas (Python Package), Plot (Graphics), Data Visualization, Jupyter, Scatter Plots, Data Science, Data Processing, Data Analysis, Box Plots, Python Programming, Graphing, Computer Programming, Computer Programming Tools, Software Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Ruby (Programming Language), Debugging, Scripting Languages, Data Structures, Scripting, Program Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Collaborative Software, Miro AI, User Experience, Project Design, Process Mapping, Customer experience improvement, Wireframing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cybersecurity, Cyber Security Assessment, Incident Response, Firewall, Vulnerability Scanning, Network Protocols, Brute-force attacks, Vulnerability Assessments, Malware Protection, Virtualization and Virtual Machines, Linux Commands
Beginner · Course · 1 - 3 Months

Skills you'll gain: Mathematical Software, Scripting Languages, Scripting, Statistical Analysis, Software Installation
Intermediate · Course · 3 - 6 Months

Università di Napoli Federico II
Skills you'll gain: Data Integration, Tableau Software, Geographic Information Systems, Spatial Analysis, Data Manipulation, Data Analysis, Data Visualization Software, Data Transformation, Data Visualization, Interactive Data Visualization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, Responsive Web Design, Email Automation, Order Management, Data Validation, User Interface (UI) Design, Search Engine Optimization, Web Applications, JavaScript Frameworks, Authentications, User Interface (UI), React.js, Payment Processing, E-Commerce, PostgreSQL, Dashboard, Database Development, Object-Relational Mapping, Product Improvement, Real Time Data
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Team Management, Teamwork, Team Building, Team Motivation, Organizational Leadership, Leadership and Management, Conflict Management, Motivational Skills, Organizational Structure, Engineering Management, Systems Engineering, Leadership, Employee Engagement, Agile Methodology
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Matplotlib, Data Preprocessing, Pandas (Python Package), Scatter Plots, Data Cleansing, Data Integration, Data Transformation, Big Data, Programming Principles, Python Programming
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: File Systems, Red Hat Enterprise Linux, Linux, User Accounts, Software Installation, Linux Administration, System Monitoring, File Management, Package and Software Management, Linux Commands, Operating System Administration, General Networking, Command-Line Interface, Authorization (Computing), UI Components
Beginner · Course · 1 - 3 Months