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, OSI Models, Exploitation techniques, TCP/IP, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Cyber Security Assessment, General Networking, Vulnerability Scanning, Cybersecurity, Web Development, Prompt Engineering, Large Language Modeling, Scripting, Python Programming, SQL, Command-Line Interface, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unsupervised Learning, Seaborn, Matplotlib, Predictive Modeling, Data Preprocessing, Supervised Learning, NumPy, Model Evaluation, Applied Machine Learning, Predictive Analytics, Dimensionality Reduction, PyTorch (Machine Learning Library), Deep Learning, Keras (Neural Network Library), Scatter Plots, Statistical Visualization, Python Programming, Data Science, Machine Learning, Data Analysis
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Matplotlib, Object Oriented Programming (OOP), Plotly, Seaborn, Data Visualization Software, Object Oriented Design, Data Visualization, Pandas (Python Package), NumPy, Statistical Visualization, Interactive Data Visualization, Software Documentation, Scatter Plots, Box Plots, Heat Maps, Data Structures, Maintainability, Programming Principles, Data Import/Export, Data Manipulation
Intermediate · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Design Thinking, Global Marketing, Entrepreneurship, Business Modeling, Innovation, Team Building, Storytelling, Market Research, Team Management, Oral Expression, Entrepreneurial Finance, New Product Development, Business Strategies, Project Design, Team Leadership, Fundraising and Crowdsourcing, Financial Planning, Customer Engagement, Business Ethics, Competitive Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), File I/O, Object Oriented Programming (OOP), Test Automation, Web Development Tools, Computer Programming, Scripting, Python Programming, Automation, Scripting Languages, Integrated Development Environments, Debugging
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Web Scraping, JSON, Extensible Markup Language (XML), Network Protocols, Data Access, Application Programming Interface (API), Restful API, Data Processing, Hypertext Markup Language (HTML), Scripting, Python Programming, Development Environment, Software Installation
Mixed · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Data Storytelling, Data Visualization, Data Governance, Data Collection, Process Improvement, Data Strategy, Process Mapping, Performance Improvement, Data Visualization Software, Data Management, Agile Project Management, Business Intelligence, Data Infrastructure, Data-Driven Decision-Making, Organizational Effectiveness, Organizational Leadership, Business Leadership, Data Literacy, Data Analysis, Business Analytics
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Version Control, GitLab, Continuous Integration, Software Versioning, CI/CD, Git (Version Control System), Software Development Tools, Javascript
Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Git (Version Control System), Version Control, Integrated Development Environments, Microsoft Visual Studio, Eclipse (Software)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: HubSpot CRM, Sales Pipelines, Email Marketing, Dashboard, Sales Process, Customer Relationship Management (CRM) Software, Customer Relationship Management, Team Management, Customer Data Management, User Accounts, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Exploratory Data Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Diagram Design, Program Development, Program Management, Project Design, Process Management, Business Process, Timelines, Process Flow Diagrams, Agile Project Management, Project Management Software
Intermediate · Guided Project · Less Than 2 Hours