Matrix courses can help you learn linear transformations, eigenvalues, matrix operations, and applications in data science and machine learning. You can build skills in solving systems of equations, performing dimensionality reduction, and applying matrix factorization techniques. Many courses introduce tools like MATLAB, NumPy, and R, that support performing complex calculations and visualizing data in practical scenarios.
Coursera
Skills you'll gain: API Testing, Test Script Development, Scenario Testing, Software Testing, Integration Testing, Test Case, Test Automation, Acceptance Testing, Test Tools, Regression Testing, Test Execution Engine, Maintainability, User Interface (UI), Security Testing, Test Data, Scalability, Debugging, Authentications, Compliance Reporting, Automation
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Git (Version Control System), React.js, Version Control, Web Development Tools, GitHub, Debugging, Software Development Tools, Node.JS, Development Environment, Software Testing, Unit Testing, Maintainability, Server Side, UI Components, Javascript, Package and Software Management, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Git (Version Control System), GitHub, Jenkins, Test Automation, CI/CD, Test Data, Test Script Development, Test Tools, Software Testing, IntelliJ IDEA, Test Case, Development Environment, Application Frameworks, Apache Maven, Maintainability, Debugging
Advanced · Course · 3 - 6 Months

Simplilearn
Skills you'll gain: API Testing, Performance Testing, Test Script Development, Application Programming Interface (API), Test Tools, Software Testing, Test Planning, Simulations, Scalability
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Unit Testing, .NET Framework, Integration Testing, Software Testing, Test Case, Development Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Human Resources Information System (HRIS), Systems Administration, System Configuration, Organizational Structure, Payroll Administration, Oracle Databases, Workforce Management, Benefits Administration, Payroll, Payroll Processing, Employee Training, Expense Management, User Accounts, Data Validation, Data Entry, Scheduling
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Hibernate (Java), Performance Tuning, Software Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, Cloud Deployment, Application Deployment, Amazon S3, Serverless Computing, Artificial Intelligence, Amazon CloudWatch, Amazon DynamoDB, AWS Identity and Access Management (IAM), Natural Language Processing, Integration Testing, Cloud Services, Software Testing
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google App Engine, Application Deployment, Cloud Infrastructure, Google Cloud Platform, Go (Programming Language), Cloud Applications, Software Testing, Cloud API, Platform As A Service (PaaS)
Beginner · Project · Less Than 2 Hours

Alex Genadinik
Skills you'll gain: Prompt Engineering, Debugging, Claude Code, Responsible AI, Verification And Validation, ChatGPT, Artificial Intelligence, Development Testing, Software Testing
Mixed · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: User Experience Design, Figma (Design Software), Design Thinking, User Interface (UI) Design, Prototyping, Usability Testing, Software Testing, Wireframing, White-Box Testing, Quality Assurance, Information Architecture, No-Code Development
Build toward a degree
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Consultative Selling, Value Propositions, Sales Strategy, Executive Presence, Sales, Solution Selling, B2B Sales, Sales Presentation, Global Marketing, Stakeholder Communications, Business Communication, Strategic Partnership, Competitive Analysis, Active Listening, Customer Insights, Organizational Structure
Intermediate · Course · 1 - 4 Weeks