Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Scrimba
Skills you'll gain: React Redux, React.js, Cascading Style Sheets (CSS), Web Components, JavaScript Frameworks, UI Components, HTML and CSS, Routing Protocols, Front-End Web Development, User Interface (UI), Web Frameworks, Maintainability, Authentications, Web Development Tools, Application Frameworks, Application Programming Interface (API), Web Design, Restful API, Javascript, Web Development
Intermediate · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction Inspection, Construction, Building Design, Structural Engineering, Structural Analysis, Architectural Drawing, Industrial Design, Commercial Construction, Engineering Drawings, Technical Drawing, Engineering Design Process
Intermediate · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Business Process Modeling, Business Process, Digital Transformation, Business Process Management, Business Process Improvement, Process Design, Business Process Automation, Process Analysis, Business Transformation, Process Management, Case Studies, Workflow Management, Process Optimization, Quality Improvement, Lean Methodologies, AI Workflows, Six Sigma Methodology, Innovation, Automation, Analysis
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Semiconductors, Electrical Engineering, Electronics, Display Devices, Electronic Components, Materials science, Engineering Calculations, Mathematical Modeling, Physics, Applied Mathematics
Build toward a degree
Advanced · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Logo Design, Photo Editing, Content Creation, Graphic Design, Color Theory, Creative Design, Image Quality
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Feature Engineering, Data Ethics, Unsupervised Learning, Dimensionality Reduction, Responsible AI, Text Mining, Data Preprocessing, Data Transformation, MLOps (Machine Learning Operations), Anomaly Detection, Exploratory Data Analysis, Machine Learning Methods, Machine Learning, Model Evaluation, Natural Language Processing, Data Science, Quality Assurance, Data Pipelines, Data Visualization, Python Programming
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Mindfulness, Teaching, Self-Awareness, Classroom Management, Empathy & Emotional Intelligence, Social Studies, Storytelling, Adult Education, Parent Communication, Resilience, Cultural Responsiveness, Stress Management, Emotional Intelligence, Community Development, Collaboration, Liberal Arts
Advanced · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Quality, Data Cleansing, Computer Vision, Visualization (Computer Graphics), Data Preprocessing, Deep Learning, Image Analysis, Convolutional Neural Networks, Model Evaluation, Data Manipulation, Applied Machine Learning, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Test Driven Development (TDD), Python Programming, Object Oriented Programming (OOP), Scripting Languages, Computer Programming, Unit Testing, File I/O, Web Development, Program Development, Open Source Technology, Data Processing, Database Application, Data Structures, User Interface (UI)
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Basic Electrical Systems, Electronic Components, Electronics, Interactive Design, Display Devices, Robotics, Control Systems, Computer Programming, Technical Communication, Embedded Systems, Development Environment, Simulation and Simulation Software, Digital Communications, Debugging, Data Storage, Real Time Data
Beginner · Course · 3 - 6 Months

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Test Script Development, Test Automation, Browser Compatibility, JUnit, Object Oriented Programming (OOP), Test Data, Integration Testing, Java Programming, Test Case, Test Execution Engine, Software Testing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Back-End Web Development, PostgreSQL, Python Programming, Restful API, SQL, API Design, Object-Relational Mapping, Database Management, Databases, Data Validation, Development Environment
Intermediate · Course · 1 - 3 Months