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.
STARWEAVER
Skills you'll gain: Data Warehousing, Data Architecture, SQL, Business Intelligence, Data Pipelines, Data Modeling, Data Management, Data-Driven Decision-Making, Query Languages, Business Analytics, Data Transformation, Performance Tuning, Cloud Computing, Cloud Management, Scripting, Python Programming
★ 4.3 (7) · Advanced · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Responsive Web Design, Web Design, HTML and CSS, User Experience Design, Cascading Style Sheets (CSS), Usability, Web Content Accessibility Guidelines, User Experience, Javascript, Front-End Web Development, Systems Development Life Cycle, Hypertext Markup Language (HTML), Mockups, GitHub
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Model View Controller, Spring Framework, Java, Application Frameworks, Web Applications, Context Management, Software Architecture, Application Development, Data Validation, Data Mapping
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, API Design, ASP.NET, Object-Relational Mapping, Databases, Query Languages, Back-End Web Development, Restful API, SQL, Data Access, Data Manipulation, C# (Programming Language)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: MLOps (Machine Learning Operations), Model Deployment, Model Training, Responsible AI, Power BI, Microsoft Azure, Image Analysis, Data Visualization Software, Data Presentation, Dashboard Creation, Machine Learning Methods, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Health Equity, Medical Imaging, Predictive Analytics, Predictive Modeling, AI Workflows, Model Evaluation, Health Informatics
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Tools, Test Automation, Test Planning, Scripting, Test Script Development, Continuous Integration, CI/CD, Software Testing, Software Technical Review, Scripting Languages, Code Review, Continuous Delivery, Maintainability, Automation, Software Quality (SQA/SQC), Application Frameworks
★ 4.3 (6) · Advanced · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Cross Platform Development, Web Applications, Web Development
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Business Transformation, Business Leadership, Governance, FinTech, Organizational Structure, Emerging Technologies, Business Modeling, Business Management, New Business Development, Social Impact, Innovation, Automation, Transaction Processing, Cost Reduction, Intellectual Property
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Product Flow Diagram, Process Flow Diagrams, New Product Development, Go To Market Strategy, Product Development, Diagram Design, Product Improvement, Journey Mapping, Product Planning, Customer Analysis, Decision Intelligence, User Feedback, Customer experience improvement, Continuous Improvement Process, Analysis
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Javascript, Scripting, Scripting Languages, Programming Principles, Web Development, Data Structures, Web Development Tools, Hypertext Markup Language (HTML), Web Design and Development, Node.JS, Development Environment, Computer Programming, Front-End Web Development, Web Applications, Object Oriented Programming (OOP), Program Development, Functional Design, Event-Driven Programming, Frontend Performance, Frontend Integration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Search Engine Optimization, Consumer Behaviour, Marketing, Web Analytics and SEO, Marketing Strategies, Digital Advertising, Strategic Marketing, Marketing Strategy and Techniques, Digital Marketing, Marketing Effectiveness, Content Optimization, Customer Insights, Digital Media Strategy, Advertising, Brand Strategy, Customer Relationship Building, Target Market, Market Analysis, Goal Setting
★ 4.8 (17) · Mixed · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Model Evaluation, Regression Analysis, Applied Machine Learning, Machine Learning Methods, Machine Learning, Machine Learning Algorithms, Deep Learning, Jupyter, Supervised Learning, Predictive Modeling, Classification Algorithms, Image Analysis, Unsupervised Learning, Text Mining, Artificial Neural Networks
Mixed · Course · 1 - 3 Months