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.

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Database Application, Python Programming, Unit Testing, Computer Programming, Restful API, Cross Platform Development, Package and Software Management, Scripting, Data Science, Program Development, Computer Programming Tools, Software Development, Data Processing, Debugging, Programming Principles, User Interface (UI) Design, Regression Analysis, Machine Learning
Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Data Modeling, Data Pipelines, Data Lakes, Data Integration, Power BI, Data Manipulation, Dataflow, Data Mapping, Real Time Data, Data Infrastructure, Data Warehousing, Star Schema, Data Cleansing, Microsoft Power Platform, Database Design, Data Quality, Extract, Transform, Load, Dependency Analysis, System Monitoring, Data Processing
Intermediate · Professional Certificate · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Claude Code, Anthropic Claude, Vibe coding, Figma (Design Software), AI Workflows, AI Orchestration, Prompt Engineering, Software Development Tools, AI Integrations, Marketing Automation, Organizational Skills, Business Writing, Design, Generative AI, AI Security, User Interface and User Experience (UI/UX) Design, Code Review, Artificial Intelligence, Web Design, Strategic Thinking
★ 4.3 (60) · Beginner · Specialization · 3 - 6 Months
University of Alberta
Skills you'll gain: Cultural Responsiveness, Community Development, Research Methodologies, Relationship Building, Community and Social Work, Community Health, Ethical Standards And Conduct, Data Collection, General Science and Research, Consultative Approaches
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Conflict Management, Influencing, Accountability, Cross-Functional Collaboration, Emotional Intelligence, Leadership, Leadership Development, Negotiation, Storytelling, Professional Development, Persuasive Communication, Follow Through, Constructive Feedback, Growth Mindedness, Stakeholder Communications, Trustworthiness, Communication, Performance Management, People Development, Performance Review
Intermediate · Course · 1 - 3 Months
Duke University
Skills you'll gain: Pandas (Python Package), Bash (Scripting Language), Version Control, Jupyter, Linux Commands, Git (Version Control System), Shell Script, Linux, Web Scraping, Linux Administration, Data Manipulation, MySQL, Microservices, AWS SageMaker, SQL, JSON, Command-Line Interface, Python Programming, Big Data, Data Science
★ 4.5 (485) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: React Redux, React.js, React Native, Jest (JavaScript Testing Framework), GraphQL, Application Deployment, Application Development, Web Applications, Full-Stack Web Development, Web Development Tools, UI Components, JavaScript Frameworks, Web Design and Development, Front-End Web Development, Web Frameworks, Web Development, HTML and CSS, Cascading Style Sheets (CSS), Back-End Web Development, Javascript
Intermediate · Course · 3 - 6 Months
University of California, Davis
Skills you'll gain: Materials science, Semiconductors, Engineering, Mechanical Engineering, Failure Analysis, Structural Analysis, Engineering Analysis, Electrical Engineering, Thermal Management, Mechanics, Electronics
★ 4.7 (4.5K) · Mixed · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Test Case, Software Testing, Software Quality Assurance, Quality Assurance, Verification And Validation, Software Development Life Cycle, Software Development
★ 4.6 (448) · Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Data Storytelling, Power BI, Data Presentation, Database Design, Data Visualization, Business Intelligence, Data Visualization Software, Database Theory, Dashboard, Data Lakes, Dashboard Creation, Databases, Pivot Tables And Charts, Data-Driven Decision-Making, Data Analysis, Microsoft Excel, Analytics, Data Modeling, Data Management, Python Programming
Beginner · Course · 3 - 6 Months

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Image Analysis, Data Processing, Data Science, Programming Principles, Text Mining, File I/O, Computer Programming, Data Dictionary, Data Manipulation, Performance Tuning, Python Programming, Probability Distribution
★ 4.1 (23) · Beginner · Course · 1 - 4 Weeks

British Standards Institution
Skills you'll gain: Risking, Statistical Methods, Data Ethics, Model Evaluation, Vulnerability Assessments, Statistical Hypothesis Testing, Performance Testing, Verification And Validation, Statistical Analysis, Decision Intelligence, Artificial Intelligence, Artificial Neural Networks, Supervised Learning, Ethical Standards And Conduct, Continuous Monitoring, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Performance Analysis, Law, Regulation, and Compliance, Probability & Statistics
Intermediate · Specialization · 3 - 6 Months