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.

Duke University
Skills you'll gain: Responsible AI, Data Ethics, Experience Design, User Experience Design, Human Centered Design, Human Factors, Decision Intelligence, Information Privacy, Design Thinking, Machine Learning, Ethical Standards And Conduct, Law, Regulation, and Compliance, Automation
★ 4.7 (252) · Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: AI Personalization, Model Evaluation, Machine Learning Algorithms, Machine Learning Methods, Taxonomy, Decision Support Systems, Business Metrics, Applied Machine Learning, Test Data, Machine Learning, Dimensionality Reduction, Performance Metric, Performance Testing, Spreadsheet Software, Analysis, Systems Design, Solution Design, Predictive Modeling, Microsoft Excel, Statistical Methods
★ 4.3 (834) · Intermediate · Specialization · 3 - 6 Months

British Standards Institution
Skills you'll gain: Risking, Statistical Methods, Data Ethics, Model Evaluation, Vulnerability Assessments, Statistical Hypothesis Testing, Performance Testing, Statistical Analysis, Decision Intelligence, Verification And Validation, 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

Sage Publications
Skills you'll gain: AI Personalization, Responsible AI, AI literacy, Generative AI, LLM Application, Productivity, Large Language Modeling, AI powered creativity, Independent Thinking, Learning Strategies, Creativity, Ideation, Personal Integrity, Creative Thinking, Critical Thinking, Brainstorming
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Dataflow, Apache Kafka, Data Pipelines, Real Time Data, Data Wrangling, Cloud-Based Integration, Extract, Transform, Load, Serverless Computing, Command-Line Interface, Google Cloud Platform, Data Warehousing, Apache Spark, Cloud Engineering, Data Quality, Identity and Access Management, Data Integration, Scripting, Data Cleansing, Data Transformation, Data Processing
★ 4.5 (2.4K) · Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Java Programming, Java, Software Development Tools, Application Servers, Web Applications, Development Environment, Java Platform Enterprise Edition (J2EE), Object Oriented Programming (OOP), Application Development, Eclipse (Software), Program Development, Computer Programming, Object Oriented Design, Mobile Development, Programming Principles, Integrated Development Environments, UI Components, Event-Driven Programming, User Interface (UI), Virtual Machines
★ 4.4 (207) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: People Development, People Analytics, Data Storytelling, Workforce Development, Human Resources, Professional Development, Interviewing Skills, Professional Networking, Human Resource Strategy, People Management, Employee Coaching, AI Enablement, Organizational Development, Dashboard, Coaching, Portfolio Management, Training Programs, Talent Management, Communication Strategies, Verbal Communication Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Modeling, Power BI, Data Lakes, Star Schema, Microsoft Power Platform, Database Design, Data Warehousing, Data Transformation, Extract, Transform, Load, Business Reporting, Microsoft Azure, Data Validation, Analytics, Data Quality, Data Architecture, Generative AI, SQL, Verification And Validation
Intermediate · Course · 1 - 3 Months
Madecraft
Skills you'll gain: Creative Thinking, Innovation, Brainstorming, Ideation, Creative Problem-Solving, Root Cause Analysis, Value Engineering, Design Thinking, Systems Thinking, New Product Development, Cognitive flexibility, Open Mindset, Organizational Leadership, Team Leadership, Diversity and Inclusion, Creativity, Team Motivation, Team Collaboration, Diversity Awareness, Leadership
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Back-End Web Development, Relational Databases, Database Management Systems, Database Management, Database Theory, SQL, Database Design, Databases, Database Administration, MySQL, Data Store, NoSQL, Query Languages, Data Integrity
★ 4.6 (692) · Beginner · Course · 1 - 3 Months

British Standards Institution
Skills you'll gain: Risking, Data Ethics, Model Evaluation, Decision Intelligence, Artificial Intelligence, Ethical Standards And Conduct, Continuous Monitoring, Artificial Intelligence and Machine Learning (AI/ML), Statistical Methods, Machine Learning Methods, Data Quality, Law, Regulation, and Compliance, Human Factors, Regulation and Legal Compliance
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Copilot, Generative AI, Responsible AI, Microsoft Teams, Microsoft Excel, Prompt Patterns, AI Orchestration, Analytics, AI literacy, Data Analysis, Prompt Engineering, AI Workflows, LLM Application, Email Automation, Advanced Analytics, Performance Reporting, Collaboration, Project Coordination, Proposal Development, Content Creation
★ 4.3 (6) · Beginner · Professional Certificate · 3 - 6 Months