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.

University of California, Davis
Skills you'll gain: Focus Group, Quantitative Research, Statistical Hypothesis Testing, Qualitative Research, Data Visualization, Survey Creation, Data Synthesis, Surveys, Data Presentation, Marketing Analytics, Regression Analysis, Discussion Facilitation, Market Research, Data Storytelling, Statistical Inference, Business Research, Proposal Development, Sampling (Statistics), Research Methodologies, Proposal Writing
★ 4.5 (1.5K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Ethics, Risking, Human Centered Design, Interaction Design, Data Governance, Artificial Intelligence, Ethical Standards And Conduct, Information Privacy, AI literacy, General Data Protection Regulation (GDPR), Governance, Artificial Intelligence and Machine Learning (AI/ML), Data Security, Governance Risk Management and Compliance, Environmental Social And Corporate Governance (ESG), Regulation and Legal Compliance, Sustainability Reporting, Generative AI, Generative AI Agents, Machine Learning Algorithms
★ 4.7 (64) · Intermediate · Course · 1 - 3 Months

Eindhoven University of Technology
Skills you'll gain: Business Process Improvement, Business Process, Process Analysis, Process Improvement, Business Process Management, Process Management, Data Mining, Process Design, Business Process Modeling, Process Optimization, Process Modeling, Operational Analysis, Performance Analysis, Systems Integration, Real Time Data, Data-Driven Decision-Making, Data Science, Predictive Modeling, Verification And Validation
★ 4.7 (1.3K) · Intermediate · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Programming Principles, Data Structures, Functional Design, Object Oriented Programming (OOP), Other Programming Languages, Object Oriented Design, Computational Logic, Command-Line Interface
★ 4.8 (66) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Python Programming, Programming Principles, Code Reusability, Object Oriented Design, File Management, Data Structures, Computer Programming, Algorithms, Data Storage, Computational Logic
★ 3.9 (12) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Public Health and Disease Prevention, Health Policy, Health Informatics, Biostatistics, Health Assessment, Infectious Diseases, Health Information Management, Data Collection, Descriptive Analytics, Statistical Methods
★ 4.7 (1.3K) · Beginner · Course · 1 - 4 Weeks

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, People Development, Performance Management, Performance Review
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Delegation Skills, Responsible AI, Culture Transformation, Team Performance Management, Organizational Development, Prompt Engineering, People Analytics, Empowerment, Performance Management, AI literacy, Microsoft Copilot, Executive Presence, Management Training And Development, Performance Measurement, Organizational Change, Microsoft Teams, Employee Coaching, Goal Setting, Microsoft Development Tools, Microsoft Visio
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jenkins, Ansible, CI/CD, Scalability, Application Deployment, Continuous Integration, DevOps, Infrastructure as Code (IaC), Infrastructure Architecture, IT Automation, Devops Tools, Cloud Deployment, Cloud Infrastructure, Automation, Build Tools, Web Servers, Application Servers, Servers, Databases, Version Control
Beginner · Specialization · 1 - 3 Months

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Science, Data Capture, Data Analysis, Python Programming, Data Access, NumPy, Data Preprocessing, Data Visualization, Data Manipulation, UI Components, User Interface (UI) Design, Programming Principles
★ 4.1 (378) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Model Optimization, MLOps (Machine Learning Operations), Model Deployment, Model Training, Systems Design, Tensorflow, Hybrid Cloud Computing, Google Cloud Platform, Machine Learning Methods, Performance Tuning, Applied Machine Learning, Machine Learning, Distributed Computing, Dependency Analysis, Data Pipelines
★ 4.6 (1K) · Advanced · Course · 1 - 3 Months

Packt
Skills you'll gain: Relational Databases, SQL, Star Schema, PostgreSQL, Database Design, Database Theory, Database Development, Query Languages, Databases, Data Import/Export, Database Systems, Analytics, Database Management, Statistical Programming, Operational Databases, Data Manipulation, Data Modeling, Business Analytics, Data Warehousing, Data Analysis
Intermediate · Course · 3 - 6 Months