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.

Coursera
Skills you'll gain: Customer Retention, Loyalty Programs, Customer Relationship Management (CRM) Software, Customer Data Management, Customer Engagement, Customer Relationship Management, Customer Relationship Building, Customer Analysis, Target Audience, HubSpot CRM, Customer experience strategy (CX), Marketing Automation, Customer Insights, Market Analysis, Email Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Threat Modeling, Security Engineering, Security Testing, Hardening, Security Controls, Security Strategy, Penetration Testing, Data Validation, Model Evaluation, Information Privacy, Generative Adversarial Networks (GANs), Analysis, Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance Reporting, Business Reporting, Data Presentation, Financial Reporting, Data Visualization, Data Storytelling, Data Visualization Software, Performance Analysis, Case Studies, User Feedback, Usability Testing, Communication
Intermediate · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Community Development, Maternal Health, Community Health, Obstetrics And Gynecology, Gerontology, Child Health, Health Disparities, Gynecology, Health Equity, Social Justice, Family Planning, Social Determinants Of Health, Socioeconomics, Health Education, Human Services, Advocacy, Education and Training, Immigration Law, International Relations, Cultural Diversity
Beginner · Course · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, Star Schema, Microsoft Power Platform, Data Analysis Expressions (DAX), Data Storytelling, Microsoft Power Automate/Flow, Dashboard, Microsoft Excel, Excel Formulas, Power BI, Data-Driven Decision-Making, Microsoft Copilot, Data Presentation, No-Code Development, Data Transformation, Data Literacy, Data Modeling, Data Visualization, Data Analysis, Business Intelligence
Beginner · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, System Testing, Test Case, Test Automation, Development Testing, Test Planning, White-Box Testing, Code Coverage, Software Quality Assurance, Functional Testing, Test Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Computer Vision, Image Analysis, Real Time Data, Convolutional Neural Networks, Data Transformation, NumPy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Flow Diagrams (DFDs), Apache Airflow, Data Pipelines, Data Modeling, Data Integration, Data Architecture, Data Warehousing, Apache Spark, Extract, Transform, Load, Database Development, Data Processing, Data Transformation, Data Quality, Data Validation, Configuration Management, Enterprise Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Star Schema, Data Modeling, Data Architecture, Database Design, Data Lakes, Data Warehousing, SQL, Data Mart, Data Pipelines, Data Integrity, Semantic Web, Business Metrics, Performance Tuning, Dimensionality Reduction, Resource Utilization, Issue Tracking
Advanced · Course · 3 - 6 Months

Skills you'll gain: Embeddings, Applied Machine Learning, Vector Databases, Artificial Intelligence and Machine Learning (AI/ML), Transfer Learning, PyTorch (Machine Learning Library), Vision Transformer (ViT), Image Analysis, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Prompt Engineering, User Story, New Product Development, Model Based Systems Engineering, Model Evaluation, Failure Analysis, Sustainable Business, Data Mining, Field-Programmable Gate Array (FPGA), Delegation Skills, Real-Time Operating Systems, Object Oriented Design, Sampling (Statistics), Proposal Writing, Accountability, Data Ethics, Sustainability Reporting, Database Design, Supervised Learning, Sustainable Design
Earn a degree
Degree · 1 - 4 Years

University of Geneva
Skills you'll gain: International Relations, Leadership and Management, Strategic Partnership, Marketing, Fundraising, Leadership, Governance, Public Policies, Business, Organizational Strategy, Organizational Structure, World History, Sustainable Development, Cross-Functional Collaboration, Climate Change Mitigation
Beginner · Course · 1 - 3 Months