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.

Microsoft
Skills you'll gain: Employee Coaching, Training and Development, Dashboard, Data Storytelling, Dashboard Creation, Power BI, Coaching, People Analytics, Mentorship, People Development, Workforce Development, Employee Training, Data Presentation, Training Programs, Management Training And Development, Accountability Frameworks, Employee Engagement, Performance Measurement, Microsoft Copilot, Microsoft 365
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Conflict Management, De-escalation Techniques, Teamwork, Collaboration, Relationship Building, Empathy, Assertiveness, Communication Strategies, Organizational Effectiveness, Case Studies, Communication, Active Listening
★ 4.5 (1.3K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Apple iOS, iOS Development, Unit Testing, Apple Xcode, Test Case, Software Testing, Object Oriented Programming (OOP), Data Structures, Object Oriented Design, Programming Principles, Application Development, Functional Design, Algorithms
★ 4.7 (93) · Intermediate · Course · 1 - 4 Weeks
University of Pennsylvania
Skills you'll gain: Science and Research, Research, Research Design, Scientific Methods, Psychological Evaluations, Quantitative Research, Research Methodologies, Qualitative Research, Experimentation, Tenacity, Program Evaluation, Personal Attributes, Persistence, Data Collection, Journals, Surveys, Statistical Methods, Reliability
★ 4.4 (1.2K) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Agentic systems, Generative AI Agents, Agentic Workflows, LLM Application, OpenAI API, AI Workflows, Tool Calling, Prompt Engineering, Prompt Patterns, Software Documentation
★ 4.6 (469) · Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Health Technology, Data Presentation, Data Visualization Software, Telehealth, Agile Methodology, Interactive Data Visualization, Health Disparities, Health Informatics, Health Care Procedure and Regulation, Health Systems, Electronic Medical Record System, Electronic Medical Record, Health Equity, Interoperability, Public Health, Digital Analysis, Tableau Software, Data Ethics, Digital Transformation, User Centered Design
★ 4.6 (368) · Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Javascript, Ajax, JSON, Web Applications, Web Development, Object Oriented Programming (OOP), Event-Driven Programming, Programming Principles, Network Protocols
★ 4.5 (57) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Relational Databases, Databases, SQL, Big Data, Database Systems, Database Management Systems, NoSQL, Operational Databases, Data Warehousing, Data Management, Query Languages, Virtual Machines, Data Storage, Data Analysis, Unstructured Data
★ 4.7 (1.1K) · Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Prometheus (Software), Kubernetes, System Monitoring, Grafana, Devops Tools, Scalability, Cloud-Native Computing, Performance Tuning, Site Reliability Engineering, Continuous Monitoring, CI/CD, Service Level, Query Languages, Systems Integration, Data Storage Technologies, Data Visualization, Security Testing, Incident Response, Verification And Validation, Code Reusability
Intermediate · Course · 3 - 6 Months

The State University of New York
Skills you'll gain: Branding, Brand Strategy, Marketing and Public Relations, Photo/Video Production and Technology, Entrepreneurship, Content Creation, Video Production, Copywriting, Business Modeling, Public Relations, Presentations, Customer Engagement, Value Propositions, Proposal Development, Web Design and Development, Business Planning, Photography, Web Presence, Marketing Strategies, Content Strategy
★ 4.7 (881) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Star Schema, Power BI, Data Modeling, Data Analysis Expressions (DAX), Model Optimization, Snowflake Schema, Database Design, Performance Tuning, Data Analysis, Business Intelligence, Data Visualization, Time Series Analysis and Forecasting
★ 4.3 (839) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps Pipelines, CI/CD, Azure DevOps, Continuous Delivery, Release Management, Continuous Integration, Jenkins, DevOps, Continuous Deployment, Application Deployment, Devops Tools, Functional Testing, YAML, Microsoft Azure, Build Tools, Software Testing, Workflow Management, Git (Version Control System), Code Coverage, Automation
Advanced · Course · 1 - 3 Months