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: Instagram, Video Editing, Content Performance Analysis, Drive Engagement, Storytelling, Social Media Content, Canva (Software), Design, Content Creation, Graphic and Visual Design, Competitive Analysis, Video Production, Social Media, Social Media Management, Photo/Video Production and Technology, Photo Editing, Content Strategy, Analytics, Visual Design, Marketing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Validation, Object-Relational Mapping, Database Design, Back-End Web Development, Data Modeling, Data Integrity, Database Development, Application Development, Software Architecture, Database Application, Health Information Management, Data Persistence, Health Care, Database Management, C# (Programming Language)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Express, Social Media Content, Responsible AI, Cross-Channel Marketing, Content Marketing, Generative AI, Social Media, Marketing Analytics, Data Ethics, Marketing Effectiveness, Data-Driven Decision-Making, Content Creation, Marketing Automation, Email Marketing, Social Media Campaigns, Adobe Creative Cloud, Graphic and Visual Design, Search Engine Optimization, Storytelling, Performance Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Photo/Video Production and Technology, Image Analysis
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Research Methodologies, Research Design, Research, Surveys, Qualitative Research, Social Impact, Writing, Ethical Standards And Conduct, Data Collection, Timelines, Social Sciences
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Android Studio, Android Jetpack, Kotlin, Android Development, Android (Operating System), Responsive Web Design, Mobile Development, UI Components, Unit Testing, Gradle, User Interface (UI) Design, Application Development, User Interface (UI), Integrated Development Environments, Object Oriented Programming (OOP), Development Environment, Programming Principles, Test Driven Development (TDD), Wireframing, Prototyping
Beginner · Specialization · 3 - 6 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, Web Applications, Event-Driven Programming, JavaScript Frameworks, Application Programming Interface (API), Application Development, UI Components, Unit Testing, Front-End Web Development, Software Design Patterns, Context Management, Cascading Style Sheets (CSS), Javascript, Hypertext Markup Language (HTML), Debugging
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Feature Engineering, Agentic Workflows, Data Ethics, Responsible AI, Model Deployment, Agentic systems, Artificial Intelligence, Generative AI, MLOps (Machine Learning Operations), Data Transformation, Model Evaluation, Reinforcement Learning, Software Architecture, Business Ethics, API Design, Process Optimization, System Design and Implementation, Performance Tuning, Algorithms, Python Programming
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Data Lakes, Amazon DynamoDB, Amazon Web Services, Serverless Computing, Cloud Computing, Amazon S3, Scalability, Cloud Infrastructure, Amazon Elastic Compute Cloud, Event-Driven Programming, Cloud Security, Solution Architecture, Data Visualization, Cloud Storage, Data Architecture, Cloud Computing Architecture, API Gateway, Software Architecture
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Vibe coding, Application Development, Application Design, No-Code Development, Data Ethics, Artificial Intelligence, Product Development, Design and Product, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Business Ethics, Ethical Standards And Conduct, Personal Development, Marketing Design, Product Marketing, Marketing Automation, Marketing, Business Marketing, Digital Marketing
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Surveys, Statistical Hypothesis Testing, Focus Group, Quantitative Research, Qualitative Research, Data Synthesis, Market Research, Proposal Writing, Data Storytelling, Statistical Analysis, Presentations, Discussion Facilitation, Marketing Analytics, Marketing, Research Methodologies, Data Analysis, Data Visualization Software, Market Analysis, Survey Creation, Business Research
Beginner · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Email Marketing, Email Automation, Microsoft Copilot, Marketing Automation, Data Ethics, Business Marketing, Generative AI, Search Engine Optimization, Content Marketing, Google Gemini, Prompt Patterns, Multimodal Prompts, ChatGPT, Search Engine Marketing, Digital Marketing, Deepseek, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Sales
Beginner · Specialization · 3 - 6 Months