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.

Scrimba
Skills you'll gain: TypeScript, Event-Driven Programming, Javascript, Pseudocode, Computational Thinking, JSON, Web Development, Angular, Web Applications, Vue.JS, Data Import/Export, Application Development, Mobile Development, Debugging, Algorithms, Data Structures, Node.JS, Unit Testing, Web Development Tools, JavaScript Frameworks
Beginner · Specialization · 3 - 6 Months

Dartmouth College
Skills you'll gain: Structural Engineering, Structural Analysis, Construction, Civil Engineering, Engineering Analysis, Engineering Design Process, Mechanics, Materials science
Beginner · Course · 1 - 4 Weeks

Institut Mines-Télécom
Skills you'll gain: Growth Strategies, Key Performance Indicators (KPIs), Digital Transformation, Business Analysis, Competitive Analysis, Action Oriented, Analysis, Business Transformation, Business Development, Market Analysis, Business Strategy, Business Valuation, Entrepreneurship, Technology Strategies, Business Technologies, E-Commerce, Emerging Technologies, Innovation, Business Modeling, Regulation and Legal Compliance
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Multimodal Prompts, LLM Application, Generative Model Architectures, OpenAI API, Application Development, Prompt Engineering, Web Applications, Flask (Web Framework), Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Model Context Protocol, Generative AI Agents, AI Enablement, Email Automation, Business Process Automation, Generative AI, AI Product Strategy, Agentic systems, Initiative and Leadership, Tool Calling, Anthropic Claude, ChatGPT, Automation, Responsible AI, Marketing Automation, Business Solutions, Multimodal Prompts, Artificial Intelligence and Machine Learning (AI/ML), Prompt Engineering, IT Automation
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Qualitative Research, Research, Research Methodologies, Data Collection, Research Design, Social Sciences, Interviewing Skills, Psychology, Analytical Skills
Beginner · Course · 1 - 3 Months

High Tech High Graduate School of Education
Skills you'll gain: Student-Centred Learning, Student Engagement, Pedagogy, Differentiated Instruction, Collaboration, Curriculum Planning, Scheduling, Human Learning, Project Design, Presentations
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Software Testing, Software Technical Review, Test Planning, Code Review, Software Quality Assurance, Verification And Validation, Requirements Analysis, Technical Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bootstrap (Front-End Framework), Browser Compatibility, Responsive Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, UI Components, React.js, Web Applications, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Responsible AI, Autoencoders, Convolutional Neural Networks, Recurrent Neural Networks (RNNs), Data Ethics, Deep Learning, Artificial Neural Networks, Reinforcement Learning, Generative AI, Generative Adversarial Networks (GANs), Machine Learning Algorithms, Model Deployment, Debugging, Artificial Intelligence, Image Analysis, Unsupervised Learning, Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Computer Vision
Intermediate · Specialization · 3 - 6 Months

University of Florida
Skills you'll gain: Exercise Science, Sports Medicine, Athletic Training, Kinesiology, Physiology, Coaching, Rehabilitation, Injury Prevention, Stress Management, Planning, Human Musculoskeletal System
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Feature Engineering, Dimensionality Reduction, Data Integration, Data Preprocessing, Exploratory Data Analysis, Data Visualization, Plot (Graphics), Matlab, Data Processing, Data Cleansing, Data Manipulation, Text Mining, Predictive Modeling, Unstructured Data, Image Analysis, Natural Language Processing
Intermediate · Course · 1 - 3 Months