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.

Skills you'll gain: Network Protocols, Communication Systems, Test Equipment, Internet Of Things, Digital Signal Processing, Wireless Networks, Integrated Development Environments, Debugging, Computational Logic, Digital Analysis, System Configuration, Program Development
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Rust (Programming Language), Memory Management, Application Programming Interface (API), Server Side, Code Reusability, Back-End Web Development, System Programming, Web Frameworks, Web Development, Other Programming Languages, Web Servers, Software Documentation, Scalability, Integrated Development Environments, Build Tools, Data Analysis, Maintainability, Network Protocols, Application Development
★ 3.7 (28) · Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Java Programming, Java, Application Frameworks, Java Platform Enterprise Edition (J2EE), Maintainability, Scalability, Extensible Markup Language (XML)
★ 3.4 (8) · Intermediate · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Prompt Engineering, OpenAI API, Multimodal Prompts, Generative AI, Photo Editing, OpenAI, Animations, Computer Graphics, Application Programming Interface (API), Graphic and Visual Design
★ 4.3 (12) · Beginner · Course · 1 - 4 Weeks

Kotter
Skills you'll gain: Organizational Change, Change Management, Organizational Development, Business Transformation, Leadership and Management, Organizational Structure, Organizational Leadership, Industrial and Organizational Psychology, Leadership Development, Leadership, Drive Engagement, Stakeholder Engagement, Diversity and Inclusion, Lifelong Learning
★ 4.7 (39) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Fine-tuning, Vision Transformer (ViT), Prompt Engineering, PyTorch (Machine Learning Library), Model Deployment, Transfer Learning, Hugging Face, Natural Language Processing, MLOps (Machine Learning Operations), Large Language Modeling, Cloud Deployment, Computer Vision, Generative AI, Image Analysis, Generative Model Architectures, LLM Application, Application Deployment, Model Training, Embeddings, Data Preprocessing
★ 4.2 (6) · Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Agentic Workflows, MongoDB, Generative AI Agents, Scalability, Context Engineering, Data Architecture, Systems Design, System Design and Implementation, Development Environment, Embeddings, PostgreSQL, Database Design, Object-Relational Mapping, Data Modeling, SQL, Data Migration, Debugging
Advanced · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Electrical Power, Electric Power Systems, Simulation and Simulation Software, Energy and Utilities, Electrical Systems, Power Electronics, Simulations, Sustainable Technologies, Semiconductors, Scalability, Electrical Equipment, Environmental Issue, Emerging Technologies, Materials science, Innovation, Cost Estimation
★ 3.1 (7) · Beginner · Course · 1 - 3 Months

STARWEAVER
Skills you'll gain: Responsible AI, Google Gemini, Anthropic Claude, AI Enablement, ChatGPT, Business Transformation, Digital Transformation, Leadership, Strategic Leadership, Strategic Thinking, Generative AI, Competitive Intelligence, Stakeholder Communications, Decision Intelligence, Organizational Change, Strategic Communication, Communication Strategies, Business Ethics, Analytical Skills, Strategic Marketing
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Strategic Decision-Making, Dealing With Ambiguity, Decisiveness, Adaptability, Decision Making, Strategic Thinking, Action Oriented, Cognitive flexibility, Decision Intelligence, Complex Problem Solving, Change Management, Risk Management, Culture Transformation
★ 4.3 (26) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Systems Engineering, Requirements Analysis, Requirements Elicitation, Systems Development Life Cycle, Systems Development, Configuration Management, Engineering Management, Project Risk Management, Waterfall Methodology, Functional Requirement, Systems Analysis, Project Management, Risk Management, Systems Architecture, System Requirements
★ 4.6 (8) · Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: AI literacy, Generative AI, Responsible AI, Ethical Standards And Conduct, Robotics, Healthcare Ethics, Image Analysis, Workforce Planning, Information Privacy, Information Technology, Robotic Process Automation, Social Impact, Large Language Modeling, Case Studies, Energy and Utilities
Beginner · Course · 1 - 3 Months