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.

University of Glasgow
Skills you'll gain: Federated Learning, Wireless Networks, Emerging Technologies, Digital Communications, Communication Systems, Blockchain, Internet Of Things, Network Security, Telecommunications, Network Performance Management, Network Planning And Design, Zero Trust Network Access, Computer Vision, Artificial Intelligence and Machine Learning (AI/ML), Electrical Engineering, Network Analysis, Information Technology, Electronics Engineering, Machine Learning, Trustworthiness
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, Agentic systems, Development Environment, Model Evaluation, OpenAI, Artificial Intelligence, Scalability, Applied Machine Learning, Performance Tuning, Design
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Marketing Analytics, Search Engine Optimization, Web Analytics, Web Analytics and SEO, Online Advertising, Model Evaluation, Digital Marketing, Apache Hadoop, Data-Driven Decision-Making, Digital Advertising, Return On Investment, A/B Testing, Machine Learning Methods, Advertising, Analytics, Social Media Strategy, Marketing Automation, Predictive Modeling
Beginner · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Marketing, Digital Marketing, UI/UX Strategy, Digital Advertising, Marketing Strategy and Techniques, E-Commerce, Social Media Marketing, Content Marketing, Search Engine Optimization, Video Production, Business Strategy, Brand Awareness, Web Analytics and SEO, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Instructional and Curriculum Design, Instructional Strategies, Differentiated Instruction, English Language, Student Engagement, Language Learning, Cultural Sensitivity
Mixed · Course · 1 - 3 Months

Skills you'll gain: User Interface (UI) Design, Data Persistence, Interactive Data Visualization, Database Management, Real Time Data, Computer Programming, Data Management, Software Installation, Data Structures, Data Modeling
Intermediate · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Java, Object Oriented Programming (OOP), Education Software and Technology, Computer Programming, Digital pedagogy, Program Development, Debugging, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Logo Design, Canva (Software), Video Production, Infographics, Graphic Design, Graphic and Visual Design, Content Creation, Creative Design, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

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

University of Colorado Boulder
Skills you'll gain: HVAC, Building Services Engineering, Architectural Engineering, Building Design, Energy and Utilities, Climate Change Mitigation, Mechanical Engineering, Civil and Architectural Engineering, Construction, Architecture and Construction, Architectural Design, Design Strategies
Advanced · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Stakeholder Management, Technical Management, Engineering Management, Negotiation, Mentorship, Leadership, Courage, Growth Mindedness, Business Leadership, Team Leadership, Office Management, Collaboration, Professional Development, Visionary, Personal Development, Accountability, Positivity, Resilience
Build toward a degree
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Safety Standards, Safety Training, Construction, Hazard Analysis, Hydraulics, Construction Engineering, Equipment Design, Facility Repair And Maintenance, General Construction and Construction Labor, Maintenance, Repair, and Facility Services, Sustainable Engineering, Grading (Landscape), Civil Engineering, Personal protective equipment, Construction Management, Structural Engineering, Plant Operations and Management, Safety Assurance, Mechanical Engineering, Facility Management and Maintenance
Advanced · Specialization · 3 - 6 Months