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.
Universidade de São Paulo
Skills you'll gain: Conversion Funnel Analysis, Search Engine Marketing, Digital Marketing, Email Marketing, Digital Marketing Campaigns, Google Ads, Marketing Strategies, Search Engine Optimization, Google Analytics, Online Advertising, A/B Testing, Pay Per Click Advertising, Marketing Planning, Advertising Campaigns, Web Analytics, Digital Advertising, Facebook, Campaign Management, Marketing Analytics
★ 4.7 (2.3K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Context Protocol, Responsible AI, LangGraph, AI Integrations, AI Workflows, AI Orchestration, Agentic Workflows, LangChain, Agentic systems, Generative AI Agents, CrewAI, OpenAI API, LLM Application, Tool Calling, OpenAI, Model Deployment, Compliance Management, Governance, AI Security, Artificial Intelligence and Machine Learning (AI/ML)
★ 2.4 (13) · Intermediate · Specialization · 3 - 6 Months

The University of North Carolina at Chapel Hill
Skills you'll gain: Epidemiology, Public Health and Disease Prevention, Public Health, Infectious Diseases, Research Design, Health Policy, Research Methodologies, Biostatistics, Science and Research, Statistical Analysis, Chronic Diseases, Risk Analysis
★ 4.7 (5K) · Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Application Deployment, Model Training, Continuous Deployment, Model Evaluation, Data Preprocessing, Model Optimization, Machine Learning, Applied Machine Learning, Data Validation, Data Integrity, Data Maintenance, Data Quality, Data Synthesis, Data Collection, System Monitoring, Continuous Monitoring, Unstructured Data
★ 4.8 (3.4K) · Intermediate · Course · 1 - 4 Weeks

The Museum of Modern Art
Skills you'll gain: Performing Arts, Creativity, Art History, Aesthetics, Electronic Media, Liberal Arts, Multimedia, Cultural Responsiveness, Design
★ 4.7 (1.9K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Color Theory, Creativity, Layout Design, Journals
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Store, Data Architecture, Data Pipelines, Big Data, Data Storage Technologies, Data Storage, Relational Databases, Data Infrastructure, Data Integration, Apache Hadoop, Data Warehousing, Databases, Data Lakes, SQL, Data Governance, Database Design, Apache Spark, NoSQL, Data Science
★ 4.7 (3.6K) · Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Keyword Research, Content Optimization, Conversion Funnel Analysis, Content Marketing, Product Promotion, Content Strategy, Market Opportunities, Content Creation, Video Production
Mixed · Course · 1 - 3 Months

Dubai College of Tourism
Skills you'll gain: Intercultural Competence, Professional Development, Interpersonal Communications, Social Skills, Teamwork, Hospitality, Hospitality Management, Interviewing Skills, Collaboration, Professionalism, Personal Attributes, Professional Networking, Writing, Planning, Personal Development, Adaptability, Goal Setting, Branding
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Timelines, Kanban Principles, Project Management Software, Project Schedules, Milestones (Project Management), Scheduling, Sprint Planning, Project Management, Project Planning, Workflow Management, Work Breakdown Structure, Process Mapping, Accountability, Management Reporting, Stakeholder Management, Stakeholder Communications
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Ajax, jQuery, Javascript and jQuery, JSON, Django (Web Framework), Web Applications, Javascript, Debugging, Data Modeling, Event-Driven Programming, Data Access, Object Oriented Programming (OOP), Python Programming
★ 4.8 (294) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Graph Theory, Data Structures, Operations Research, Quantum computing, Public Key Cryptography Standards (PKCS), Cryptography, Computational Thinking, Design Strategies, Cryptographic Protocols, Tree Maps, Encryption, Network Model, Combinatorics, Data Science, Computer Science, Mathematical Modeling, Mathematical Software, Python Programming
★ 4.7 (956) · Advanced · Specialization · 3 - 6 Months