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.

Lund University
Skills you'll gain: Climate Change Programs, Climate Change Mitigation, Natural Resource Management, Climate Change Adaptation, Sustainable Development, Sustainable Systems, Energy and Utilities, Sustainable Design, Scientific Methods, Sustainable Technologies, Policy Analysis, Research, and Development, Transportation Operations, Environmental Policy, Governance
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Brand Strategy, Brand Marketing, Brand Management, Branding, Storytelling, AI Personalization, Dashboard Creation, Personalized Campaigns, Brand Loyalty, Predictive Analytics, Digital Brand Strategy, Strategic Marketing, Cross-Channel Marketing, AI powered creativity, Dashboard, Brand Awareness, Data Ethics, Responsible AI, Content Performance Analysis, Marketing
Beginner · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Retrieval-Augmented Generation, Agentic Workflows, AI Workflows, AI Orchestration, Responsible AI, AI Security, AI Integrations, Model Deployment, Context Engineering, Context Management, Healthcare Ethics, Patient Communication
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Keyword Research, Search Engine Optimization, Content Creation, Competitive Analysis, Web Analytics and SEO, Data Ethics, Search Engine Marketing, ChatGPT, Content Performance Analysis, Artificial Intelligence, Marketing, Marketing Materials, Business Strategy, Digital Marketing, Marketing Strategy and Techniques, Digital Media Strategy, Content Marketing, Market Research, Business Ethics, Product Strategy
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Database Design, Relational Databases, SQL, Database Management, Query Languages, Database Theory, Database Development, Data Management, Database Management Systems, Databases, Database Architecture and Administration, Database Systems, Data Integrity, Oracle Databases, Data Modeling, Data Access, Data Analysis, Data Manipulation, Data Structures, User Accounts
Intermediate · Specialization · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prompt Engineering, Generative AI Agents, Responsible AI, Google Gemini, Retrieval-Augmented Generation, Generative AI, Gemini, Generative Model Architectures, Prompt Patterns, Google Workspace, AI Product Strategy, AI Security, AI Workflows, Google Cloud Platform, Large Language Modeling, Agentic systems, Customer experience improvement, Artificial Intelligence, Cloud Computing, Collaboration
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Amazon S3, Amazon Web Services, SQL, Extract, Transform, Load, Data Quality, Cloud Engineering, Data Pipelines, Version Control, Data Modeling, Data Storage, Cloud Storage, Git (Version Control System), Data Management, Query Languages, Data Storage Technologies, Data Processing, Cloud Security, AWS Identity and Access Management (IAM), Data Security, Big Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Development Environment, Integrated Development Environments, Program Development, Web Development Tools, JavaScript Frameworks, Code Reusability, Javascript, Front-End Web Development, Model View Controller, Web Development
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft SQL Servers, Database Development, Database Management Systems, Relational Databases, Transact-SQL, Database Architecture and Administration, Data Analysis, Analytics, Data Import/Export, Scripting
Beginner · Course · 3 - 6 Months

The Chinese University of Hong Kong
Skills you'll gain: Operations Research, Model Optimization, Mathematical Modeling, Functional Design, Mathematical Software, Computational Thinking, Algorithms
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Relational Databases, Database Systems, Database Theory, Database Management, Databases, Query Languages, Data Integrity, Transaction Processing
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Web Scraping, Restful API, Network Protocols, JSON, Extensible Markup Language (XML), Web Services, Data Access, TCP/IP, Application Programming Interface (API), Hypertext Markup Language (HTML), Python Programming, Software Installation
Mixed · Course · 1 - 3 Months