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.

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Web Services, NoSQL, Database Management, Query Languages, JSON, Data Storage, Disaster Recovery, Data Manipulation, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Security, Google Cloud Platform, Cloud Computing Architecture, Network Planning And Design, Technical Design, System Implementation, System Configuration, Cloud Computing, Solution Architecture, Identity and Access Management, Solution Design, Test Planning, Cloud Storage, Scalability
Advanced · Course · 1 - 3 Months

Skills you'll gain: Blockchain, User Interface (UI), Bootstrap (Front-End Framework), User Interface (UI) Design, Development Environment, Front-End Web Development, Debugging, Web Development Tools, Full-Stack Web Development, Animations, Web Applications, FinTech, Application Development, Javascript, Emerging Technologies, Virtual Machines, Software Testing, Software Development Tools, Computer Programming Tools, Program Development
Intermediate · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Search Engine Optimization, Web Analytics, Semantic Web, Performance Metric, Digital Marketing, Algorithms, Personalized Service, Text Mining, User Feedback, Natural Language Processing, User Research, Data Structures
Intermediate · Course · 3 - 6 Months

Skills you'll gain: API Gateway, Microservices, Restful API, Node.JS, Application Programming Interface (API), Software Architecture, Systems Architecture, Service Oriented Architecture, Software Development, Software Engineering, Back-End Web Development
Mixed · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Microsoft Excel, Excel Macros, Excel Formulas, Data Validation, Data Modeling, Spreadsheet Software, Verification And Validation, Financial Modeling, Data Integrity, Automation
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, AI Orchestration, LLM Application, OpenAI API, Java Programming, AI Workflows, Agentic systems, Generative AI, Prompt Patterns, Prompt Engineering, Large Language Modeling, Document Management, Secure Coding, Business Logic, Open Web Application Security Project (OWASP), Middleware, Plan Execution, Software Design Patterns, Persona Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Advertising, Social Media Marketing, Social Media Content, Social Media Strategy, Social Media, Instagram, Marketing, Content Creation, Graphic Design, Graphic and Visual Design Software, Graphic and Visual Design
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Transfer Learning, Data Preprocessing, Hugging Face, Model Evaluation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Storage, Hybrid Cloud Computing, Cloud Security, Virtual Networking, Multi-Cloud, Business Continuity, Disaster Recovery, Data Governance, Virtual Private Networks (VPN), Load Balancing, Database Management, IBM Cloud, Architectural Design, Planning
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Lean Methodologies, Six Sigma Methodology, Failure Mode And Effects Analysis, Lean Six Sigma, Process Optimization, Quality Improvement, Process Improvement, Quality Management, Process Mapping, Operational Efficiency, Continuous Improvement Process, Product Quality (QA/QC), Waste Minimization, Key Performance Indicators (KPIs), Root Cause Analysis, Product Development, Risk Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Learning Management Systems, Instructional Design, Test Tools, Education Software and Technology, Design, Leadership
Intermediate · Guided Project · Less Than 2 Hours