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: Apache Spark, Scala Programming, Apache Hadoop, Apache Maven, Big Data, Apache, Real Time Data, Data Processing, Scalability, Data Structures, Live Streaming, Data Transformation, Object Oriented Programming (OOP), Systems Integration
★ 5 (9) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Node.JS, Authentications, Cloud Deployment, Middleware, MongoDB, Server Side, Back-End Web Development, Role-Based Access Control (RBAC), Application Deployment, Full-Stack Web Development, API Testing, Authorization (Computing), Redis, JavaScript Frameworks, JSON, Database Management, TypeScript, Javascript, Database Design, Debugging
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Adobe After Effects, Motion Graphics, Animations, Graphic and Visual Design, Adobe Photoshop, Post-Production, Photo/Video Production and Technology, Visual Storytelling, AI powered creativity, Spatial Analysis
★ 5 (15) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Multimodal Prompts, Prompt Engineering, AI Orchestration, AI Workflows, Generative AI, AI Integrations, Microsoft Azure, OpenAI API, Prompt Patterns, Image Analysis, Artificial Intelligence, Computer Vision, Model Optimization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Program Development, Mockups, Test Script Development, Development Testing, Software Testing, Test Case
★ 4.4 (9) · Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Digital Marketing Tools, Google Ads, Google Analytics, Keyword Research, Digital Marketing, Content Optimization, User Experience
★ 4.1 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Excel Macros, Microsoft Excel, Excel Formulas, Spreadsheet Software, Data Entry
★ 4.5 (10) · Beginner · Guided Project · Less Than 2 Hours

Imperial College London
Skills you'll gain: Augmented and Virtual Reality (AR/VR), Education Software and Technology, Augmented Reality, Display Devices, Virtual Reality, Digital pedagogy, Health Technology, Clinical Practices, Virtual Environment, Healthcare Project Management, Emerging Technologies, Business Systems Analysis, Innovation, User Centered Design, Project Planning, Critical Thinking
★ 4.9 (7) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Application Programming Interface (API), API Gateway, GraphQL, API Design, Restful API, OAuth, Software Documentation, Authentications, Debugging, Real Time Data, Authorization (Computing)
★ 4.9 (7) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, Web Development Tools, User Interface (UI), Web Design and Development, HTML and CSS, User Interface and User Experience (UI/UX) Design, Front-End Web Development, Web Design, Cascading Style Sheets (CSS), JavaScript Frameworks, Javascript, Bootstrap (Front-End Framework), Web Frameworks, React.js, Web Development, Hypertext Markup Language (HTML), Semantic Web
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Amazon Web Services, Amazon DynamoDB, Containerization, Amazon Elastic Compute Cloud, AWS CloudFormation, Continuous Integration, Amazon S3, Cloud Applications, Data Security, User Accounts, Load Balancing, Amazon CloudWatch, Security Controls, Encryption, DevOps, AWS Kinesis, Virtual Machines, Virtualization and Virtual Machines
★ 4.7 (10) · Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Data Modeling, Python Programming, Object Oriented Programming (OOP), Data Persistence, Context Management, Object Oriented Design, Data Structures, Memory Management
Intermediate · Course · 1 - 3 Months