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.

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Server Side, Web Applications, Web Design and Development, Restful API, Data Persistence, Software Architecture
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Development Tools, Web Design, Web Language, Software Development Tools, Development Environment, Web Design and Development, Web Content Accessibility Guidelines, Front-End Web Development, Web Development, Web Content, Semantic Web, Integrated Development Environments, Typography
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Presentation, Interactive Data Visualization, Power BI, Data Storytelling, Data Visualization Software, Dashboard, Dashboard Creation, Business Reporting, Advanced Analytics, Compliance Reporting, Design Elements And Principles, User Experience
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Ajax, Javascript, Object Oriented Programming (OOP), JavaScript Frameworks, Frontend Integration, Application Programming Interface (API), JSON, Front-End Web Development, Web Development, Full-Stack Web Development, Web Applications, Frontend Performance, Web Development Tools, Object Oriented Design, Application Development, Build Tools, Program Development, Code Reusability, Debugging, Development Environment
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Legal Risk, Contract Management, Contract Review, Risk Mitigation, Contract Compliance, Procurement, Vendor Contracts, Purchasing, Technical Communication, Oral Expression, Decision Making, Verification And Validation, Case Studies, Strategic Decision-Making
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Generative AI, Generative Model Architectures, MLOps (Machine Learning Operations), Generative Adversarial Networks (GANs), Model Deployment, Model Evaluation, Microsoft Azure, Model Training, PyTorch (Machine Learning Library), Deep Learning, Time Series Analysis and Forecasting, Tensorflow, Image Analysis, Forecasting, Prototyping
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Goal Setting, Positivity, Personal Development, Self-Awareness, Optimism, Time Management, Empowerment, Human Centered Design, Habit Formation, Professional Development, Verbal Communication Skills
Beginner · Course · 1 - 3 Months

Skills you'll gain: Video Editing, Video Production, Marketing Materials, Content Creation, Marketing Design, Content Marketing, Photo/Video Production and Technology, Editing, Marketing, Storytelling, Multimedia, Branding, Generative AI, Artificial Intelligence
Intermediate · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Microsoft Azure, Cloud Computing, Virtual Machines, Cloud Infrastructure, Cloud Computing Architecture, Cloud Platforms, Cloud Services, Virtual Networking, Virtualization and Virtual Machines, Enterprise Application Management, Cloud Applications, Cloud Deployment, Infrastructure As A Service (IaaS), Application Deployment, Network Planning And Design, Virtual Private Networks (VPN), Cloud Management, Virtualization, Cloud Storage, Remote Access Systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Integrations, User Story, Prompt Engineering, No-Code Development, User Feedback, Technical Communication, Application Deployment, Performance Tuning, Data Wrangling, Version Control, Business Process Automation, DevSecOps, Site Reliability Engineering, Integration Testing, Application Security, Application Programming Interface (API), Agile Methodology, LLM Application, Data Integration, Scalability
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Electronics, Electronic Components, Basic Electrical Systems, Electronic Hardware, Electronics Engineering, Electronic Systems, Hardware Design, Electrical Engineering, Semiconductors, Power Electronics, Laboratory Experience, Hardware Troubleshooting, Laboratory Equipment, Engineering, Scientific, and Technical Instruments
Beginner · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), SonarQube, Threat Modeling, Secure Coding, Application Security, Security Testing, DevSecOps, Code Review, Maintainability, Vulnerability Scanning, Software Quality (SQA/SQC), Risk Mitigation, Software Quality Assurance, Security Engineering, MITRE ATT&CK Framework, Vulnerability Assessments, Cyber Security Assessment, Software Technical Review, Continuous Integration, Vulnerability Management
Intermediate · Specialization · 1 - 3 Months