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.

Coursera
Skills you'll gain: Image Analysis, Data Analysis Software, Data Analysis, Scientific Visualization, Histogram, Analysis, Exploratory Data Analysis, Software Installation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Team Leadership, Virtual Teams, Delegation Skills, Leadership and Management, Employee Training, Training Programs, Professional Development, Leadership, Project Management, Key Performance Indicators (KPIs), Business Metrics
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Generative AI Agents, Email Automation, Vibe coding, Agentic Workflows, Agentic systems, AI Workflows, AI Orchestration, Sales Process, Marketing Automation, HubSpot CRM, Sales Enablement, Sales Pipelines, Software As A Service, Sales Development, Lead Generation, Business Development, Prompt Engineering, New Business Development, Application Deployment, Campaign Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Newsletters, Target Audience, Email Marketing, Communication Strategies, Marketing Communications, Marketing Materials, Campaign Management, Testability, Digital Marketing, Registration, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Azure, Zero Trust Network Access, Disaster Recovery, Virtual Networking, Data Migration, Cloud Computing Architecture, Network Architecture, Infrastructure As A Service (IaaS), Cloud Security, Data Storage Technologies, Hybrid Cloud Computing, Firewall, Virtual Private Networks (VPN), Platform As A Service (PaaS), Load Balancing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, Secure Coding, Security Testing, Open Web Application Security Project (OWASP), Vulnerability, Software Testing, Computer Security, Vulnerability Management, Data Security, Security Strategy, Unit Testing, Human Factors (Security), Application Design, Information Privacy, Computer Programming, Python Programming, Node.JS, Javascript, Design Strategies, JavaScript Frameworks
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Responsible AI, AI Personalization, Data Ethics, Personally Identifiable Information, Information Privacy, Persona (User Experience), User Research, Multimodal Prompts, Diversity and Inclusion, User Experience Design, Usability, Artificial Intelligence, Accountability, Ethical Standards And Conduct, User Centered Design, Empathy & Emotional Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Image Analysis, Convolutional Neural Networks, Model Evaluation, Applied Machine Learning, Deep Learning, Computer Vision, Artificial Neural Networks, Data Preprocessing, Data Processing, Regression Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Middleware, .NET Framework, Restful API, Application Programming Interface (API), C# (Programming Language), API Design, Databases, Performance Tuning, Data Persistence, Web Development, Microservices, Scalability, Development Environment, Web Applications, Unit Testing, Data Validation, Web Analytics, Application Security
Intermediate · Course · 3 - 6 Months
Skills you'll gain: CI/CD, Hardware Design, Continuous Integration, Continuous Deployment, Devops Tools, Electronic Hardware, Embedded Software, Continuous Delivery, Test Automation, Software Development Tools, Automation, Verification And Validation, YAML, Process Optimization
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Hibernate (Java), Performance Tuning, Software Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Istio, Microservices, Containerization, Docker (Software), Kubernetes, Application Deployment, Software Architecture, Cloud-Native Computing, Systems Architecture, Service Oriented Architecture, Application Performance Management, Performance Tuning, Scalability
Intermediate · Course · 1 - 4 Weeks