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: Application Programming Interface (API), AI Integrations, Restful API, ChatGPT, Generative AI, OpenAI API, JSON, Full-Stack Web Development, Application Deployment, Secure Coding, LLM Application, User Interface (UI), Python Programming, User Interface (UI) Design, Application Development, Back-End Web Development, Debugging
★ 3.6 (14) · Intermediate · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Web Development Tools, Web Design and Development, Web Design, Semantic Web, Web Content, Web Development
★ 4.7 (6) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: User Interface (UI), Embedded Software, Embedded Systems, Prototyping, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Usability, Interaction Design, Real-Time Operating Systems, Hypertext Markup Language (HTML), Internet Of Things, jQuery, Telecommunications, Artificial Intelligence and Machine Learning (AI/ML)
★ 3.7 (7) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Product Roadmaps, Cross-Functional Collaboration, Product Development, Cross-Functional Team Leadership, Team Building, Process Development, Collaboration, Meeting Facilitation, Teamwork, Empathy, Team Management, Drive Engagement, Team Leadership, Team Collaboration, Rapport Building, Product Planning, Discussion Facilitation, Leadership Studies, Business Priorities, Goal Setting
★ 4.7 (20) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), CI/CD, Model View Controller, User Acceptance Testing (UAT), Continuous Integration, Cucumber (Software), Postman API Platform, Ansible, Software Testing, OAuth, Web Development Tools, Behavior-Driven Development, Application Performance Management, Prometheus (Software), Authentications, Test Driven Development (TDD), Package and Software Management, Cloud API, Javascript, Software Engineering
★ 4 (58) · Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Pay Per Click Advertising, Search Engine Marketing, Customer Retention, Digital Marketing, Paid media, Search Engine Optimization, Online Advertising, Keyword Research, Conversion Funnel Analysis, Digital Marketing Campaigns, Digital Advertising, Marketing Strategy and Techniques, Content Optimization, Marketing, Customer Acquisition Management, Customer Engagement, Lead Generation, Target Audience, Target Market
★ 4.7 (117) · Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: GitHub, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, Git (Version Control System), HTML and CSS, Web Design and Development, Web Development, Web Development Tools, Web Design, Front-End Web Development, Web Content Accessibility Guidelines, Debugging, Semantic Web, Web Analytics and SEO, Command-Line Interface
★ 4.5 (16) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, Containerization, AWS CloudFormation, Infrastructure as Code (IaC), Amazon CloudWatch, CI/CD, Kubernetes, Cloud Deployment, Cloud-Native Computing, Cloud Infrastructure, Application Deployment, Serverless Computing, Software Development Life Cycle, Systems Development Life Cycle, Configuration Management, Disaster Recovery, Continuous Deployment, Amazon Elastic Compute Cloud, DevOps, API Gateway
★ 4.4 (32) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: IT Security Architecture, Threat Modeling, Application Security, Cloud Deployment, Cloud Computing Architecture, Cloud Computing, Cloud Services, Security Engineering, Cloud Security, Systems Architecture, Security Controls, Software As A Service, Infrastructure As A Service (IaaS), Computer Security, Data Security, Platform As A Service (PaaS), Data Integrity
★ 5 (13) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Database Management Systems, NoSQL, Database Design, Systems Architecture, Transaction Processing
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Copywriting, Social Media Content, Content Creation, Social Media, Social Media Marketing, Instagram, Visual Storytelling, Brand Strategy, Storytelling, Branding, Graphic Design, Graphic and Visual Design, Social Impact, Software Development Tools, Build Tools, Social Work, Time Management
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Robotics, Robotic Process Automation, Simulation and Simulation Software, System Programming, C++ (Programming Language), Development Environment, Software Visualization, Hardware Design, Electronic Hardware
Beginner · Course · 3 - 6 Months