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.

Edureka
Skills you'll gain: AI Security, Responsible AI, Data Ethics, LLM Application, Generative AI, Google Gemini, Artificial Intelligence, Cloud Security, Governance Risk Management and Compliance, Cyber Security Strategy, Security Strategy, Artificial Intelligence and Machine Learning (AI/ML), Computer Security Awareness Training, Network Security, Security Management, Cyber Attacks, Cyber Security Policies, Natural Language Processing, Risk Management, Supply Chain
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Culture Transformation, Innovation, Organizational Change, Business Transformation, Strategic Leadership, Strategic Planning, Business Communication, Change Management, Organizational Leadership, Organizational Structure, Business Planning, Competitive Analysis, Business Writing, Leadership, Business Analysis, Business Strategy, Presentations, Financial Analysis, Project Planning, Financial Planning
Build toward a degree
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Platform As A Service (PaaS), Containerization, Serverless Computing, Cloud Platforms, Docker (Software), Cloud Management, Cloud Computing Architecture, Cloud Computing, Information Management, Cloud Infrastructure, Cloud Security, Cloud Deployment, Application Deployment, Model Deployment, DevOps, Amazon Web Services, Data Management, Database Management Systems, Microservices, Machine Learning
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Training and Development, Developing Training Materials, Training Programs, Responsible AI, Human Resources Management and Planning, Human Resource Strategy, Human Resources, Generative AI Agents, Employee Training, Employee Performance Management, Employee Engagement, AI Personalization, Employee Surveys, Performance Review, Performance Management, Performance Analysis, Artificial Intelligence and Machine Learning (AI/ML), Survey Creation, Data Analysis, Surveys
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Exploratory Data Analysis, Data Storytelling, Dashboard, Data Presentation, Data Analysis, Data Literacy, No-Code Development, Data Science, Predictive Modeling, Data Ethics, Data Capture, Data Modeling, Data Processing, Data Transformation, Data Integrity, Data Cleansing, Applied Machine Learning, Data Governance, Data Collection, Data Integration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, Data Management, Database Design, SQL, Databases, Database Administration, Query Languages, Database Architecture and Administration, Data Integrity, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design, Java Platform Enterprise Edition (J2EE), Data Validation, Web Applications, Scripting, Javascript and jQuery, Web Development, Android Development, Hypertext Markup Language (HTML), Middleware, Model View Controller, Hibernate (Java), Visualization (Computer Graphics), Interoperability, Java, Cascading Style Sheets (CSS), Mobile Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: API Testing, Cucumber (Software), Behavior-Driven Development, JSON, Restful API, Application Programming Interface (API), Test Tools, Test Case, JUnit, Security Testing, Test Script Development, Test Data, Test Automation, Apache Maven, Authentications, Development Environment, Authorization (Computing)
Mixed · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Model View Controller, Test Driven Development (TDD), Restful API, Vue.JS, Full-Stack Web Development, Frontend Integration, Web Applications, Unit Testing, Server Side, Javascript, HTML and CSS, Cascading Style Sheets (CSS), User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Amazon S3, Authorization (Computing), Role-Based Access Control (RBAC), Authentications, Single Sign-On (SSO), User Accounts, Data Security, Multi-Factor Authentication, Encryption
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Game Design, Video Game Development, Animations, Graphics Software, No-Code Development, Development Environment, Scripting
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Telehealth, Teamwork, Patient Communication, Collaboration, Health Technology, Health Care, Patient Coordination, Communication, Patient Education And Counseling, Patient-centered Care, Patient Treatment, Patient Flow, Primary Care, Health Systems
Beginner · Course · 1 - 4 Weeks