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.

Northeastern University
Skills you'll gain: Software Quality Assurance, Test Automation, Usability Testing, Quality Assurance, Software Testing, Usability, Test Tools, Software Development Life Cycle, Selenium (Software), Acceptance Testing, Test Script Development, Back-End Web Development, API Testing, Test Case, User Experience Design, Human Computer Interaction, Functional Testing, Cloud Computing, Database Management Systems, Leadership
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Data Preprocessing, Model Deployment, Risk Modeling, Logistic Regression, Statistical Analysis, Performance Metric
Mixed · Course · 1 - 4 Weeks

SAE Institute México
Skills you'll gain: Unreal Engine, Animation and Game Design, 3D Modeling, Game Design, Animations, Video Game Development, Blueprinting, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, Information Systems Security, Cybersecurity, Systems Development Life Cycle, Emerging Technologies, Software Development Life Cycle, Prototyping, Wireless Networks, PIC Microcontrollers, Information Privacy, Safety and Security, Risk Management Framework, Field-Programmable Gate Array (FPGA), Electrical Wiring, Power Electronics, Electric Power Systems, Electrical Equipment, Basic Electrical Systems, Microarchitecture, Electrical Power
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Specialized Accounting, Accounting Records, Cost Estimation
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Random Forest Algorithm, Decision Tree Learning, Data Preprocessing, Applied Machine Learning, Jupyter, Classification Algorithms, Java, Sampling (Statistics), Feature Engineering, Model Evaluation, Supervised Learning, Predictive Modeling, Machine Learning, Learning Styles, Program Evaluation, Program Implementation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Order Management, Responsive Web Design, Web Applications, JavaScript Frameworks, React.js, Payment Processing, Authentications, User Interface (UI), Data Validation, Dashboard, Database Development, Data Integrity, User Accounts, Product Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Instagram, Social Media, Social Media Content, Photo Editing, Graphic and Visual Design Software, Graphic and Visual Design, Social Media Marketing, Content Creation, Advertising Campaigns, Marketing Materials, Branding, Content Marketing, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: Virtual Reality, Virtual Environment, 3D Assets, Augmented and Virtual Reality (AR/VR), 3D Modeling, Animation and Game Design, Interaction Design, Content Creation, Experience Design, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: CI/CD, Jenkins, Kubernetes, Docker (Software), Devops Tools, DevOps, Continuous Integration, Containerization, Application Deployment, Cloud Deployment, GitHub, Version Control, System Configuration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache, PHP (Scripting Language), Web Development, Development Testing, Web Servers, Full-Stack Web Development, Development Environment, Server Side, Web Applications, HTML and CSS, Email Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Clinical Documentation, Responsible AI, Agentic Workflows, Healthcare Project Management, Data Governance, AI Security, Clinical Research, Regulatory Compliance, Data Validation, Health Informatics, Artificial Intelligence, Agentic systems, Data Ethics, Clinical Data Management, Automation, Decision Support Systems
Intermediate · Course · 1 - 4 Weeks