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: Infrastructure as Code (IaC), Amazon Web Services, Amazon DynamoDB, Database Design, System Design and Implementation, Systems Design, Software Architecture, Systems Architecture, Database Management Systems, Application Design, Databases, Database Administration, Solution Architecture, Database Architecture and Administration, Database Management, Data Architecture, Event-Driven Programming, Cloud Computing Architecture, Cloud Applications, Relational Databases
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: React Native, Mobile Development, Responsive Web Design, Docker (Software), Azure DevOps, Restful API, Cross Platform Development, Azure DevOps Pipelines, Microservices, Containerization, User Interface and User Experience (UI/UX) Design, DevOps, ASP.NET, UI/UX Strategy, Secure Coding, iOS Development, Development Testing, Mobile Development Tools, CI/CD, Version Control
Intermediate · Specialization · 1 - 3 Months

Epic Games
Skills you'll gain: Unreal Engine, User Interface (UI), User Interface (UI) Design, UI Components, Game Design, Video Game Development, User Interface and User Experience (UI/UX) Design, Code Reusability, User Experience, Programming Principles, Mockups
Beginner · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Combinatorics, Algorithms, Theoretical Computer Science, Mathematical Theory & Analysis, Data Structures, Advanced Mathematics, Mathematical Modeling, Probability, Applied Mathematics, Calculus
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Infographics, Presentations, Data Visualization, Document Management, Business Communication
Beginner · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Spatial Analysis, ArcGIS, Geospatial Information and Technology, Geographic Information Systems, Geospatial Mapping, GIS Software, Data Quality, Data Mapping, Data Modeling, Database Design, Data Storage Technologies, Data Management, Data Storage, Data Sharing, Data Manipulation, Data Capture, Relational Databases, Query Languages, Analytics
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Structural Analysis, Building Codes, Structural Engineering, Civil Engineering, Engineering Analysis, Simulation and Simulation Software, Engineering Practices, Drafting and Engineering Design, Design Specifications, Engineering Design Process, Engineering Calculations, Planning
Intermediate · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Clinical Trials, Clinical Research, Clinical Research Ethics, Informed Consent, Biostatistics, Science and Research, Patient Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Electronic Systems, Electronics Engineering, Electronics, Electrical Engineering, Hardware Design, Electrical and Computer Engineering, Computer-Aided Design, Electronic Components, Design Software, Electrical Systems, Engineering Design Process, Schematic Diagrams, Simulation and Simulation Software, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Agentic Workflows, Journey Mapping, Google Gemini, AI Product Strategy, AI Workflows, Generative AI Agents, Agentic systems, Gemini, User Flows, Value Engineering, No-Code Development, Prioritization, Strategic Prioritization, Business Priorities, Prototyping, Retail Sales, Retail Store Operations
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Electrical Wiring, Wire Harnesses, Engineering Documentation, Schematic Diagrams, Diagram Design, Engineering Drawings, Electrical Systems, Blueprint Reading, Drafting and Engineering Design, Document Management, Software Documentation, Design Software, Computer-Aided Design, Technical Communication, Electrical Equipment, Technical Standard, Analysis
Intermediate · Course · 1 - 4 Weeks