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.

Simplilearn
Skills you'll gain: User Flows, UI Components, Figma (Design Software), User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Interaction Design, User Experience Design, Usability, Prototyping, Animations
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Collaborative Software, Meeting Facilitation, Virtual Teams, Telecommuting, Experience Design, Business Process Management, Virtual Environment
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Process Mapping, Process Analysis, Web Analytics, Dashboard, Process Design, Customer experience improvement, Driving engagement, Process Improvement and Optimization, User Feedback, Marketing Analytics, Customer Insights, Customer Analysis, Key Performance Indicators (KPIs), Analysis, Business Metrics, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Traffic Flow Optimization, Construction Inspection, Building Codes, Construction Engineering, Construction, Construction Management, Civil Engineering, Stormwater Management, Civil and Architectural Engineering, Structural Engineering, Hydrology, Engineering Practices, Hydraulics, Structural Analysis, Materials science, Engineering Plans And Specifications, Laboratory Testing, Engineering Software, Engineering Design Process, Plant Operations and Management
Advanced · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Web Content Accessibility Guidelines, Learning Management Systems, Instructional Design, Disabilities, Visual Impairment Education, Document Management, Technical Communication, Microsoft Office, Image Analysis
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Serverless Computing, Amazon Web Services, Amazon CloudWatch, Amazon Elastic Compute Cloud, Cloud Management, Load Balancing, Amazon S3, AWS Identity and Access Management (IAM), Cloud Computing Architecture, Cloud Applications, System Monitoring, API Gateway, Scalability, Cloud Storage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Integration Testing, Docker (Software), Java, Cloud Deployment, Containerization, Software Design Patterns, Microservices
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AutoCAD, Technical Drawing, Architectural Drawing, Engineering Documentation, Engineering Drawings, Geometric Dimensioning And Tolerancing, Electrical Equipment, Electrical Systems, Electrical Wiring, Architectural Design, Civil and Architectural Engineering, Electrical Power, Computer-Aided Design, Building Design, Drafting and Engineering Design, Building Codes, Blueprint Reading, AutoCAD Civil 3D, Basic Electrical Systems, Schematic Diagrams
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Virtual Environment, Unreal Engine, 3D Assets, Augmented and Virtual Reality (AR/VR), Video Game Development, Game Design, Conceptual Design, Animation and Game Design, Image Quality, Performance Tuning, Ideation, Layout Design, Design Elements And Principles, Creativity
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Tool Calling
Beginner · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Software Systems, Systems Architecture, Systems Design, Hardware Architecture, Software Architecture, System Programming, Real Time Data, System Requirements, Linux
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Field-Programmable Gate Array (FPGA), Electronic Systems, Hardware Design, Application Specific Integrated Circuits, Electronics Engineering, Serial Peripheral Interface, Computational Logic, Electrical Engineering, Computer Architecture, Schematic Diagrams, Semiconductors, Electronic Hardware, Electronics, Electronic Components, Internet Of Things, Embedded Systems, Theoretical Computer Science, Electrical and Computer Engineering, Diagram Design, Programmable Logic Controllers
Intermediate · Specialization · 3 - 6 Months