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.

Indian Institute of Science
Skills you'll gain: Semiconductors, Electronics, Electronic Hardware, Biomedical Technology, Hardware Design, Materials science, Mechanical Design, Manufacturing Processes, Communication Systems, Laboratory Equipment, Process Engineering, Laboratory Testing, 3D Modeling, Analytical Testing
★ 4.9 (21) · Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction, General Construction and Construction Labor, Construction Engineering, Building Codes, Construction Management, Building Information Modeling, Construction Estimating, Cost Estimation, Architecture and Construction, Drafting and Engineering Design, Structural Engineering, Blueprint Reading, Assembly Drawing, Engineering Drawings, Civil and Architectural Engineering, Construction Inspection, Safety Standards, Engineering Practices, Visualization (Computer Graphics), Failure Analysis
★ 4.8 (25) · Advanced · Specialization · 1 - 3 Months
Coursera
Skills you'll gain: Simulation and Simulation Software, Engineering Analysis, Simulations, 3D Modeling, Mechanical Engineering, Engineering Design Process, Computer-Aided Design, Thermal Management, Numerical Analysis, Computational Thinking, Scientific Visualization, Software Design, Mechanics, Analytics, Physics, Differential Equations, Computer Systems
Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Laboratory Research, Laboratory Experience, Science and Research, Scientific Methods, Experimentation, Molecular Biology, Research Design, Biology, Biotechnology, Laboratory Equipment, Specimen Preparation, Life Sciences, Cell Biology, Verification And Validation
★ 4.8 (9) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Prompt Engineering, Prompt Patterns, Retrieval-Augmented Generation, LLM Application, Generative AI Agents, AI Workflows, LangChain, Model Context Protocol, Vector Databases, AI Orchestration, Agentic Workflows, Tool Calling, LangGraph, Large Language Modeling, Agentic systems, Embeddings, Model Deployment, AI Integrations, Artificial Intelligence, Application Performance Management
★ 2.3 (8) · Intermediate · Specialization · 1 - 3 Months
MathWorks
Skills you'll gain: Plot (Graphics), Scripting, Matlab, Data Manipulation, Mathematical Modeling, Data Analysis, Data Visualization, Statistical Methods, Data Visualization Software, Descriptive Statistics, Interactive Data Visualization, Data Access, Data Presentation, File I/O, Exploratory Data Analysis, Data Mapping, Data Cleansing, File Management, Technical Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), UI Components, Prototyping, Interactive Design, Interaction Design, User Experience, Motion Graphics, User Interface (UI), Responsive Web Design, Animations, User Interface (UI) Design, Typography, Design Software, Layout Design, Scalability
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Events and Conferences, Event Planning, Canva (Software), Event Management, Digital Content, Event Marketing, Content Creation, Graphic Design, Graphic and Visual Design Software, Graphic and Visual Design, Social Media Campaigns, Social Media, Product Design, Digital Marketing, Marketing Communications, Design Elements And Principles
★ 4 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: TCP/IP, Network Architecture, Network Routers, Networking Hardware, Network Planning And Design, General Networking, Network Security, Dynamic Host Configuration Protocol (DHCP), Network Infrastructure, Network Administration, Network Troubleshooting, Computer Networking, Network Engineering, Network Protocols, Network Switches, Scalability
★ 4.6 (17) · Beginner · Course · 3 - 6 Months

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, General Networking, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Cloud Technologies, Network Infrastructure, Hardening, Network Performance Management, Authentications
★ 4.5 (19) · Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Instructional and Curriculum Design, Instructional Strategies, Language Competency, Differentiated Instruction, English Language, Language Learning
★ 4.5 (92) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Keyword Research, Content Optimization, Search Engine Optimization, Web Analytics and SEO, Web Analytics, Content Performance Analysis
★ 4.4 (89) · Intermediate · Guided Project · Less Than 2 Hours