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.

L&T EduTech
Skills you'll gain: Construction Inspection, Construction, Engineering Plans And Specifications, Building Design, Structural Engineering, Structural Analysis, Architecture and Construction, Construction Engineering, Engineering Drawings, Industrial Engineering, Technical Drawing, Engineering Calculations
★ 4.9 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Scripting, Linux Administration, Linux Commands, Scripting Languages, Operating System Administration, Data Persistence, Bash (Scripting Language), Shell Script, Unix Shell, Systems Administration, IT Automation, Software Installation, Data Store, Command-Line Interface, Cloud Hosting, Object-Relational Mapping, YAML, System Programming, Python Programming
★ 4.8 (47) · Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Convolutional Neural Networks, Model Optimization, Artificial Neural Networks, Deep Learning, Machine Learning Algorithms, Machine Learning Methods, Model Training, Image Analysis, Machine Learning, Computer Vision, Model Evaluation, Algorithms
★ 4.2 (10) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Systems Architecture, Software Architecture, Software Design, System Design and Implementation, System Programming, Systems Analysis, Embedded Systems, Requirements Analysis, Operating Systems, Linux, System Requirements, Verification And Validation, Real Time Data, Performance Tuning, Application Performance Management, Performance Testing, System Monitoring, Systems Integration, Computer Vision
★ 3.8 (8) · Advanced · Course · 1 - 3 Months

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Agentic systems, Generative Model Architectures, Agentic Workflows, LangChain, Responsible AI, AI Security, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
★ 4.2 (19) · Beginner · Specialization · 1 - 3 Months

Sungkyunkwan University
Skills you'll gain: Recurrent Neural Networks (RNNs), Image Analysis, Convolutional Neural Networks, Computer Vision, Artificial Neural Networks, Natural Language Processing, Deep Learning, Machine Learning
★ 4.4 (40) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Student-Centred Learning, Instructional Strategies, Education and Training, Community Development, Instructional Design, Diversity Equity and Inclusion Initiatives, Collaboration, Time Management
★ 4.8 (35) · Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Employee Performance Management, Performance Management, Team Performance Management, Constructive Feedback, Management Training And Development, Performance Appraisal, Performance Review, Employee Coaching, People Management, Goal Setting, Performance Metric, Expectation Management, Coaching, Employee Engagement, Performance Measurement, Team Building, Drive Engagement, Collaboration, Accountability
★ 4.8 (62) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Web Design and Development, Front-End Web Development, Responsive Web Design, React.js, JavaScript Frameworks, Web Development, Frontend Integration, Application Frameworks, UI Components, User Interface (UI), Event-Driven Programming, Maintainability
★ 4.3 (10) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Surveys, Survey Creation, Sampling (Statistics), Quantitative Research, Science and Research, Research Methodologies, Data Analysis, Data Collection, Data Quality, Research Design, Data Transformation, Statistical Analysis, Data Literacy, Data Modeling, Data Validation, Statistical Methods, Mitigation
★ 4.7 (82) · Beginner · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Vibrations, Engineering Analysis, Engineering Calculations, Mathematical Modeling, Integral Calculus, Applied Mathematics, Differential Equations, Calculus, Physics
★ 4.7 (47) · Intermediate · Course · 1 - 3 Months