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.

SkillsBooster Academy
Skills you'll gain: ChatGPT, Prompt Engineering, Prompt Patterns, Email Automation, Infographics, OpenAI, AI literacy, Multimodal Prompts, Generative AI, Generative AI Agents, Research, AI Workflows, Content Creation, Context Engineering, Planning, Document Management, Time Management, Social Media Content, Project Documentation, Image Analysis
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Django (Web Framework), Ajax, jQuery, Model View Controller, Cascading Style Sheets (CSS), Javascript and jQuery, Hypertext Markup Language (HTML), JSON, HTML and CSS, Linux, Linux Commands, Application Development, Back-End Web Development, Database Application, Web Development, Cloud Deployment, Web Applications, Application Deployment, Javascript, SQL
★ 4.7 (2.5K) · Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Research Design, Program Evaluation, Science and Research, Health Policy, Clinical Research, Experimentation, Research Methodologies, Qualitative Research, Clinical Trials, Research, Quantitative Research, Public Health, Case Studies, Performance Measurement, Health Systems, Data Collection, Decision Making, Community Health, Stakeholder Engagement
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data-Driven Decision-Making, Predictive Modeling, Social Media Analytics, Predictive Analytics, Marketing, Social Network Analysis, Customer Analysis, Data Analysis Software, Data Ethics, Data Warehousing, Customer Insights, Data Science, Digital Analysis, Case Studies, Blockchain, Consumer Behaviour, Marketing Strategy and Techniques, Data Integrity, Image Analysis, Machine Learning
★ 4.5 (3.8K) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Generative AI Agents, Model Deployment, LLM Application, Agentic Workflows, Multimodal Prompts, Prompt Engineering, Agentic systems, Artificial Intelligence, Application Deployment, Test Case, Application Performance Management, Testability, System Design and Implementation, Application Development, API Design, Containerization, System Monitoring, Docker (Software), Software Testing, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Technical Communication, Technical Writing, Technical Documentation, Presentations, Data Storytelling, Stakeholder Communications, Data Visualization, Storytelling, Business Communication, Cross-Functional Collaboration, Cross-Functional Team Leadership, Persuasive Communication, Writing, Communication, Strategic Communication, Stakeholder Engagement, Communication Strategies, Visual Design, Information Architecture, Graphic and Visual Design
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Java, Code Reusability, Maintainability, Programming Principles, Computer Programming, Application Development, Android Development, Memory Management
★ 4.4 (35) · Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Cost Estimation, Project Scoping, Communication Planning, Cost Management, Engineering Management, Scope Management, Project Estimation, Project Schedules, Earned Value Management, Team Management, Quality Assurance, Stakeholder Management, Team Performance Management, Risk Management, Organizational Structure, Project Documentation, Stakeholder Engagement, Project Management, Procurement, Planning
★ 4.7 (4.9K) · Beginner · Specialization · 3 - 6 Months

Stanford Online
Skills you'll gain: Physics, European History, Verification And Validation, Scientific Methods, electromagnetics, Research, Experimentation, Mechanics, Global Positioning Systems
★ 4.9 (3.2K) · Beginner · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Leadership, Negotiation, Organizational Leadership, Teamwork, Leadership Development, Leadership and Management, Team Management, Team Building, Organizational Structure, People Development, Collaboration, Team Performance Management, Professional Development, Employee Coaching, Personal Development
★ 4.8 (3.5K) · Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Magnetic Resonance Imaging, Neurology, Medical Imaging, Anatomy, Radiology, Experimentation, Research Design, Psychology, Image Analysis, Hemodynamics, Medical Terminology, Biochemistry
★ 4.7 (2.3K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Control Systems, Machine Controls, Plant Operations and Management, Automation Engineering, System Monitoring, Pump Stations, Electric Power Systems, Mechanical Engineering, Manufacturing Operations, Process Control, Thermal Management, Manufacturing and Production, Equipment Design, Engineering Tolerance, Manufacturing Processes, Engineering, Scientific, and Technical Instruments, Energy and Utilities, Chemical Engineering, Continuous Monitoring, Electrical Power
Intermediate · Specialization · 3 - 6 Months