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.

Maven Analytics
Skills you'll gain: Unsupervised Learning, Model Evaluation, Regression Analysis, Exploratory Data Analysis, Applied Machine Learning, Time Series Analysis and Forecasting, Data Analysis, Classification Algorithms, Statistical Analysis, Data Science, Data Preprocessing, Data Mining, Machine Learning, Predictive Modeling, Machine Learning Algorithms, Customer Analysis, Supervised Learning, Histogram, Data Quality, Business Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Marketing Materials, Promotional Materials, Graphic Design, Advertising, Organizational Skills, Design, Marketing Design, Target Audience, Design Elements And Principles, Marketing, Social Media Content, Business
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Extensible Markup Language (XML), Ansible, Infrastructure as Code (IaC), JSON, Kubernetes, Cloud-Native Computing, DevOps, Microsoft Visual Studio, Python Programming
Advanced · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Frontend Performance, Usability, Web Design and Development, User Interface (UI), Usability Testing, Animations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Data Structures, Algorithms, Web Development Tools, Javascript, Pseudocode, Development Environment, Integrated Development Environments, Computer Programming, Application Programming Interface (API), Debugging, HTML and CSS, Object Oriented Programming (OOP), Computational Thinking, Performance Tuning, Solution Design
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Customer Analysis, Regional Sales, Sales, Data Analysis Software, Data Analysis, Query Languages, Trend Analysis, Databases, Customer Insights, Performance Analysis, Market Opportunities, Product Assortment
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Flask (Web Framework), Model View Controller, Back-End Web Development, Hypertext Markup Language (HTML), Python Programming
Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Telehealth, Teamwork, Patient Communication, Collaboration, Health Technology, Health Care, Patient Coordination, Communication, Patient Education And Counseling, Patient-centered Care, Patient Treatment, Patient Flow, Primary Care, Health Systems
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Responsible AI, AI Security, LLM Application, Threat Detection, Threat Modeling, Cyber Threat Intelligence, Cyber Threat Hunting, Generative AI Agents, Agentic Workflows, Agentic systems, Cyber Governance, Incident Response, Cyber Security Strategy, Data Ethics, Cyber Operations, AI Orchestration, Cybersecurity, Cyber Security Assessment, Risk Mitigation, Technology Strategies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Development Methodologies, Development Environment, Software Development, Application Programming Interface (API), Version Control, Software Design Patterns, JSON, Network Engineering, Software Development Tools, Restful API, Virtualization and Virtual Machines, Web Applications, TCP/IP, YAML, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Khalifa University
Skills you'll gain: AI Enablement, Feature Engineering, Responsible AI, Data Preprocessing, Strategic Decision-Making, Business Leadership, Data-Driven Decision-Making, Data Ethics, Business Analytics, Natural Language Processing, Large Language Modeling, Artificial Intelligence, Predictive Analytics, Advanced Analytics, Governance, Data Governance, Systems Integration, Business Ethics, Workflow Management, Applied Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Budgets, Performance Analysis, Marketing, Marketing Effectiveness, Marketing Planning, Marketing Strategies, Marketing Management, Global Marketing, Plan Execution, Brand Management, Campaign Management, Competitive Analysis, Market Analysis, Brand Awareness, Marketing Strategy and Techniques, Product Strategy, Case Studies, Digital Marketing, Branding, Business
Beginner · Specialization · 3 - 6 Months