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.

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Planning, Debugging, Browser Compatibility, Performance Testing, Security Testing, Software Testing, System Testing, Test Script Development, Behavior-Driven Development, API Testing, Code Coverage, Integration Testing, Test Case, Test Automation, Test Tools, Development Environment, Code Review, Continuous Delivery
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Email Automation, Email Marketing, Target Audience, Copywriting, Marketing Automation, Marketing Materials, Customer Analysis, Campaign Management, HubSpot CRM, User Experience, Customer Engagement, Workflow Management, Marketing Communications, Content Creation, Stakeholder Communications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, A/B Testing, Classification And Regression Tree (CART), Dashboard, Model Evaluation, Model Deployment, Data-Driven Decision-Making, Risk Analysis, Histogram, Statistical Inference, Strategic Decision-Making, Data Presentation, Predictive Modeling, Statistical Hypothesis Testing, Risk Mitigation, Regression Analysis, Data Visualization, MLOps (Machine Learning Operations), Decision Tree Learning, Keras (Neural Network Library)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Shiny (R Package), Cloud Deployment, Interactive Data Visualization, Application Deployment, Performance Tuning, Data Visualization Software, Web Applications, Application Development, R Programming, Dashboard, Exploratory Data Analysis, User Interface (UI), User Interface (UI) Design, Data Import/Export
Mixed · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Presentations, Microsoft PowerPoint, Microsoft Office, Microsoft 365, Technical Communication, Productivity Software, Graphics Software, Public Speaking, Graphic and Visual Design, Communication, User Interface (UI), Organizational Skills, Professionalism, Productivity
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Vector Databases, Semantic Web, Database Theory, Database Design, Databases, NoSQL, Decision Making, Relational Databases, Data-Driven Decision-Making, Data Architecture, Stakeholder Communications, Business Analysis, Stakeholder Management, Persuasive Communication, Machine Learning Methods, System Design and Implementation
Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Sustainable Development, Climate Change Adaptation, Sustainable Design, Land Development, Water Sustainability, Sustainable Technologies, Community Development, Governance, Economic Development, Socioeconomics, Environment, Sustainable Business, Social Impact, Systems Thinking, Environmental Issue, Environmental Science, Climate Change Mitigation, Case Studies, Energy and Utilities, Water Resources
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Artificial Intelligence, Robotics, Image Analysis, Computer Vision, Convolutional Neural Networks, Natural Language Processing, Systems Engineering, Artificial Neural Networks, Reinforcement Learning, Machine Learning, Python Programming, Automation, Algorithms
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Theoretical Computer Science, Computational Logic, Programming Principles, Computer Science, Algorithms, Computational Thinking, Database Theory, Mathematical Modeling, Data Structures, General Mathematics, Applied Mathematics, Business Mathematics, Advanced Mathematics, Logical Reasoning, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software Installation
Beginner · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Java, Object Oriented Programming (OOP), Java Programming, Android Development, Android Studio, Mobile Development, Programming Principles, Integrated Development Environments
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Learning Management Systems, Prompt Engineering, ChatGPT, Education Software and Technology, AI Personalization, Digital pedagogy, Collaborative Software, AI Enablement, Generative AI, AI Workflows
Beginner · Course · 1 - 3 Months