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: Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Embeddings, Workflow Management, Python Programming, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Apple iOS, Application Development, Mobile Development, Software Architecture, Application Design, Secure Coding, Software Design Patterns, UI Components, Data Validation, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Video Game Development, Game Design, Animation and Game Design, Computer Programming, Data Structures, General Mathematics, Computer Graphics, Arithmetic, Trigonometry, Graphing, Linear Algebra, Geometry, Advanced Mathematics, Applied Mathematics, Algorithms
Intermediate · Specialization · 1 - 3 Months

Arizona State University
Skills you'll gain: Experimentation, Research Design, Statistical Modeling, Statistical Methods, Applied Machine Learning, Supervised Learning, Logistic Regression, Predictive Modeling, Statistical Programming, Statistical Analysis, Statistical Inference, Simulation and Simulation Software, Probability & Statistics, Data Science, Data Visualization, Simulations, Data Analysis, Data Analysis Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Software Testing, System Testing, Database Design, Requirements Analysis, Test Case, Automation, Test Data, Enterprise Application Management, Databases, Application Design, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Web Design and Development, Web Design, Web Content, Web Development, Cascading Style Sheets (CSS), Responsive Web Design, Web Applications, Front-End Web Development, Browser Compatibility, Web Development Tools, Software Development, Embeddings, Software Design
Mixed · Course · 1 - 3 Months

Skills you'll gain: Billing Systems, Registration, Invoicing, Restaurant Management, Microsoft Visual Studio, Security Testing, Point of Sale, Order Management, Scalability
Beginner · Course · 1 - 3 Months

Copenhagen Business School
Skills you'll gain: Business Strategy, Business Planning, Case Studies, Strategic Decision-Making, Strategic Thinking, Plan Execution, Goal Setting, Resource Management, Organizational Strategy, Peer Review, Competitive Analysis, Strategic Leadership, Innovation, Organizational Structure, Strategic Planning, Market Analysis, Culture Transformation, Change Management, Business Strategies, Organizational Change
Beginner · Specialization · 3 - 6 Months
Johns Hopkins University
Skills you'll gain: Clinical Data Management, Clinical Trials, Sample Size Determination, Clinical Research Ethics, Clinical Trial Management Systems, Clinical Research, Data Quality, Quality Assurance, Data Entry, Case Report Forms, Institutional Review Board (IRB), Good Clinical Practices (GCP), Data Cleansing, Data Management, Regulatory Compliance, Data Integrity, Statistical Reporting, Informed Consent, Clinical Documentation, Data Collection
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Exploratory Data Analysis, Database Design, Shiny (R Package), Ggplot2, Data Wrangling, Data Visualization Software, Data Visualization, Relational Databases, Statistical Visualization, Statistical Analysis, Data Analysis, Rmarkdown, Model Evaluation, Data Presentation, SQL, Databases, Dashboard, Data Manipulation, Web Scraping, R Programming
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Market Intelligence, Survey Creation, Market Research, Business Research, Research Methodologies, Customer Insights, User Feedback, Target Audience, Qualitative Research, Target Market, Quantitative Research, Data Collection, Case Studies, Data Analysis
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Storytelling, Persuasive Communication, Empathy, Rapport Building, Strategic Communication, Communication Strategies, Communication, Interpersonal Communications, Target Audience, Workplace inclusivity, Verbal Communication Skills, Influencing, Presentations, Diversity Awareness, Adaptability, Active Listening, Collaboration
Beginner · Course · 1 - 4 Weeks