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: Kanban Principles, Collaborative Software, Project Management Software, Diagram Design, Workflow Management, Calendar Management, Project Management, Software Installation, Query Languages
Intermediate · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Data Lakes, Microsoft Azure, Stored Procedure, Data Architecture, Performance Tuning, Data Management, Query Languages, Data Manipulation, Scripting, SQL, Data Processing, Windows PowerShell, Microsoft Visual Studio, Command-Line Interface, Heat Maps
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Trigonometry, Probability, Data Analysis, Algebra, Probability Distribution, Descriptive Statistics, Mathematical Modeling, Graphing, Statistics, Geometry, Arithmetic
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Node.JS, User Interface (UI), Restful API, Back-End Web Development, User Accounts, Server Side, Swift Programming, JavaScript Frameworks, Secure Coding, Web Development Tools, Application Programming Interface (API), API Design, Authentications, Mobile Development, Database Software, MongoDB, Web Development, Development Environment, API Gateway
Beginner · Specialization · 1 - 3 Months

Yale University
Skills you'll gain: Health Promotion, Media and Communications, Digital Advertising, Social Impact, Behavioral Health, Patient Communication, Program Evaluation, Digital Communications, Persuasive Communication, Driving engagement, Public Health, Instagram, Facebook, Survey Creation, Data Collection
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Forecasting, Predictive Modeling, R Programming, Regression Analysis, Business Analytics, Trend Analysis, Statistical Analysis, Statistical Modeling, Analysis, Model Evaluation
Mixed · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Threat Modeling, Secure Coding, Application Security, Blockchain, Scripting, Vulnerability Assessments, Scalability, Application Design, Payment Systems, Verification And Validation, Transaction Processing, Cryptography, Interoperability, FinTech, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI, AI Personalization, Web Content, Web Analytics and SEO, Prompt Engineering, Google Cloud Platform, Content Management, User Experience Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Photo Editing, Photography, Image Quality, Computer Graphic Techniques
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Interactive Data Visualization, Business Analytics, Data-Driven Decision-Making, Data Presentation, Kibana, Data Analysis, Data Visualization Software, Exploratory Data Analysis, Trend Analysis, Retail Sales, Data Import/Export, System Configuration
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Leadership Development, Strategic Leadership, Leadership, Organizational Effectiveness, Business Leadership, Professional Development, Adaptability, Plan Execution, Workflow Management, Prioritization, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Value Propositions, Collaborative Software, Business Modeling, Project Design, Customer experience strategy (CX), Productivity Software, Process Development, Customer Analysis
Beginner · Guided Project · Less Than 2 Hours