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.

Illinois Tech
Skills you'll gain: Relational Databases, Database Application, Database Management, Database Development, SQL, Databases, Database Systems, MySQL, Database Management Systems, Database Software, Database Design, Transaction Processing, Stored Procedure, Data Access, Application Development, Java, Data Integrity, Performance Tuning
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, OpenAI API, ChatGPT, Token Optimization, Application Programming Interface (API), API Testing, AI Integrations, Authentications, Context Engineering, Large Language Modeling, Key Management, Model Optimization, Performance Tuning
Intermediate · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Performance Analysis, Goal Setting, Performance Measurement, Team Performance Management, Goal-Oriented, Smart Goals, Performance Metric, Performance Management, Performance Improvement, Employee Performance Management, Key Performance Indicators (KPIs), Business Priorities, Prioritization, Organizational Strategy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Color Matching, Color Theory, Sales, Design, Sales Strategy, Marketing Materials, Creative Design, Design Elements And Principles, Digital Design, Intellectual Property, Graphic and Visual Design Software, Design Software, Digital Assets, Asset Protection, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Power Platform Architecture & Technical Design, Microsoft Power Platform, Agentic Workflows, Generative AI Agents, Performance Tuning, Business Logic, AI Integrations, Application Deployment, Generative AI, Performance Testing, Scalability, Data Integration, User Feedback
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Office, Communication, Business Communication, Graphic Design
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Systems Architecture, Software Architecture, Software Design, System Design and Implementation, System Programming, Systems Analysis, Embedded Systems, Requirements Analysis, Unix, Operating Systems, Verification And Validation, Real Time Data, Performance Tuning, Performance Testing, System Monitoring, Computer Vision, Image Analysis
Advanced · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Scatter Plots, Histogram, Correlation Analysis, Data Visualization, Data Manipulation, Plot (Graphics), Data Wrangling, Data Import/Export, JSON, Statistical Visualization, Data Cleansing, Data Transformation, Data Visualization Software, Data Preprocessing, Exploratory Data Analysis, Data Analysis, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: HVAC, Building Services Engineering, Building Codes, Thermal Management, Energy and Utilities, Engineering, Scientific, and Technical Instruments, System Requirements, Process Control, Control Systems, Safety Standards, Equipment Design, Mechanical Engineering, Environmental Monitoring, Mechanical Design, Sustainability Standards, Engineering Calculations
Intermediate · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Business Writing, Business Correspondence, Writing, Report Writing, Business Communication, Writing and Editing, Storytelling, Organizational Structure, Vocabulary, Grammar, Concision, Target Audience, Press Releases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: C++ (Programming Language), Software Documentation, Performance Tuning, Application Design, Technical Documentation, Application Development, Memory Management, Data Structures, Generative AI, Algorithms, Scalability
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: TypeScript, Javascript, Functional Design, Code Reusability, Object Oriented Programming (OOP), Programming Principles, Web Development Tools, Data Structures, Development Environment, Maintainability, System Configuration, Enterprise Application Management
Beginner · Course · 1 - 4 Weeks