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.

Coursera
Skills you'll gain: MLOps (Machine Learning Operations), Data Pipelines, Model Evaluation, Systems Design, Transfer Learning, Data Preprocessing, Data Quality, Feature Engineering, Deep Learning, Python Programming, Data Validation, Scikit Learn (Machine Learning Library), Applied Machine Learning, Predictive Modeling, Software Engineering, Debugging, Supervised Learning, Git (Version Control System), Performance Metric, Statistical Analysis
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Code Reusability, Data Manipulation, Functional Design, Data Science, Python Programming, Programming Principles, Computer Programming, Software Engineering
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Prompt Engineering Tools, Prompt Patterns, Vibe coding, Data Ethics, AI Workflows, Generative AI Agents, AI Integrations, AI Personalization, Artificial Intelligence, Debugging, Ideation, Problem Solving, Automation, Code Review, Ethical Standards And Conduct, Computer Programming Tools, Productivity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Animations, Video Editing, Marketing Materials, Video Production, Storytelling, Marketing Design, Content Marketing, Timelines, Content Creation, Visual Storytelling, Marketing, Driving engagement, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Authentications, OAuth, Back-End Web Development, Event-Driven Programming, Database Management, Object-Relational Mapping, Databases, Authorization (Computing), Redis, Secure Coding, Application Programming Interface (API), Restful API, Data Modeling, API Design, Email Automation
Intermediate · Course · 3 - 6 Months

Macquarie University
Skills you'll gain: Data-Driven Decision-Making, Microsoft Excel, Forecasting, Regression Analysis, Excel Formulas, Statistical Analysis, Data Analysis Software, Time Series Analysis and Forecasting, Spreadsheet Software, Data Visualization, Statistical Methods, Advanced Analytics, Financial Forecasting, Data Analysis, Statistical Hypothesis Testing, Probability & Statistics, Predictive Modeling, Statistical Inference, Statistical Modeling, Variance Analysis
Advanced · Course · 1 - 3 Months

Skills you'll gain: Program Development, Python Programming, Jupyter, Interactive Design, Code Reusability, Mathematical Software, Algorithms, Computer Programming, Programming Principles, Algebra, Linear Algebra, Applied Mathematics, Object Oriented Programming (OOP)
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Design, Development Environment, Code Reusability, Data Management, Scalability, Performance Tuning, Memory Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Experience Design, Editing, Content Creation, Writing, Writing and Editing
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Fine-tuning, Model Deployment, MLOps (Machine Learning Operations), AWS SageMaker, Software Documentation, Data Pipelines, AI Integrations, Tensorflow, Solution Architecture, Model Evaluation, Apache Airflow, Model Optimization, Systems Design, Transfer Learning, Unit Testing, PyTorch (Machine Learning Library), API Design, Cloud Computing, Network Architecture, Deep Learning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data Wrangling, JSON, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: GIS Software, Model Evaluation, Geographic Information Systems, Extract, Transform, Load, Spatial Analysis, Data Visualization, Spatial Data Analysis, Geospatial Mapping, Data Pipelines, Geospatial Information and Technology, Geostatistics, Apache Airflow, Interactive Data Visualization, Scientific Visualization, Data Visualization Software, Cloud Computing, Leaflet (Software), Environmental Monitoring, Pandas (Python Package), Python Programming
Beginner · Specialization · 3 - 6 Months