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: Search Engine Optimization, Web Analytics and SEO, Keyword Research, Content Performance Analysis, Web Content, Digital Marketing, Content Development and Management, Social Media Strategy, Performance Metric, Digital Media Strategy, Performance Analysis, Strategic Planning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Cloud Development, Google Cloud Platform, Cloud Computing, Back-End Web Development, Restful API, Data Persistence, Verification And Validation, Systems Architecture, Databases, Database Design, Application Development
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Team Performance Management, Workflow Management, Collaboration, Standard Operating Procedure, Project Documentation, Project Management Software, Process Management, Employee Surveys, Continuous Improvement Process, Performance Improvement, Data Collection, Developing Training Materials
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Financial Analysis, Financial Regulation, Business Continuity, Financial Systems, Data Management, Financial Controls, Capital Markets
Mixed · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Systems Development Life Cycle, Software Development Life Cycle, User Interface and User Experience (UI/UX) Design, Software Design, Usability, Software Development Methodologies, Information Systems, Software Development, Project Management, Program Standards, Business Systems, Version Control, Management Information Systems, Software Documentation, Emerging Technologies
Beginner · Course · 1 - 3 Months

Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Postman API Platform, Restful API, MongoDB, Data Modeling, JSON, Server Side, API Design, Back-End Web Development, Data Access, Docker (Software), Go (Programming Language), API Testing, Databases, Development Environment
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Applied Mathematics, Trigonometry, Mathematics and Mathematical Modeling, Graphing, Calculus, Computer Science, Mathematical Theory & Analysis, Geometry, Mechanics, Computer Graphics, Graph Theory, Mathematical Modeling, Functional Requirement, Physics, Graphic Design, Derivatives
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Splunk, Role-Based Access Control (RBAC), Data Maintenance, Security Assertion Markup Language (SAML), Interactive Data Visualization, Data Storytelling, Pivot Tables And Charts, Data Presentation, Dashboard, Single Sign-On (SSO), Ad Hoc Reporting, Performance Tuning, Identity and Access Management, Lightweight Directory Access Protocols, Configuration Management, Data Integration, Network Troubleshooting, Data Management, Data Analysis
Beginner · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Debugging, Vibe coding, Prototyping, Mobile Development, Application Development, Integrated Development Environments, Application Design, AI Enablement, Application Deployment, Generative AI, User Interface (UI) Design
Mixed · Course · 1 - 4 Weeks

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

Skills you'll gain: Convolutional Neural Networks, Model Evaluation, Keras (Neural Network Library), Image Analysis, Deep Learning, Applied Machine Learning, Computer Vision, Dimensionality Reduction, PyTorch (Machine Learning Library), Tensorflow, Machine Learning Methods, Data Preprocessing, Performance Tuning, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks