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.

Northeastern University
Skills you'll gain: Medical Privacy, Health Informatics, Health Information Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Digital Transformation, Health Systems, Health Administration, Health Technology, Health Care, Health Care Procedure and Regulation, Emerging Technologies, Information Privacy, Data Management, Technology Strategies, Cybersecurity, Data Security, Security Strategy, Innovation, Data Integration
★ 4.9 (19) · Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Electrical Power, Electric Power Systems, Energy and Utilities, Electrical Systems, Electrical Substation, Sustainable Technologies, Electrical Engineering, Environmental Regulations, Mechanical Engineering, Emerging Technologies, Mathematical Modeling, Engineering Calculations
★ 4.9 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS CloudFormation, Amazon CloudWatch, Version Control, AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Amazon S3, Relational Databases, Amazon Elastic Compute Cloud, MySQL, Serverless Computing, Database Management, Cloud-Native Computing, Internet Of Things, DevOps, Cloud Deployment, Databases, Network Protocols, Cloud Computing Architecture, Amazon Web Services, Cloud Management
★ 4.9 (36) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Java Programming, PostgreSQL, Relational Databases, Java, Java Platform Enterprise Edition (J2EE), Database Development, Systems Development, Database Design, Databases, Application Design, Back-End Web Development, Web Applications, Business Logic, Secure Coding, Data Validation, Process Modeling, Payment Systems, Document Management, Authentications, Verification And Validation
★ 4.5 (21) · Intermediate · Course · 1 - 4 Weeks

EDUCBA
★ 4.4 (16) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Copywriting, Advertising, Advertising Campaigns, Online Advertising, Writing and Editing, Promotional Materials, Design, Visual Design, Visual Storytelling, Media Strategy, Marketing Collateral, Ideation, Graphic Design, Electronic Media, Strategic Communication, Design and Product, Design Elements And Principles, Social Media, Design Thinking, Business Communication
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: C and C++, C++ (Programming Language), Development Environment, Performance Tuning, Test Tools, System Programming, Docker (Software), Computer Architecture, Containerization, Development Testing, Programming Principles, Software Development Tools, Hardware Architecture, Algorithms, Computer Programming, Python Programming, Debugging, Memory Management, Software-Defined Networking, Scripting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Management Systems, NoSQL, Database Design, Systems Architecture, Transaction Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Regression Analysis, Data Science, Machine Learning Methods, Statistical Machine Learning, Data-Driven Decision-Making, R Programming, Statistical Inference, Applied Machine Learning, Machine Learning, Statistical Methods, R (Software), Statistical Programming
★ 4.5 (39) · Beginner · Guided Project · Less Than 2 Hours

Pontificia Universidad Católica de Chile
Skills you'll gain: Data Visualization, Data Visualization Software, Data Presentation, Data Literacy, Statistical Visualization, Infographics, Graphic and Visual Design, Data Modeling, Human Factors, Color Theory, Design Elements And Principles, Graphing
★ 4.7 (27) · Beginner · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Model View Controller, Design and Product, Debugging, Integrated Development Environments, Software Design, User Interface (UI), Responsive Web Design, HTML and CSS, Data Modeling, Data Store, Database Development, Database Design, Web Design and Development, Software Development Tools, NoSQL, User Interface (UI) Design, Web Design, Database Architecture and Administration, UI Components, Programming Principles
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Keras (Neural Network Library), Tensorflow, Artificial Neural Networks, Deep Learning, Model Training, Data Preprocessing, Model Optimization, Model Evaluation, Predictive Modeling, Data Processing, Development Environment, Predictive Analytics, Project Performance, Design, Software Installation
★ 4.6 (17) · Mixed · Course · 1 - 4 Weeks