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.

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Javascript, Responsive Web Design, Maintainability
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Clinical Research, Clinical Trials, Pharmacology, Data Collection, Epidemiology, Scientific Methods, Statistical Methods, Analytical Skills, Regression Analysis, Real Time Data
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Convolutional Neural Networks, Keras (Neural Network Library), Image Analysis, Data Preprocessing, Deep Learning, Computer Vision, Tensorflow, Python Programming, Cloud Computing, Development Environment
Mixed · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: LLM Application, Large Language Modeling, Prompt Engineering, Generative AI, Applied Machine Learning, Python Programming, Open Source Technology, JSON
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Java, Java Programming, Algorithms, Computational Thinking, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Functional Design, Development Environment
Beginner · Guided Project · Less Than 2 Hours

EC-Council
Skills you'll gain: Cryptography, Encryption, Systems Development Life Cycle, Human Factors (Security), Security Awareness, Cybersecurity, Cyber Attacks, Cyber Security Policies, Threat Detection, ISO/IEC 27001, Security Controls, Computer Security, Network Security, Risk Management Framework, Information Systems, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Information Architecture, Content Management Systems, Web Content, Web Applications, Web Design and Development, System Configuration
Beginner · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Application Security, Secure Coding, Threat Modeling, Security Testing, Software Development Life Cycle, Security Controls, Risk Management Framework, Security Requirements Analysis, Software Development, Authorization (Computing), Data Security, Vulnerability Assessments, Identity and Access Management, Verification And Validation, Cryptography, Software Architecture, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Team Building, Teamwork, Conflict Management, Collaboration, Team Leadership, Team Motivation, Constructive Feedback, Relationship Building, Emotional Intelligence, Professionalism, Professional Development, Diversity and Inclusion, Employee Engagement, Empathy, Active Listening, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Role-Based Access Control (RBAC), Authentications, Secure Coding, ASP.NET, Microsoft Copilot, Data Security, Back-End Web Development, Authorization (Computing), JSON, Identity and Access Management, Data Storage, Application Programming Interface (API), Encryption
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Construction Engineering, Civil Engineering, Architecture and Construction, Construction, Construction Management, Public Works, Construction Estimating, Building Design, Land Development, Building Services Engineering, Facility Management, Architectural Design, Energy and Utilities, Stormwater Management, Traffic Flow Optimization, Electrical Systems, Estimation
Intermediate · Course · 1 - 3 Months