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.

DeepLearning.AI
Skills you'll gain: AI Orchestration, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Tool Calling, Software Design Patterns
★ 4.6 (54) · Beginner · Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Program Evaluation, Web Content Accessibility Guidelines, Educational Materials, Multimedia, Instructional Design, Professional Development, Content Creation, Design Strategies, Communication
★ 4.7 (44) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Conversion Funnel Analysis, Process Analysis, Web Analytics, Digital Analysis, Process Optimization, Dashboard, Process Design, Customer experience improvement, Driving engagement, Consolidation, Process Improvement and Optimization, Customer Analysis, Key Performance Indicators (KPIs), Business Metrics, Data-Driven Decision-Making, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, GitHub, Web Design, Web Design and Development, Web Development Tools, Git (Version Control System), Browser Compatibility, Version Control, Front-End Web Development, Web Development, Application Deployment, Hypertext Markup Language (HTML), Typography
Intermediate · Course · 1 - 3 Months

Ball State University
Skills you'll gain: Cryptography, Application Security, Encryption, Authentications, Cybersecurity, Cryptographic Protocols, Data Encryption Standard, Advanced Encryption Standard (AES), Email Security, Network Security, Information Systems Security, Key Management, Application Development, Public Key Cryptography Standards (PKCS), Public Key Infrastructure, Network Protocols, Algorithms, Data Integrity
★ 5 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Architectural Drawing, AutoCAD, Architectural Design, Building Design, Architecture and Construction, Technical Drawing, Drafting and Engineering Design, Computer-Aided Design, Engineering Plans And Specifications, Sustainable Architecture, Architectural Engineering, Conceptual Design, Engineering Documentation, Construction Estimating, Diagram Design, Functional Design, Spatial Analysis, Cost Estimation
★ 4.5 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Authorization (Computing), Azure Active Directory, Cloud Infrastructure, Authentications, Cloud Security, IT Security Architecture, Role-Based Access Control (RBAC), Infrastructure Security, Identity and Access Management, System Monitoring, Cloud Computing Architecture, Cloud Management, Cloud Solutions, Data Governance, Enterprise Application Management, Cloud Applications, Security Management, Information Management, Solution Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SolidWorks (CAD), Assembly Drawing, Computer-Aided Design, 3D Modeling, Drafting and Engineering Design, Engineering Design Process, Mechanical Design, Design Software, Verification And Validation, Software Visualization, Animations, Functional Design, Mechanical Engineering, Simulation and Simulation Software, Simulations, Industrial Design, Torque (Physics), Functional Testing
★ 4.9 (43) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Style Guides, Visual Design, Graphic and Visual Design, Graphic Design, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Knitr, Surveys, Survey Creation, Data Quality, Sample Size Determination, Statistical Hypothesis Testing, Data Governance, Market Research, Regression Analysis, Predictive Modeling, Quantitative Research, Data Analysis, Statistical Analysis, Key Performance Indicators (KPIs), R Programming, Excel Formulas, Business Intelligence, Data Visualization, Performance Metric
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Cybersecurity, Information Systems Security, Data Security, Cyber Attacks, Information Assurance, Network Security, Risk Management Framework, Security Controls, Cryptography, Cryptographic Protocols, Key Management, Security Engineering, Threat Modeling, Security Management, Authorization (Computing), Encryption, Email Security, Data Integrity, Authentications
★ 3.9 (242) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), UI/UX Research, User Research, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Design Research, Prototyping, Usability, Figma (Design Software), Web Content Accessibility Guidelines, User Experience, User Experience Design, Interactive Design, Digital Design, User Centered Design, Design, Experience Design, Usability Testing, Design Strategies, Human Centered Design
★ 4.6 (31) · Beginner · Course · 1 - 4 Weeks