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.

University of Colorado Boulder
Skills you'll gain: Computational Logic, Mathematical Modeling, Model Based Systems Engineering, Systems Design, Theoretical Computer Science, Verification And Validation, System Requirements, Systems Architecture, Automation Engineering, Functional Specification, Agentic systems, Control Systems, Mechanics, Requirements Analysis, Systems Analysis, Safety Assurance, Linear Algebra, Mathematical Theory & Analysis, Differential Equations, Algorithms
★ 3.5 (39) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Promotional Strategies, Entrepreneurship, Organizational Structure, Commercialization, Business Leadership, Content Creation, Entrepreneurial Finance, Target Audience, Digital Content, Business Management, Digital Publishing, Digital Transformation, Business Modeling, Innovation, Consumer Behaviour, Fiscal Management, Fundraising and Crowdsourcing, Intellectual Property
★ 4.1 (33) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Sustainable Systems, Environmental Laws, Sustainable Development, Land Management, Climate Change Adaptation, Land Development, Community Development, Environmental Policy, Social Impact, Sustainable Design, Social Justice, Environmental Regulations, Environmental Issue, Socioeconomics, Diversity Equity and Inclusion Initiatives, Climate Change Mitigation, Energy and Utilities, Petroleum Industry
★ 5 (11) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Logo Design, Video Production, Graphic and Visual Design Software, Graphic and Visual Design, Content Creation, Graphic Design, Creative Design, Content Marketing, Social Media Marketing, Social Media, Digital Marketing
★ 4.3 (18) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Azure Synapse Analytics, Azure Active Directory, Real Time Data, Zero Trust Network Access, Serverless Computing, Identity and Access Management, Data Integration, Cloud Management, Cloud Applications, Virtual Machines, Cloud-Native Computing, Cloud Computing Architecture, Data Governance, Cloud-Based Integration, Cloud Computing, Solution Architecture, Disaster Recovery, Virtual Networking
Intermediate · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Version Control, Integrated Development Environments, GitHub, Git (Version Control System), Internet Of Things, Development Environment, Embedded Software, Software Development Tools, Software Versioning, Embedded Systems, Program Development, Prototyping, Linux, Linux Commands, Operating System Administration, Operating Systems, Ubuntu, Peripheral Devices, Android (Operating System), Open Source Technology
★ 3.9 (40) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Python Programming
★ 4.8 (23) · Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Recurrent Neural Networks (RNNs), Generative AI, Fine-tuning, Vision Transformer (ViT), Machine Learning Methods, Model Optimization, Model Training, Large Language Modeling, Embeddings, Network Architecture
★ 4.4 (12) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, Hibernate (Java), Java Programming, Spring Boot, Java, Object-Relational Mapping, Database Management, Application Frameworks, Data Access, Apache Maven, SQL, Object Oriented Programming (OOP), Data Persistence, Functional Design
Intermediate · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Debugging, Computer Systems, Computer Architecture, Microarchitecture, System Programming, System Software, Computational Logic, Programming Principles, Hardware Architecture, Data Storage, Operating Systems, Secure Coding, Data Structures, Application Security, Memory Management, Exploit development
★ 4.7 (59) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux, Scripting, Linux Commands, Linux Administration, Unix Shell, Scripting Languages, Operating System Administration, Data Persistence, Unix Commands, Systems Administration, Command-Line Interface, IT Automation, Software Installation, Unix, Object-Relational Mapping, YAML, System Programming, Automation
★ 4.8 (49) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Splunk, Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Model Training, Incident Response, User Accounts, Machine Learning Methods, Security Information and Event Management (SIEM), Machine Learning Software, User Provisioning, Model Evaluation, Authorization (Computing), Event Monitoring, Systems Administration, Performance Tuning, Data Visualization, Threat Detection, Identity and Access Management, Security Management
★ 4.8 (51) · Advanced · Course · 1 - 4 Weeks