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.

Microsoft
Skills you'll gain: Model Optimization, Database Design, Data Warehousing, Data Architecture, Governance
★ 2.4 (7) · Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: NoSQL, Database Systems, MongoDB, Database Software, Database Management Systems, Databases, Database Design, Relational Databases, Database Application, Query Languages, Apache Cassandra, Data Storage Technologies, Scalability, Graph Theory, Unstructured Data, Maintainability
★ 4.3 (170) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Security Requirements Analysis, Network Architecture, Network Security, Internet Of Things, Cybersecurity, Web Services, Advanced Encryption Standard (AES), Encryption, Embedded Systems, Network Protocols, Public Key Cryptography Standards (PKCS), Communication Systems, Threat Modeling, Security Controls, Simple Object Access Protocol (SOAP), TCP/IP, Web Applications, Restful API, Information Privacy
★ 4.4 (172) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Equity, Health Disparities, Social Determinants Of Health, Public Health, Health Policy, Community Health, Patient-centered Care, Health Promotion, Health Education, Epidemiology, Community Outreach, Health Systems, Research Design, Research, Cultural Responsiveness, Intercultural Competence, Driving engagement, Media and Communications, Cultural Sensitivity
★ 4.8 (171) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Delegation Skills, Stakeholder Management, Engineering Management, Technical Management, Stakeholder Engagement, Negotiation, Stakeholder Communications, Mentorship, Meeting Facilitation, Decision Making, Team Leadership, Leadership, Organizational Leadership, Leadership and Management, Culture Transformation, Team Management, Management Training And Development, Team Building, Collaboration, Communication
★ 4.7 (50) · Beginner · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Tax Compliance, Partnership Accounting, Income Tax, Corporate Tax, Tax Returns, Tax Laws, Tax, Tax Planning, Liquidation, Ethical Standards And Conduct, Organizational Strategy, Property Accounting, Organizational Structure, Strategic Decision-Making, Business Analysis, Analysis
★ 4.8 (92) · Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Process Improvement, Six Sigma Methodology, Lean Six Sigma, Knowledge Transfer, Process Improvement and Optimization, Continuous Improvement Process, Lean Methodologies, Quality Management, Functional Specification, Product Development, Statistical Methods, Design and Product, Probability & Statistics
★ 4.5 (54) · Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: TypeScript, Event-Driven Programming, Javascript, JavaScript Frameworks, Pseudocode, Computational Thinking, JSON, Program Development, Web Development, Angular, Web Applications, Vue.JS, Data Import/Export, Application Development, Mobile Development, Debugging, Algorithms, Code Reusability, Web Development Tools, React.js
★ 4.6 (114) · Beginner · Specialization · 3 - 6 Months

American Psychological Association
Skills you'll gain: Institutional Review Board (IRB), Research, Scientific Methods, Ethical Standards And Conduct, Research Methodologies, Case Studies, Informed Consent, Psychology, Research and Design, Cultural Diversity, Diversity Awareness
★ 4.9 (83) · Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Failure Analysis, Engineering Practices, Biomedical Engineering, Ethical Standards And Conduct, Business Ethics, Systems Engineering, Engineering Design Process, Social Impact, Engineering, Case Studies, Human Factors Engineering, Software Engineering, Safety Assurance
★ 4.7 (85) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Continuous Improvement Process, Continuous Quality Improvement (CQI), Student-Centred Learning, Innovation, Education and Training, Process Improvement, Instructional Strategies, Program Evaluation, International Relations, Initiative and Leadership, Open Mindset, Systems Thinking, Policy Analysis, Leadership, Empowerment, Community Development, Collaboration, World History, Leadership and Management, Critical Thinking
★ 4.8 (76) · Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Software Testing, Software Technical Review, Code Review, Software Quality Assurance, Verification And Validation, Quality Assurance, SonarQube, Human Factors
★ 4.2 (65) · Beginner · Course · 1 - 4 Weeks