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.

Macquarie University
Skills you'll gain: Software Testing, Software Quality Assurance, Quality Assurance, Software Quality (SQA/SQC), Acceptance Testing, Test Case, Test Automation, Test Planning, Unit Testing, Software Development Life Cycle, Regression Testing, Test Driven Development (TDD), User Acceptance Testing (UAT), Software Engineering, Agile Methodology, Software Documentation, Information Assurance, Regression Analysis, Exploratory Data Analysis, Kanban Principles
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Java, Java Programming, Object Oriented Programming (OOP), Computer Programming, Object Oriented Design, Memory Management, Programming Principles, Software Engineering, Debugging, Program Development, Data Structures, IntelliJ IDEA, Application Development, Software Development, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Applicant Tracking Systems, Professional Development, Graphic Design, Keyword Research, Content Optimization, Business Writing, Recruitment, Data Visualization
★ 4.5 (947) · Beginner · Guided Project · Less Than 2 Hours

Queen Mary University of London
Skills you'll gain: Qualitative Research, Proposal Development, Market Research, Research Reports, Data Collection, Research Design, Surveys, Research Methodologies, Analytics, Proposal Writing, Data Analysis, Digital Brand Strategy, Statistical Hypothesis Testing, Survey Creation, Digital Analysis, Statistical Analysis, Correlation Analysis, Business Research, Report Writing, Focus Group
★ 4.7 (1.1K) · Beginner · Specialization · 3 - 6 Months

University of Maryland, College Park
Skills you'll gain: Hardware Design, Security Engineering, Computer Hardware, Hardware Architecture, Hardening, Computer Security, Threat Modeling, Threat Detection, Cybersecurity, Intrusion Detection and Prevention, Security Architecture Review, Application Specific Integrated Circuits, Cryptographic Protocols, Microarchitecture, Cryptography, Systems Design, Encryption, Exploitation techniques, Functional Design, Emerging Technologies
★ 4.3 (693) · Mixed · Course · 1 - 3 Months

SkillUp
Skills you'll gain: New Product Development, Product Management, Product Development, Innovation, Product Lifecycle Management, Product Roadmaps, Product Planning, Product Strategy, Project Management Life Cycle, Drive Engagement, Product Design, Product Marketing, Stakeholder Engagement, Stakeholder Management, Competitive Analysis, Product Testing, Communication Planning, Project Planning, Registration, Leadership
★ 4.6 (631) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Jenkins, Ansible, CI/CD, Scalability, Application Deployment, Continuous Integration, DevOps, Infrastructure as Code (IaC), Infrastructure Architecture, IT Automation, Devops Tools, Cloud Deployment, Cloud Infrastructure, Automation, Build Tools, Web Servers, Application Servers, Servers, Databases, Version Control
Beginner · Specialization · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Global Positioning Systems, Human Factors, Manufacturing Processes, Aerospace Basic Quality System Standards, Digital Transformation, Model Based Systems Engineering, Digital Communications, Environmental Monitoring, Control Systems, Vibrations, Production Process, Automation, Manufacturing and Production, Structural Analysis, Geospatial Information and Technology, Digital Analysis, Leadership, Image Analysis, AI literacy, Communication Systems
★ 4.6 (514) · Intermediate · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Claude Code, Prompt Engineering, Anthropic Claude, AI Security, Generative AI Agents, Software Development Tools, Software Development, Responsible AI, GitHub, Code Review, Application Deployment, AI Personalization, Generative AI, Software Engineering, Web Development, Artificial Intelligence, Design Software, Front-End Web Development, React.js, Javascript
★ 4.6 (22) · Beginner · Specialization · 3 - 6 Months

Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Large Language Modeling, Precision Medicine, Artificial Intelligence, Mental Health Therapies, Patient Evaluation, Mental Health Diseases and Disorders, Ethical Standards And Conduct, Law, Regulation, and Compliance, Generative AI, Health Technology, Machine Learning, Diagnostic Tests, Health Informatics, AI Personalization, Regulation and Legal Compliance, Patient-centered Care, Human Centered Design, Mental and Behavioral Health, Mental Health, Data Security
Intermediate · Specialization · 1 - 3 Months

Imperial College London
Skills you'll gain: Epidemiology, Diagnostic Tests, Clinical Trials, Research Design, Public Health and Disease Prevention, Clinical Research, Public Health, Preventative Care, Data Collection, Research Methodologies, Infectious Diseases, Program Evaluation, Science and Research, Research, Risk Analysis, Quantitative Research, Correlation Analysis, Medical Science and Research, Health Policy, Statistical Analysis
★ 4.8 (1.3K) · Beginner · Specialization · 1 - 3 Months