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.

Sage Publications
Skills you'll gain: Scientific Methods, Science and Research, Research, Investigation, Report Writing, Research Reports, Research Design, Qualitative Research, Research Methodologies, Quantitative Research, Analysis, Data Synthesis, Statistical Reporting, Data Collection, Data Analysis, Data Quality, Data Capture, Data Presentation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Angular, CI/CD, Containerization, Test Automation, Continuous Deployment, Unit Testing, Test Script Development, Docker (Software), Application Deployment, Web Development Tools, Continuous Integration, Responsive Web Design, Maintainability, Enterprise Application Management, UI Components, User Interface (UI), Software Development, TypeScript, Web Development, Javascript
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Informatics, Clinical Informatics, Healthcare Project Management, Health Technology, Change Control, Health Systems, Health Policy, Informatics, Health Care, Health Assessment, Medical Records, Health Care Administration, Health Information Management, Clinical Leadership, Health Administration, Decision Support Systems, Solution Design, IT Management, Electronic Medical Record System, Data Science
★ 4.4 (1K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Mainframe Computing, COBOL (Programming Language), Systems Development Life Cycle, Software Development Life Cycle, Mainframe Technologies, z/OS, Unit Testing, Systems Analysis, Job Control Language (JCL), IBM DB2, Systems Development, Agile Software Development, Debugging, Pseudocode, Program Development, Software Development Methodologies, Virtualization, Agile Methodology, Software Development, File I/O
★ 4.6 (1.4K) · Intermediate · Professional Certificate · 3 - 6 Months

Microsoft
Skills you'll gain: Conflict Management, Influencing, Accountability, Cross-Functional Collaboration, Emotional Intelligence, Leadership, Leadership Development, Negotiation, Storytelling, Professional Development, Persuasive Communication, Follow Through, Constructive Feedback, Growth Mindedness, Stakeholder Communications, Trustworthiness, Communication, Performance Management, People Development, Performance Review
Intermediate · Course · 1 - 3 Months

Lund University
Skills you'll gain: Legal Research, Law, Regulation, and Compliance, International Relations, Court Systems, Regulation and Legal Compliance, Regulatory Compliance, Environmental Laws, Appeals, Public Policies, Case Law, Immigration Law, Labor Compliance, Organizational Structure, Commercial Laws, Economics, Economic Development, Governance, Policy Development
★ 4.8 (1.3K) · Beginner · Course · 1 - 3 Months
DeepLearning.AI
Skills you'll gain: Model Evaluation, Fine-tuning, Disaster Recovery, Data Analysis, Jupyter, Artificial Intelligence and Machine Learning (AI/ML), Exploratory Data Analysis, Image Analysis, Machine Learning Algorithms, Model Training, Data Literacy, Data Ethics, Responsible AI, Emergency Response, Climate Change Adaptation, AI Workflows, Applied Machine Learning, Computer Vision, Supervised Learning, Natural Language Processing
★ 4.7 (619) · Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, Data Structures, System Programming, Microarchitecture, C (Programming Language), Memory Management, Hardware Architecture, Computer Architecture, Software Design, Maintainability, System Configuration, Code Reusability, Data Storage, Peripheral Devices
★ 4.5 (532) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Teams, Microsoft 365, Team Building, Virtual Teams, Team Management, Collaboration, Collaborative Software, Meeting Facilitation, Internal Communications, User Accounts, Interpersonal Communications, Setting Appointments, File Management, Writing, Editing, Data Sharing, Scheduling, File Systems, Remote Access Systems
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Pipelines, Dataflow, PySpark, Data Lakes, Microsoft Power Platform, Extract, Transform, Load, Data Quality, Apache Spark, Data Processing, Data Transformation, Data Manipulation, Data Architecture, Data Governance, Generative AI, Data Validation, AI Workflows, Data Import/Export, Cloud Storage, Debugging
Advanced · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Object Oriented Design, Software Development Tools, Computer Programming Tools, Code Reusability, Software Installation, Linux Commands
★ 4.8 (6) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, LangChain, LLM Application, OpenAI API, Hugging Face, Generative AI, OpenAI, Web Applications, Application Development, Flask (Web Framework), Python Programming, Natural Language Processing, Front-End Web Development, Image Analysis, User Interface (UI)
★ 4.6 (296) · Intermediate · Course · 1 - 3 Months