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.

Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Application Lifecycle Management, UI Components, Application Design, Apple Xcode, Application Development, Application Programming Interface (API), Data Persistence, User Interface (UI), Mobile Development, Web Services, Secure Coding, Authentications, User Interface (UI) Design, Programming Principles, Data Validation, Data Management, JSON
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Investment Management, Portfolio Risk, Risk Management, Wealth Management, Return On Investment, Regulatory Compliance, Market Dynamics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Architecture, LLM Application, Data Quality, Generative AI, Microservices, Data Governance, Data Pipelines, Extract, Transform, Load, Data Storage Technologies, Data Management, Self Service Technologies, Cloud Storage, Data Processing, Data Storage, Scalability, Data Wrangling, Data Collection, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Infant Care, Nutrition Education, Pediatrics, Nutrition Counseling, Nutrition and Diet, Childhood Education and Development, Child Welfare, Meal Planning And Preparation, Working With Children, Nutritional Assessment, Child Development, Preventative Care, Health Education, Caregiving, Food Safety and Sanitation, Public Health and Disease Prevention, Health Assessment, Health Care, Public Health, Health Equity
Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Pipelines, Apache Airflow, Site Reliability Engineering, Disaster Recovery, Apache Kafka, Data Integrity, Data Infrastructure, Workflow Management, Data Storage Technologies, Real Time Data, Data Processing, Apache Spark
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance Reporting, Business Reporting, Data Presentation, Financial Reporting, Data Visualization, Data Storytelling, Data Visualization Software, Performance Analysis, Case Studies, User Feedback, Usability Testing, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Performance Testing, Security Testing, Integration Testing, System Testing, API Testing, Development Environment, Software Testing, User Acceptance Testing (UAT), Acceptance Testing, Test Tools, Application Security, Test Automation, Responsive Web Design, Vulnerability Scanning, Web Applications, Docker (Software), User Interface (UI), Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Javascript and jQuery, Responsive Web Design, HTML and CSS, Web Design and Development, Software Testing, Front-End Web Development, User Interface (UI) Design, Web Development Tools, Event-Driven Programming, Web Development, Hypertext Markup Language (HTML), Usability, Maintainability
Beginner · Specialization · 1 - 3 Months

Yale University
Skills you'll gain: Clinical Trials, Software Development Life Cycle, Medical Devices, Usability, Medical Privacy, Quality Management, Regulatory Affairs, Verification And Validation, Regulatory Requirements, Biomedical Engineering, Risk Management, User Interface (UI), Software Design, Health Technology, Software Testing, Entrepreneurship, Artificial Intelligence and Machine Learning (AI/ML), User Research, Cybersecurity
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Validation, Extract, Transform, Load, Data Migration, Data Warehousing, Test Case, Consolidation, Data Integrity, Regression Testing, Data Integration, Data Transformation, Data Pipelines, Data Mapping, SQL, Analytics, Business Requirements
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Large Language Modeling, MLOps (Machine Learning Operations), Artificial Intelligence, Cloud Computing, Model Deployment, Cloud Infrastructure, AI Orchestration, Infrastructure Architecture, Data Infrastructure, Devops Tools, IT Infrastructure, Information Technology Operations, Deep Learning, Network Infrastructure, Hardware Architecture, Machine Learning, Data Centers, Computer Architecture
Beginner · Course · 1 - 4 Weeks

Coursera
Intermediate · Course · 1 - 4 Weeks