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: Responsive Web Design, Search Engine Optimization, Web Content Accessibility Guidelines, HTML and CSS, Web Design and Development, Web Analytics and SEO, Web Development, Javascript, Frontend Performance, Browser Compatibility
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Health Policy, Public Health, Systems Thinking, Health Promotion, Program Evaluation, Health Systems, Health Care Administration, Health Education, Health Equity, Epidemiology, Public Affairs, Community Health, Social Determinants Of Health, Advocacy, Media and Communications, Collaboration, Communication
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Internet Of Things, Network Protocols, Computer Networking, Wireless Networks, Information Systems Security, Cybersecurity, Real-Time Operating Systems, Emerging Technologies, Software-Defined Networking, Cryptography, Cloud Platforms, Encryption, Market Dynamics, Operational Efficiency
Intermediate · Course · 1 - 3 Months
Scrum Alliance
Skills you'll gain: Culture Transformation, Organizational Change, Business Transformation, Organizational Structure, Agile Product Development, Agile Project Management, Agile Methodology, Agile Software Development, Leadership and Management, Employee Coaching, Strategic Leadership, Organizational Leadership, Coaching, Leadership, Business Leadership, Business Process Improvement, Team Leadership, Organizational Strategy, Business Management, Business Strategy
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Databases, Web Applications, Application Frameworks
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Performance Testing, Maintainability, Software Testing, Code Review, Software Technical Review, Security Testing, Test Planning, Software Quality Assurance, Test Tools, White-Box Testing, Regression Testing
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Script Development, Test Data, Test Case, JSON, API Testing, Scenario Testing, Mockups
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: JavaScript Frameworks, Vue.JS, Front-End Web Development, Responsive Web Design, React.js, Web Development Tools, Application Programming Interface (API), HTML and CSS, Angular, Cascading Style Sheets (CSS), Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Prompt Engineering, LLM Application, AI Workflows, Generative AI Agents, Front-End Web Development, Context Management, Vector Databases, Data Integration, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Convolutional Neural Networks, Tensorflow, Image Analysis, Computer Vision, NumPy, Data Processing, Feature Engineering, Google Cloud Platform, Cloud Computing
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Color Theory, Javascript, Front-End Web Development, User Interface (UI) Design, Web Development, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Data-Driven Decision-Making, Strategic Decision-Making, Product Management, Customer Insights, Data Analysis, Forecasting, A/B Testing, Business Analytics, Analytics, Prioritization, Statistical Analysis, Business Metrics, User Research, Customer Retention, Machine Learning Methods, Root Cause Analysis, Statistical Methods, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months