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.

Northeastern University
Skills you'll gain: Engineering Management, Project Risk Management, Innovation, Risk Management, Project Management, Project Design, Project Management Life Cycle, Cost Management, Creativity, Planning, Organizational Structure, Project Planning, Creative Thinking, Budgeting, Work Breakdown Structure, Leadership and Management, Organizational Strategy, Agile Methodology, Resource Allocation
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Applied Machine Learning, Machine Learning, AI Enablement, MLOps (Machine Learning Operations), Technology Roadmaps, Data-Driven Decision-Making, Artificial Intelligence and Machine Learning (AI/ML), Business Analytics, Business Solutions, Organizational Strategy, AI Product Strategy, Organizational Change, Product Roadmaps, Feasibility Studies, System Requirements, Solution Design, Training Programs
Beginner · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Control Systems, Numerical Analysis, Simulations, Engineering Analysis, Mathematical Modeling, Linear Algebra, Differential Equations, Applied Mathematics
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: White-Box Testing, Software Testing, Risk Analysis, Code Coverage, Test Case, Unit Testing, Test Engineering, Test Planning, Integration Testing
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Marketing Automation, Social Media Content, Generative AI
Beginner · Course · 1 - 3 Months

Skills you'll gain: Predictive Modeling, Data Preprocessing, Data Visualization, Model Evaluation, Machine Learning Methods, Feature Engineering, Game Design, Data Science, Animation and Game Design
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Application Deployment, React.js, Event-Driven Programming, User Interface (UI), Web Applications, Application Development, Web Development, Cascading Style Sheets (CSS), Javascript, JSON, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Internet Of Things, Network Security, Application Security, Security Engineering, Information Systems Security, Data Security, Cloud Services, Infrastructure Security, Cloud Computing, Application Design, Time Series Analysis and Forecasting, Encryption, Cryptography, Data Analysis, Identity and Access Management, Data Integrity, Authentications, Vulnerability Assessments
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Photo/Video Production and Technology, Promotional Materials, Marketing Materials, Presentations, Writing, Layout Design, Copywriting, Music, Content Creation, Branding, Design, Target Audience, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, LLM Application, AI Workflows, AI Orchestration, No-Code Development, OpenAI API, Tool Calling, Generative AI Agents, Vector Databases, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Keyword Research, Search Engine Optimization, Target Audience, Blogs, Web Analytics and SEO, Content Strategy, Social Media Strategy, Content Creation, Web Content
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Wireless Networks, Network Planning And Design, Cloud Management, Network Infrastructure, Network Performance Management, Network Architecture, Networking Hardware, General Networking, Identity and Access Management, Network Troubleshooting, System Configuration, User Accounts
Intermediate · Course · 1 - 4 Weeks