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.

Coursera
Skills you'll gain: Financial Modeling, Variance Analysis, Key Performance Indicators (KPIs), Bookkeeping, Financial Forecasting, Revenue Forecasting, Budget Management, Financial Statement Analysis, Business Reporting, Dashboard, Capital Budgeting, Financial Controls, Financial Reporting, Financial Analysis, Process Improvement, Financial Services, Financial Data, Investments, Predictive Analytics, Data-Driven Decision-Making
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Rust (Programming Language), Back-End Web Development, System Programming, Web Frameworks, Web Development, Web Servers, Software Documentation, Scalability, Maintainability, Secure Coding, Debugging, Application Development, Authentications, Authorization (Computing)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Docker (Software), Containerization, Restful API, User Interface (UI), HTML and CSS, Node.JS, MongoDB, Database Management, Databases, JavaScript Frameworks, Web Applications, Web Development, Web Development Tools, Back-End Web Development, Full-Stack Web Development, Application Development, Javascript, GitHub
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Workplace inclusivity, Diversity Equity and Inclusion Initiatives, Empowerment, Resilience, Personal Development, Self-Awareness, Teamwork, Collaboration, Constructive Feedback, Relationship Building, Active Listening, Interpersonal Communications
Beginner · Course · 1 - 4 Weeks

IESE Business School
Skills you'll gain: Lean Methodologies, Workforce Management, Service Improvement, Operations Management, Operational Performance Management, Business Process Management, Process Optimization, Service Management, Operational Efficiency, Process Analysis, Sustainable Business, Capacity Management, Customer experience improvement, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Advertising, Social Media Marketing, Marketing Design, Social Media Content, Facebook, Social Media, Graphic Design, Instagram, Branding, Design, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, HTML and CSS, Front-End Web Development, Web Development Tools, Web Design and Development, Bootstrap (Front-End Framework), React.js, Javascript, UI Components, JavaScript Frameworks, Web Components, Software Development Tools, Semantic Web
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Relationship Management (CRM) Software, Customer Relationship Management, Customer experience strategy (CX), Customer Success Management, Customer Acquisition Management, Customer Analysis, Customer Data Management, Brand Loyalty, Customer Retention, Customer Engagement, Organizational Strategy, Marketing Automation, Case Studies, Value Propositions, Market Analysis, Portfolio Management, Analysis, Business Strategy, Competitive Analysis, Spatial Data Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Animations, Human Machine Interfaces, Control Systems, Real-Time Operating Systems, Visualization (Computer Graphics), Control Panels, Test Tools, Interactive Design, Automation Engineering, Program Development, Automation, Simulations, System Monitoring, Electrical Wiring, Computational Logic, Simulation and Simulation Software, User Interface (UI) Design, Network Troubleshooting, User Feedback
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Non-Verbal Communication, Interpersonal Communications, Technical Communication, Verbal Communication Skills, Target Audience, Strategic Communication, Communication, Business Communication, Persuasive Communication, Technical Management, Professional Development, Leadership, Organizational Leadership, Active Listening, Organizational Structure, Presentations
Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: React Native, Mobile Development, GitHub, User Interface and User Experience (UI/UX) Design, Version Control, Wireframing, UI Components, User Flows, Data Store, JSON, Development Environment, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Power Apps Component Framework, Document Management, Microsoft Power Platform, Data Entry, Excel Formulas, Microsoft 365, Application Design, Cloud Applications
Beginner · Guided Project · Less Than 2 Hours