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.

LearnKartS
Skills you'll gain: Retrieval-Augmented Generation, AI Security, AI Workflows, Model Context Protocol, Application Deployment, AI Orchestration, System Monitoring, Security Controls, Prompt Engineering, Containerization, Automation, Cloud Deployment, Data Migration, Model Evaluation, Docker (Software), Verification And Validation, Configuration Management, Debugging
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Digital Assets, FinTech, Business Planning, Plan Execution, Agentic systems, Strategic Thinking, Business Strategy, Strategic Decision-Making, Payment Systems, Governance, Financial Inclusion, Financial Services, Strategic Partnership, Financial Regulation, Ledgers (Accounting), Work Breakdown Structure, Design Elements And Principles, Cryptography, Emerging Technologies
Beginner · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Rust (Programming Language), Algorithms, Performance Tuning, Theoretical Computer Science, Performance Testing, Data Structures, Python Programming, Memory Management, Verification And Validation, Computer Programming Tools
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Debugging, Programming Principles, Algorithms, Video Game Development, Computer Programming Tools, Game Design, Computer Programming, Program Development, Animation and Game Design, Interactive Design, Computer Science
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Maintenance, Repair, and Facility Services, Geospatial Information and Technology
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Reinforcement Learning, Deep Learning, Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), Computational Logic, Model Evaluation, Markov Model, Responsible AI, Machine Learning Algorithms, Decision Intelligence, AI Workflows, Model Optimization, Artificial Intelligence, Agentic systems, Machine Learning, Algorithms, Artificial Neural Networks, Statistical Machine Learning, Theoretical Computer Science, Applied Mathematics
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Django (Web Framework), Restful API, AI Personalization, Payment Processing, Product Assortment, Credit/Debit Card Processing, Merchant Services, Content Management Systems, Blogs, API Design, Application Deployment, Order Management, Merchandise Maintenance, User Accounts, Data Sharing, Web Applications, Web Frameworks, Python Programming, Ajax, Javascript
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: 3D Modeling, 3D Assets, Design Elements And Principles, Computer Graphics, Visualization (Computer Graphics), Design Software, Computer-Aided Design, Design, Architectural Design, User Interface (UI)
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Content Marketing, Content Strategy, Content Development and Management, Marketing Strategies, Competitive Analysis, Marketing Planning, Content Performance Analysis, Target Audience, Content Creation, Marketing, Content Optimization, Brand Marketing, Brand Strategy, Branding, Content Scheduling, Marketing Analytics, Key Performance Indicators (KPIs), Brand Management, Journey Mapping, Web Analytics and SEO
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Role-Based Access Control (RBAC), Oracle Databases, Identity and Access Management, Performance Tuning, Data Modeling, Enterprise Modeling, Data Architecture, Data Persistence, Security Controls, Query Languages, Dashboard, Data Governance, Data Access, Business Intelligence, Performance Analysis, Analytics, Security Management, Business Logic, Data Presentation
Advanced · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: R Programming, R (Software), Statistical Analysis, Statistical Methods, Statistical Modeling, Statistical Inference, Data Analysis, Quantitative Research, Correlation Analysis, Regression Analysis, Logistic Regression, Research Design, Probability
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Email Marketing, Copywriting, Conversion Funnel Analysis, Email Automation, Marketing Automation, Persuasive Communication, Driving engagement, Writing, Marketing, Editing, Content Performance Analysis, Value Propositions, Marketing Psychology, Target Audience, Promotional Strategies, Analysis, Creative Design, Drive Engagement
Beginner · Course · 1 - 4 Weeks