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.

Whizlabs
Skills you'll gain: Supervised Learning, Unsupervised Learning, MLOps (Machine Learning Operations), Applied Machine Learning, Model Evaluation, AWS SageMaker, Data Preprocessing, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Cloud Computing, Azure DevOps, Model Deployment, Microsoft Azure, Amazon Web Services, Deep Learning, Data Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Driven Development (TDD), Code Review, Continuous Delivery, Software Development Tools, Site Reliability Engineering, Regression Testing, Event Monitoring, Unit Testing, API Testing, Integration Testing, Incident Response, Performance Testing, Root Cause Analysis, Distributed Computing, CI/CD, Microservices
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vector Databases, Retrieval-Augmented Generation, Performance Tuning, Data Migration, Data Infrastructure, Prompt Patterns, Query Languages, Agentic systems, Data Integrity, Scalability, Performance Testing, Embeddings, Database Management, AI Workflows, Prompt Engineering, Data-Driven Decision-Making, Docker (Software), LangChain, Data Modeling, Metadata Management
Intermediate · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Marketing Psychology, Marketing Planning, Marketing Strategies, Blogs, Marketing, Web Analytics and SEO, Marketing Effectiveness, Podcasting, Video Production, Growth Strategies, Social Media Content, Search Engine Optimization, Marketing Channel, Content Creation, Advertising Campaigns, Product Promotion, Digital Advertising, Marketing Automation, Case Studies, Professional Networking
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Large Language Modeling, Database Design, LLM Application, Software Documentation, Software Design Patterns, Collaborative Software, Software Testing, OpenAI API, Application Design, Generative AI, Database Management, AI Enablement, Code Review, Software Architecture, System Design and Implementation, Dependency Analysis, Software Engineering, Software Development, Machine Learning
Beginner · Professional Certificate · 1 - 3 Months

Skills you'll gain: Database Design, Relational Databases, Database Management, Database Application, Requirements Analysis, Application Deployment, C# (Programming Language), Data Validation, ASP.NET, SQL, .NET Framework, System Requirements, Business Requirements, Full-Stack Web Development, Application Development, Business Logic, Software Development Life Cycle, Data Management, User Interface (UI) Design, Systems Development
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: PyTorch (Machine Learning Library), Deep Learning, Performance Analysis, Artificial Neural Networks, Resource Utilization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Ads, Pay Per Click Advertising, Advertising Campaigns, Performance marketing, Data-Driven Decision-Making, Campaign Management, Digital Advertising, Performance Analysis, Search Engine Marketing, Keyword Research, Marketing Planning, Account Management, Copywriting, Quality Assessment
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Word, Microsoft Office, Excel Macros, Microsoft Windows, Productivity Software, Document Management, Writing and Editing, Computer Literacy, Business Writing, Technical Documentation, Web Content, Proofreading, Collaborative Software, Writing, Collaboration, Editing, Web Content Accessibility Guidelines, Report Writing, Business Communication, Productivity
Beginner · Specialization · 3 - 6 Months
University of Pennsylvania
Skills you'll gain: Operations Management, Operational Efficiency, Process Analysis, Process Management, Process Improvement, Lean Methodologies, Workflow Management, Continuous Improvement Process, Capacity Planning, Quality Management, Supply Chain Management, Inventory Management System, Statistical Process Controls, Process Flow Diagrams, Root Cause Analysis
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Embedded Systems, Internet Of Things, Embedded Software, Network Protocols, Wireless Networks, Computer Hardware, Network Architecture, System Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Software Architecture, .NET Framework, Distributed Computing, Scalability, Object Oriented Programming (OOP), Object-Relational Mapping, Microservices, Debugging, MongoDB, Data Access, Model View Controller, Performance Tuning, Computer Programming, Maintainability, NoSQL
Intermediate · Course · 1 - 4 Weeks