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: 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

Skills you'll gain: Database Design, Relational Databases, Event-Driven Programming, Database Application, .NET Framework, Visual Basic (Programming Language), Maintainability, Service Management, Application Design, Business Logic, SQL, Data Validation, Debugging, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Jenkins, Kubernetes, Docker (Software), Devops Tools, DevOps, Continuous Integration, Containerization, Application Deployment, Cloud Deployment, GitHub, Version Control, System Configuration
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Dashboard, Key Performance Indicators (KPIs), Performance Measurement, Business Intelligence, Tableau Software, Performance Analysis, Performance Review, Gap Analysis, Business Metrics, Data-Driven Decision-Making, Data Presentation, Performance Improvement, Business Analytics, Performance Management, Business Analysis, Data Analysis, Accountability, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Variance Analysis, Cost Accounting, Operating Cost, Management Accounting, Profit and Loss (P&L) Management, Cost Estimation, Operational Analysis, Financial Statement Analysis, Resource Allocation, Cost Management, Performance Analysis, Decision Making
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Spring Boot, Software Architecture, API Gateway, Web Services, Object-Relational Mapping, Transaction Processing, Data Persistence, Service Oriented Architecture, Cloud Computing Architecture, JSON, YAML, Load Balancing, Unit Testing, Java Programming, Enterprise Application Management
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Model Evaluation, Model Deployment, Decision Tree Learning, Data Preprocessing, Classification Algorithms, Predictive Modeling, Random Forest Algorithm, Applied Machine Learning, Java, Program Evaluation, Machine Learning, Feature Engineering, Algorithms, Program Implementation, Business Development
Advanced · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Matlab, Algorithms, User Interface (UI), Object Oriented Programming (OOP), Mathematical Software, Computer Programming, Programming Principles, Application Development, Engineering Analysis, Scripting, Performance Tuning
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Google Analytics, Search Engine Optimization, Pay Per Click Advertising, Online Advertising, Web Analytics and SEO, Search Engine Marketing, Keyword Research
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Software Testing, System Testing, Database Design, Requirements Analysis, Test Case, Automation, Test Data, Enterprise Application Management, Databases, Application Design, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Organizational Change, Business Transformation, Mergers & Acquisitions, Change Management, Digital Transformation, Culture Transformation, Agile Methodology, Adaptability, Organizational Strategy, Business Leadership, Organizational Effectiveness, Strategic Planning, Organizational Structure, Innovation, Leadership, Human Resource Strategy, Business Strategies, Business Strategy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Redis, Data Persistence, NoSQL, Data Store, Operational Databases, Performance Tuning, Transaction Processing, Key Management, Server Administration, Data Structures, Data Storage, Real Time Data, Data Management, Event-Driven Programming, Scalability, Data Manipulation, Big Data, Query Languages, Data Modeling, Scripting
Beginner · Specialization · 1 - 3 Months