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: Responsible AI, Risking, Data Ethics, MLOps (Machine Learning Operations), Model Deployment, AI Enablement, AI Product Strategy, System Monitoring, Model Evaluation, Performance Tuning, Compliance Management, Technology Roadmaps, Prompt Engineering, Machine Learning, Risk Management, Generative AI, Data-Driven Decision-Making, Performance Analysis, Statistical Analysis, Cross-Functional Collaboration
Intermediate · Course · 3 - 6 Months

Skills you'll gain: HubSpot CRM, Social Media Marketing, Market Research, Surveys, Marketing Automation, Marketing, Customer Relationship Management, Brand Awareness, Social Media Management, Marketing Strategies, Marketing Effectiveness, Research Methodologies, Market Analysis, Customer Insights, Social Media Campaigns, Customer Acquisition Management, Customer Data Management, Customer Communications Management, Content Management, Analytics
Beginner · Course · 1 - 3 Months

Skills you'll gain: JUnit, Java Programming, Unit Testing, Java, Software Testing, Quality Assurance, Test Case, Software Development, Application Development, Data Validation, Object Oriented Programming (OOP), Debugging, User Interface (UI), Command-Line Interface, Data Modeling, Requirements Analysis
Mixed · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: No-Code Development, Vibe coding, Application Deployment, Web Design and Development, AI Enablement, Cloud Hosting, Prompt Engineering, Creative Design
Mixed · Course · 1 - 3 Months

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

Skills you'll gain: Verification And Validation, Data Pipelines
Intermediate · 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

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

PracticalGrowth
Skills you'll gain: Meeting Facilitation, Team Motivation, Succession Planning, Employee Retention, Recognizing Others, Team Performance Management, Constructive Feedback, Team Leadership, Performance Management, Employee Engagement, Talent Management, Coaching, People Management, Operational Excellence, Decision Making, Prioritization, Stakeholder Management, Project Documentation, Change Management, Conflict Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Interface (UI) Design, Human Computer Interaction, Interactive Design, Usability, Software Design, Application Development, Software Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Financial Data, Regression Analysis, Statistical Modeling, Financial Analysis, Decision Tree Learning, Credit Risk, Predictive Modeling, Portfolio Management, Statistics, Portfolio Risk, Statistical Analysis, Statistical Methods, Model Evaluation, Supervised Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Extract, Transform, Load, Data Migration, Data Warehousing, Test Case, Consolidation, Data Integrity, Data Mart, Data Transformation, Data Pipelines, SQL, Analytics, Business Requirements
Mixed · Course · 1 - 4 Weeks