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.

Harvard Business Review
Skills you'll gain: Strategic Thinking, Strategic Leadership, Organizational Strategy, Innovation, Business Planning, Stakeholder Engagement, Business Strategy, Proactivity, Creative Thinking, Ideation, Creative Problem-Solving, Product Improvement, Growth Strategies, Critical Thinking, New Product Development, Problem Solving, Decision Making, Collaboration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), Mobile Development, Web Components, Cloud Applications, Cloud-Based Integration, Application Frameworks, Application Design, Server Side, Cross Platform Development, Serverless Computing, Development Environment, Real Time Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Modeling, Portfolio Risk, Risk Management, Bank Regulations, Operational Risk, Risk Analysis, Business Continuity, Business Risk Management, Financial Analysis, Financial Systems
Mixed · Course · 1 - 3 Months

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Capture, Data Analysis, Python Programming, Pandas (Python Package), NumPy, Data Visualization, Data Manipulation, Matplotlib, User Interface (UI) Design
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Threat Modeling, Role-Based Access Control (RBAC), Cloud Security, Data Governance, Secure Coding, Data Security, DevSecOps, Infrastructure as Code (IaC), Zero Trust Network Access, Application Security, Security Controls, Security Requirements Analysis, Data Quality, Cyber Security Policies, Security Engineering, Compliance Management, Identity and Access Management, Vulnerability Management
Intermediate · Course · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Cloud Deployment, Continuous Deployment, Model Evaluation, Data Preprocessing, Machine Learning, Applied Machine Learning, Data Validation, Feature Engineering, Data Quality, Debugging, Continuous Monitoring, Data Pipelines
Intermediate · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Musical Composition, Music, Instrumental Music, Peer Review, Music Performance, Education Software and Technology, World Music, Teaching, Classroom Management, Oral Expression, Storytelling, Cultural Responsiveness, Media Production, Active Listening, Writing, Creativity, Collaboration, Technology Solutions
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Timelines, Project Schedules, Calendar Management, Project Management, Time Management, Organizational Skills, Scheduling, Project Management Software, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Unity Engine, Debugging, Object Oriented Programming (OOP), Video Game Development, C# (Programming Language), Game Design, Computer Programming, Data Storage, Development Environment, User Interface (UI), Scripting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Patterns, Salesforce, Artificial Intelligence, Generative AI Agents, Agentic systems, Customer Relationship Management (CRM) Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Dashboard, Case Studies, Business Intelligence, Business Analytics, Analytics, Data Analysis, Market Dynamics, Data-Driven Decision-Making, Advanced Analytics, Descriptive Analytics, Predictive Analytics, Interactive Data Visualization, Regression Analysis, Customer Analysis, Revenue Management, Business Requirements, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Earned Value Management, Milestones (Project Management), Project Management Life Cycle, Project Schedules, Timelines, Communication Planning, Capacity Planning, Project Management Software, Project Management, Workflow Management, Stakeholder Management, Meeting Facilitation, Project Documentation, Stakeholder Communications, Dashboard, Backlogs, Project Planning, Jira (Software), Interviewing Skills, Collaboration
Beginner · Professional Certificate · 3 - 6 Months