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.

Skillshare
Skills you'll gain: Photo Editing, Visual Storytelling, Computer Graphic Techniques, Graphic and Visual Design Software
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Data Processing, Distributed Computing, Performance Tuning, Big Data, Software Architecture, Scalability, Program Development, System Configuration, File I/O, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Governance, Role-Based Access Control (RBAC), Risking, Responsible AI, Governance, Data Management, Generative AI, Security Controls, AI Security, Data Quality, Data Access, Identity and Access Management, Benchmarking, Gap Analysis, Accountability, Analysis, Quality Assurance and Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Labor Compliance, Industrial Engineering, Manufacturing and Production, Process Mapping, Product Improvement, Team Management, Service Improvement, Coordinating, Manufacturing Processes, Safety Training, Operational Efficiency, Engineering
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Generative AI Agents, Prompt Engineering, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Artificial Intelligence, AI Security, Model Deployment, Large Language Modeling, Application Deployment, Development Environment, Security Testing, Responsible AI, Virtual Environment, Software Development, Python Programming, Software Testing, Microsoft Visual Studio, Computer Programming, Software Design
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Stakeholder Management, Stakeholder Engagement, People Analytics, Stakeholder Communications, Workforce Planning, Stakeholder Analysis, Human Resource Strategy, Human Resources, Organizational Strategy, Business Priorities, Organizational Structure, Communication Planning, Data Storytelling, Business Metrics, Matrix Management, Strategic Decision-Making, Reconciliation, Strategic Planning, Strategic Prioritization
Advanced · Course · 1 - 3 Months

STARWEAVER
Skills you'll gain: AI Personalization, System Monitoring, Generative AI, Data Processing, Extract, Transform, Load, Scalability, Large Language Modeling, Data Architecture, Data Pipelines, Context Management, Performance Tuning, Continuous Monitoring, Database Systems, Data Quality, Talent Pipelining, Process Optimization, Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Cascading Style Sheets (CSS), HTML and CSS, Usability, Javascript and jQuery, Hypertext Markup Language (HTML), Web Design and Development, Web Design, Web Development, Web Content, Front-End Web Development, Web Applications, Javascript, Design, JavaScript Frameworks, Interactive Learning
Mixed · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Word, Excel Macros, Microsoft 365, Collaborative Software, Document Management, Microsoft Windows, Productivity Software, Security Controls, Collaboration, Data Security, Technical Documentation, Productivity, Report Writing, Writing, Editing, Writing and Editing, Web Content Accessibility Guidelines, Web Content, Business Writing, Business Communication
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Matplotlib, Plot (Graphics), Data Visualization Software, Data Structures, Data Manipulation, Pandas (Python Package), NumPy, Data Processing, Data Wrangling, Python Programming
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Agile Methodology, Team Building, Scrum (Software Development), Team Oriented, Business Transformation, Sprint Retrospectives, Agile Project Management, Team Management, Team Performance Management, Cross-Functional Team Leadership, Change Management, Cross-Functional Collaboration, Sprint Planning, Organizational Change, Backlogs, Plan Execution, Overcoming Objections, Continuous Improvement Process, Process Improvement, Requirements Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Audit Working Papers, Accounts Payable, Auditing, Accounting Systems, Audit Planning, Financial Auditing, Standard Accounting Practices, Accounting Records, Auditors Report, Document Management, Transaction Processing, Verification And Validation, SAP Applications, Authorization (Computing), Asset Protection, Financial Controls, Invoicing, Internal Controls, Fraud detection, Payment Systems
Beginner · Course · 1 - 3 Months