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.

Board Infinity
Skills you'll gain: Usability Testing, Software Testing, Software Quality (SQA/SQC), Test Planning, Human Centered Design, User Experience Design, Technical Communication, User Research, UI/UX Research, User Interface (UI), Web Content Accessibility Guidelines, Stakeholder Engagement
Advanced · Course · 1 - 4 Weeks
Kennesaw State University
Skills you'll gain: Trustworthiness, Brand Loyalty, Customer Retention, Customer Relationship Building, Consultative Approaches, Honesty, Strategic Partnership, B2B Sales, Business Relationship Management, Personal Attributes, Automation, Digital Transformation, Collaboration, Adaptability
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Organizational Change, Change Management, Business Transformation, Culture Transformation, Organizational Leadership, Digital Transformation, Business Leadership, Organizational Effectiveness, Leadership, Stakeholder Analysis, Stakeholder Management, Communication Strategies, Strategic Communication, Collaborative Software, Stakeholder Engagement, Team Building, Communication, Adaptability, Google Workspace, Planning
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Generative AI Agents, HubSpot CRM, Customer Relationship Management (CRM) Software, Sales Development, Sales Process, Business Process Automation, Sales Management, Customer Relationship Management, Lead Generation, Workflow Management, Process Analysis, Sales Strategy, Sales, Automation, Data Entry, Operational Efficiency, Business Process Management, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Public Key Infrastructure, Cloud Security, Hardening, Security Engineering, Infrastructure Security, Application Security, Information Systems Security, Network Security, Cyber Security Assessment, System Configuration, Cryptography, Encryption, Mobile Security
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Quality Assurance, Software Quality Assurance, Test Planning, Test Case, Continuous Integration, DevOps, Software Testing, Regression Testing, Test Execution Engine, Software Engineering Tools, Agile Methodology, Issue Tracking, Risk Management Framework, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), Postman API Platform, Authentications, API Testing, Authorization (Computing), Restful API, Secure Coding, Java Programming, Application Design, Spring Boot, User Accounts, API Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Social Media Management, Social Media Content, Social Media Marketing, Facebook, Social Media Strategy, Target Audience, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: PL/SQL, Oracle Databases, SQL, Stored Procedure, Data Access, Database Design, Programming Principles, Debugging, Relational Databases, Maintainability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Computer Vision, NumPy, Matplotlib, Convolutional Neural Networks, Deep Learning, Pandas (Python Package), Image Analysis, Python Programming, Artificial Neural Networks, Data Manipulation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Image Analysis, Cloud API, Google Cloud Platform, Applied Machine Learning, Computer Vision, Application Programming Interface (API), Machine Learning
Intermediate · Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Database Management Systems, Database Design, Database Architecture and Administration, Database Application, Relational Databases, SQL, Data Modeling, Query Languages, Data Integrity, Data Manipulation, Data Security
Build toward a degree
Beginner · Course · 1 - 3 Months