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.

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Security, Network Protocols, Network Architecture, Network Performance Management, Network Monitoring, Role-Based Access Control (RBAC), Network Troubleshooting, Network Administration, Computer Networking, TCP/IP, Network Planning And Design, Cybersecurity, Routing Protocols, Firewall, Network Routing, Network Analysis, IT Infrastructure, Cloud Computing, Automation
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Sustainability Reporting, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Sustainable Development, Sustainable Systems, Sustainability Standards, Business Reporting, Annual Reports, Strategic Leadership, Leadership, Social Impact, Organizational Structure, Climate Change Mitigation, Marketing Management, Accounting, Marketing, Communication
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Adobe Firefly, Adobe Express, Ideation, Adobe Acrobat, Presentations, Generative AI, Content Creation, Creative Thinking, Adobe Photoshop, Creativity, Prompt Engineering, Adobe Illustrator, Storytelling, Visual Design, Graphic Design, Design, Branding, Artificial Intelligence, Communication, Digital Marketing
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Spring Boot, Hibernate (Java), Web Applications, Application Development, Restful API, Application Frameworks, Bootstrap (Front-End Framework), Development Environment, Model View Controller, Java Platform Enterprise Edition (J2EE), Authentications, User Interface (UI), Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ServiceNow, Information Technology Infrastructure Library, IT Service Management, Problem Management, Service Management, Information Technology Operations, Digital Transformation, Change Control, Issue Tracking, Configuration Management, Computer Security Incident Management, Self Service Technologies, Change Requests, Automation, Service Level, Problem Solving, Design, Order Fulfillment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS SageMaker, AWS Identity and Access Management (IAM), Amazon Web Services, Model Deployment, Image Analysis, Amazon Elastic Compute Cloud, Amazon S3, Machine Learning Algorithms, Data Preprocessing, Convolutional Neural Networks, Computer Vision, Deep Learning, Machine Learning
Advanced · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Quality Management, Lean Methodologies, Process Improvement, Operations Management, Process Management, Performance Improvement, Supply Chain Management, Supply Chain, Business Process, Process Analysis, Waste Minimization, Operational Efficiency, Quality Assessment, Project Management, Six Sigma Methodology, Healthcare Industry Knowledge
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Relationship Management (CRM) Software, Customer Relationship Management, Customer experience strategy (CX), Customer Success Management, Customer Acquisition Management, Customer Analysis, Customer Data Management, Brand Loyalty, Customer Retention, Customer Engagement, Organizational Strategy, Marketing Automation, Case Studies, Value Propositions, Market Analysis, Portfolio Management, Analysis, Business Strategy, Competitive Analysis, Spatial Data Analysis
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Anthropic Claude, OpenAI API, Prompt Engineering, LLM Application, Generative AI, Large Language Modeling, Multimodal Prompts, Artificial Intelligence, Responsible AI, Cloud Deployment, Restful API, API Design
Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Performance Appraisal, Recruitment, Training and Development, Employee Onboarding, Employee Training, Talent Acquisition, Workforce Development, Human Resources, Business Ethics, Negotiation, Employee Performance Management, Adaptability, Conflict Management, Organizational Development, Organizational Structure, Qualitative Research, Organizational Leadership, Leadership, Decision Making, Team Performance Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Full-Stack Web Development, UI Components, User Interface (UI), MySQL, User Interface (UI) Design, Object Oriented Programming (OOP), Event-Driven Programming, Database Design, Application Deployment, Application Design, Python Programming, Application Development, Database Management, Graphical Tools, Database Application, Databases, Software Design, Computer Graphics, Development Environment, SQL
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Work Breakdown Structure, Agile Methodology, Agile Project Management, Project Documentation, Quality Management, Project Management Life Cycle, Project Management, Kanban Principles, Waterfall Methodology, Project Planning, Earned Value Management, Project Schedules, Scaled Agile Framework, Organizational Structure
Intermediate · Course · 1 - 4 Weeks