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

Macquarie University
Skills you'll gain: Information Privacy, Personally Identifiable Information, Data Security, Threat Modeling, Vulnerability Assessments, Cybersecurity, Vulnerability, Data Ethics, General Data Protection Regulation (GDPR), Cyber Risk, Data Governance, Data Integrity, Data Encryption Standard, Security Management, Security Software, Compliance Management, Risk Management, Data Access, Security Strategy, NIST 800-53
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Logo Design, Marketing Materials, Marketing Strategy and Techniques, Graphic Design, Branding, Color Theory, Product Design
Intermediate · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: Computer Vision, Vision Transformer (ViT), Convolutional Neural Networks, Image Analysis, Generative AI, Deep Learning, Augmented and Virtual Reality (AR/VR), Artificial Intelligence and Machine Learning (AI/ML), Computer Graphics, Autoencoders, Unsupervised Learning, 3D Assets
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Performance Management, Software Design Patterns, Java, Enterprise Architecture, Secure Coding, Model View Controller, Software Architecture, Application Security, Maintainability, Continuous Monitoring, Debugging, Scalability
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Terraform, Infrastructure as Code (IaC), Cloud Management, Google Cloud Platform, Cloud Computing, PostgreSQL, MySQL, Cloud Infrastructure, Proxy Servers, Database Design
Intermediate · Project · Less Than 2 Hours

O.P. Jindal Global University
Skills you'll gain: Digital Marketing, Web Analytics, Digital Advertising, Search Engine Marketing, Online Advertising, Google Analytics, Search Engine Optimization, Web Analytics and SEO, Google Ads, Marketing Channel, Social Media Marketing, Marketing Strategies, Keyword Research, Marketing Planning, Paid media, Marketing Analytics, Social Media, Advertising, Blogs, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: PHP (Scripting Language), File I/O, Web Applications, Responsive Web Design, MySQL, Web Design and Development, Server Side, HTML and CSS, Data Import/Export, Back-End Web Development, Database Development, Data Structures
Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Construction Management, Project Controls, Construction Estimating, Project Schedules, Change Control, Contract Management, Timelines, Occupational Safety And Health, Scheduling, Project Coordination, Project Documentation, Communication Planning, Project Planning, Safety Assurance, Cost Control, Arbitration
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Crisis Management, Incident Response, ChatGPT, Generative AI, AI Enablement, Cross-Functional Collaboration, Prompt Engineering, Cybersecurity, Scenario Testing, Hardening, Complex Problem Solving, Discussion Facilitation, Decision Making, Performance Analysis
Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Environmental Issue, Environmental Science, Climate Change Adaptation, Environment, Education and Training, Sustainable Development, Teaching, Systems Thinking, Collaboration
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Software Quality Assurance, Quality Assurance, Test Automation, Test Tools, Test Script Development, Acceptance Testing, Agile Software Development, Test Case, Software Testing, User Acceptance Testing (UAT), Agile Methodology, User Story, Agile Project Management, Automation, Analysis, Collaboration
Intermediate · Course · 1 - 4 Weeks