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.

Coursera
Skills you'll gain: Sample Size Determination, Sampling (Statistics), Survey Creation, Quantitative Research, Research Design, Business Research, Data Collection, Statistical Methods, Statistics, Decision Making, Probability & Statistics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, AI Orchestration, Salesforce Development, Salesforce, Agentic Workflows, Generative AI Agents, Workflow Management, Agentic systems, Application Lifecycle Management, Generative AI, Performance Testing, Enterprise Architecture, Business Logic, Data Integration, Data Architecture, Model Evaluation, Automation, Data Security
Intermediate · Specialization · 1 - 3 Months

Arizona State University
Skills you'll gain: Oral Comprehension, Learning Management Systems, Education Software and Technology, Digital pedagogy, Teaching, Writing, Literacy, Technology Strategies, Grammar, English Language, Language Competency, Language Learning, digital literacy, Vocabulary, Innovation
Beginner · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Network Protocols, Encryption, Data Structures, Distributed Computing, Virtual Environment, Data Integrity, Emerging Technologies, Data Validation, Algorithms, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Google AR & VR
Skills you'll gain: Augmented Reality, Augmented and Virtual Reality (AR/VR), Virtual Environment, 3D Assets, Unity Engine, User Experience Design, Mobile Development, User Experience, Computer Vision, User Interface and User Experience (UI/UX) Design, User Flows
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Project, Management Reporting, Project Management Software, Timelines, Project Schedules, Microsoft 365, Project Controls, Project Implementation, Project Management, Project Coordination, Project Scoping, Project Design, Project Portfolio Management, Project Planning, Resource Allocation, Resource Management, Microsoft Office, Project Estimation, Productivity Software, User Interface (UI)
Mixed · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Agentic systems, AI Workflows, Hugging Face, CrewAI, Embeddings, Transfer Learning
Intermediate · Course · 3 - 6 Months

Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, ChatGPT, Responsible AI, AI Personalization, LLM Application, Ethical Standards And Conduct, Coaching, Constructive Feedback, Empathy, Emotional Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), GitHub, Animation and Game Design, Application Deployment
Advanced · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Apache Hadoop, Cloud Computing, Apache Spark, Web Services, Cloud Services, Cloud Computing Architecture, Cloud Infrastructure, PySpark, Cloud Applications, Cloud Platforms, Data Pipelines, Google Cloud Platform, Distributed Computing, Data Processing, Cloud Storage, Docker (Software), Virtualization, Containerization, Restful API, Data Architecture
Build toward a degree
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Competitive Analysis, Market Research, User Story, User Interface (UI), Competitive Intelligence, Usability, Persona Development, Microsoft Copilot, Product Development, Market Analysis, Product Management, Product Lifecycle Management, Design Thinking, Product Roadmaps, User Interface (UI) Design, Market Opportunities, Regulation and Legal Compliance, Data Ethics, Responsible AI, Data Governance
Beginner · Specialization · 3 - 6 Months