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.

Skills you'll gain: Apple iOS, Open Web Application Security Project (OWASP), Swift Programming, Mobile Security, Mobile Development, Secure Coding, IT Security Architecture, Application Security, Data Validation, Vulnerability Assessments, Cryptography, Application Programming Interface (API), JSON
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Model Evaluation, Data Preprocessing, Convolutional Neural Networks, Image Analysis, Diagnostic Radiology, Predictive Modeling, Risk Modeling, Statistical Machine Learning, Artificial Intelligence, Tensorflow, Applied Machine Learning, Medical Imaging, Machine Learning Methods, Deep Learning, Natural Language Processing, Medical Science and Research, Machine Learning, Magnetic Resonance Imaging, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: TCP/IP, Local Area Networks, Routing Protocols, Network Routing, Digital Communications, OSI Models, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Planning And Design, Network Security, Network Architecture, General Networking, Computer Networking, Network Infrastructure, Network Performance Management, Wireless Networks, Graph Theory, Telecommunications, Software-Defined Networking, Algorithms
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Generative AI Agents, Agentic systems, OpenAI API, AI Workflows, Performance Tuning, Real Time Data, Tool Calling, Prompt Engineering, Application Programming Interface (API), Business Logic, Software Architecture, Systems Integration, Context Management, Application Security
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Deep Learning, MLOps (Machine Learning Operations), Responsible AI, Model Evaluation, Data Ethics, Data Management, Project Management Life Cycle, Unsupervised Learning, Human Computer Interaction, User Experience Design, Classification And Regression Tree (CART), Data Quality, Model Deployment, Data Preprocessing, Human Centered Design, Machine Learning, Project Management, Product Management, Product Design, Data Science
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Go (Programming Language), Data Structures, Programming Principles, Context Management, Distributed Computing, Development Environment, Program Development, Maintainability, File Management
Beginner · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Customer Service, Service Recovery, Service Design, Personalized Service, Hospitality Services, Brand Loyalty, Customer experience improvement, Customer Relationship Building, Customer experience strategy (CX), Service Management, Operations Management, Operational Excellence, Customer Insights
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Dashboard, Business Intelligence, Interactive Data Visualization, Data Presentation, Data Storytelling, Business Analytics, Data Analysis, Data Visualization Software, Trend Analysis, Data Integration, Regional Sales, Market Analysis, Heat Maps, Data Sharing, Performance Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Embeddings, Workflow Management, Python Programming, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, ASP.NET, Postman API Platform, Application Programming Interface (API), API Design, Application Deployment, Web Development, Database Design, Authentications, API Testing, Microsoft Visual Studio, Data Modeling, Microsoft Azure, Secure Coding, Authorization (Computing), Maintainability, GitHub, Debugging, Version Control, Data Validation
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: End User Training and Support, User Accounts, Control Panels, Intranet, Workflow Management, Verification And Validation, Configuration Management, System Configuration, Communication Systems, Cross Platform Development, Digital Communications
Intermediate · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Musical Composition, Music, Instrumental Music, Peer Review, Music Performance, Education Software and Technology, World Music, Teaching, Classroom Management, Oral Expression, Storytelling, Cultural Responsiveness, Media Production, Active Listening, Writing, Creativity, Collaboration, Technology Solutions
Intermediate · Specialization · 3 - 6 Months