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.

Alex Genadinik
Skills you'll gain: Prompt Engineering, Search Engine Optimization, Web Analytics and SEO, Frontend Performance, AI Workflows, Content Optimization, Information Architecture, Vibe coding, Semantic Web, No-Code Development
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Computational Thinking, Data Science, Analysis, Probability & Statistics, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Context Protocol, Tool Calling, AI Integrations, Vector Databases, Agentic Workflows, Database Architecture and Administration, AI Security, LLM Application, Operational Databases, SQL, Generative AI Agents, Databases, Query Languages, Data Access, Embeddings, Retrieval-Augmented Generation, Agentic systems, System Implementation, Verification And Validation
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Architectural Design, Sustainable Development, Building Codes, Community Development, Land Development, Public Works, Sustainable Architecture, Land Management, Building Design, Sustainable Design, Sustainable Technologies, Economic Development, Construction, Environmental Issue, Climate Change Mitigation, Environmental Policy, Policy Development, Health Equity, Policy Analysis, Case Studies
Intermediate · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: SQL, Linux, Endpoint Security, Database Management, Incident Response, Relational Databases, Network Security, Database Systems, Vulnerability Scanning, Computer Security Incident Management, Security Management, Databases, Linux Administration, File Systems, Routing Protocols, OSI Models, Application Development, Remote Access Systems, Scripting, Scripting Languages
Beginner · Professional Certificate · 3 - 6 Months

Yale University
Skills you'll gain: Diagnostic Radiology, Medical Imaging, Radiology, Radiography, X-Ray Computed Tomography, Diagnostic Medical Sonography, Medical Ultrasonography, Magnetic Resonance Imaging, Diagnostic Tests, Image Analysis, Anatomy
Intermediate · Course · 1 - 3 Months

Technical University of Denmark (DTU)
Skills you'll gain: Biotechnology, Biological Engineering, Molecular, Cellular, and Microbiology, Manufacturing and Production, Process Engineering, Cell Cultures, Chemical Engineering, Bioinformatics, Production Process, Microbiology, Sustainable Technologies, Biochemistry, Sustainable Business, Cell Biology, Process Control, Sustainable Systems, Molecular Biology, Process Development
Beginner · Course · 1 - 3 Months
Skills you'll gain: Threat Modeling, Application Security, Security Engineering, Blockchain, Security Controls, Security Requirements Analysis, IT Security Architecture, Security Testing, Security Architecture Review, Data Security, Identity and Access Management, Vulnerability Assessments, Cryptographic Protocols, Cryptography, Threat Detection, Distributed Denial-Of-Service (DDoS) Attacks, Information Assurance, Public Key Infrastructure, Risk Analysis, Penetration Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Music, Media Production, Post-Production, Collaborative Software, Digital Signal Processing, Computer Hardware, Editing
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Prompt Engineering, Vector Databases, Embeddings, System Monitoring, Application Security, Fine-tuning, Artificial Intelligence, Model Evaluation
Intermediate · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Embedded Software, Embedded Systems, C (Programming Language), System Programming, Microarchitecture, Hardware Architecture, Software Design, C and C++, Computer Architecture, Maintainability, Event-Driven Programming, Debugging, Computer Hardware, Memory Management, Code Reusability, Secure Coding, Programming Principles, Data Structures, Peripheral Devices, Data Storage
Intermediate · Course · 1 - 3 Months

Beginner · Course · 1 - 4 Weeks