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: Construction Engineering, Building Codes, Engineering, Scientific, and Technical Instruments, Structural Engineering, Structural Analysis, Engineering Analysis, Construction, Engineering Calculations, Simulation and Simulation Software, Finite Element Methods, Civil Engineering, Construction Management, Mathematical Software, Engineering Practices, Environmental Monitoring, Safety Standards, Civil and Architectural Engineering, Failure Analysis, Engineering Design Process, Laboratory Testing
★ 4.4 (10) · Advanced · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authorization (Computing), Cyber Risk, Authentications, Continuous Monitoring, Threat Management, Security Controls, Application Security, Secure Coding, System Monitoring, Cryptographic Protocols, Cryptography, Event Monitoring, Data Security, Identity and Access Management, Role-Based Access Control (RBAC), Hardening
★ 4.6 (26) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Video Editing, Canva (Software), Video Production, Photo/Video Production and Technology, Marketing Materials, Post-Production, Visual Storytelling, Content Creation, Digital Content, Animations, Multimedia, Content Optimization, Storytelling, Typography, Branding, Driving engagement
★ 4.4 (7) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Prompt Engineering, Prompt Patterns, Retrieval-Augmented Generation, LLM Application, Generative AI Agents, AI Workflows, LangChain, Model Context Protocol, Vector Databases, AI Orchestration, Agentic Workflows, Tool Calling, Artificial Intelligence and Machine Learning (AI/ML), LangGraph, Large Language Modeling, Agentic systems, Embeddings, Model Deployment, AI Integrations, Artificial Intelligence
★ 2.4 (7) · Intermediate · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard Creation, Business Reporting, Data Transformation, Business Intelligence, Data Visualization Software, Business Intelligence Software, Dashboard, Data Analysis, Microsoft Excel, Data Visualization, Data Cleansing, Data Modeling, Data Analysis Software, Microsoft PowerPoint, Microsoft 365, Microsoft Office, Collaboration, Data Import/Export
★ 4.4 (19) · Intermediate · Specialization · 3 - 6 Months

Dartmouth College
Skills you'll gain: Digital Transformation, Customer experience strategy (CX), Data Strategy, Business Transformation, Data-Driven Decision-Making, Analytics, Data Literacy, Business Analytics, Internet Of Things, Cloud Computing, Scalability, Automation, Business Modeling, Technology Strategies, Strategic Decision-Making, Data Analysis, Innovation, Organizational Leadership, Business Metrics, AI Workflows
★ 4.8 (25) · Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Stakeholder Engagement, Project Planning, Stakeholder Management, Planning, Conflict Management, Project Management, Project Scoping, Leadership and Management, Stakeholder Communications, Scope Management, Project Controls, Project Documentation, Coordinating, Stakeholder Analysis, Influencing, Organizational Structure
★ 4.9 (84) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Web Development Tools, Development Environment, Frontend Integration, Software Development Tools, Program Development, Integrated Development Environments, Application Deployment, Transaction Processing, Application Design, Front-End Web Development, Event-Driven Programming, Development Testing, Javascript, Network Architecture
★ 5 (50) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Hibernate (Java), Java Programming, Spring Boot, Java, Object-Relational Mapping, Database Management, Application Frameworks, Data Access, Apache Maven, SQL, Object Oriented Programming (OOP), Data Persistence, Functional Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Game Design, Object Oriented Programming (OOP), Video Game Development, Object Oriented Design, Computer Graphics, Computer Graphic Techniques, Debugging
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Videography, Photo/Video Production and Technology, Video Production, Cinematography, Visual Storytelling, Media Production, Storytelling, Editing, Design Elements And Principles
★ 4.8 (39) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Pipelines, Analytical Skills, Data Preprocessing, Ideation, Exploratory Data Analysis, Model Evaluation, Technical Writing, Technical Communication
★ 4.4 (33) · Intermediate · Course · 1 - 4 Weeks