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.

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cucumber (Software), Software Testing, Selenium (Software), Gherkin (Scripting Language), JUnit, Verification And Validation, Test Automation, Unit Testing, Security Testing, Regression Testing, Test Case, Software Development Tools, Testability, White-Box Testing, Behavior-Driven Development, Code Coverage, Performance Testing, Development Testing, Test Engineering
★ 4.2 (1K) · Intermediate · Specialization · 3 - 6 Months
University of California, Davis
Skills you'll gain: Materials science, Semiconductors, Engineering, Mechanical Engineering, Failure Analysis, Structural Analysis, Engineering Analysis, Electrical Engineering, Thermal Management, Mechanics, Electronics
★ 4.7 (4.5K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: C# (Programming Language), Software Architecture, .NET Framework, Object Oriented Design, Distributed Computing, Scalability, Object Oriented Programming (OOP), Software Design, Object-Relational Mapping, Microservices, MongoDB, Data Access, Model View Controller, Performance Tuning, Computer Programming, Maintainability, NoSQL, Event-Driven Programming
★ 4.5 (103) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Database Design, Data Presentation, Ggplot2, Data Visualization Software, Data Visualization, Relational Databases, Statistical Visualization, Data Collection, Predictive Modeling, Statistical Analysis, Data Analysis, Rmarkdown, Model Evaluation, Shiny (R Package), SQL, R (Software), Data Manipulation, Web Scraping
★ 4.5 (1.3K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard Creation, Model Deployment, Feature Engineering, PySpark, Data Import/Export, Big Data, Apache Spark, Data Governance, Apache Hadoop, Dashboard, Apache Kafka, Data Store, Cloud Services, Cloud Deployment, Data Access, Cloud API, Data Architecture, Data Quality, Data Cleansing, Machine Learning Methods
★ 4.6 (4.4K) · Intermediate · Specialization · 3 - 6 Months

Pearson
Skills you'll gain: Writing and Editing, Editing, Surveys, Research, Research Methodologies, Writing, Research Design, Qualitative Research, Research and Design, Investigation, Technical Writing, Technical Communication, Critical Thinking, Data Collection, Research Reports, Liberal Arts, Grammar, Learning Strategies, Interviewing Skills, Intellectual Property
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Technical Writing, Technical Documentation, Software Documentation, Technical Communication, Layout Design, Writing and Editing, Writing, Collaborative Software, Graphic and Visual Design, Augmented and Virtual Reality (AR/VR), Typography, Proofreading, Multimedia, Content Management, GitHub, Version Control
★ 4.3 (446) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Application Deployment, Workflow Management, IBM Cloud, No-Code Development, Self Service Technologies, Generative AI Agents, AI Personalization, Customer Service, Customer experience improvement, Generative AI, Context Management, Operational Efficiency, WordPress
★ 4.7 (3.8K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Version Control, Prompt Engineering, Prompt Engineering Tools, .NET Framework, Microsoft Visual Studio, Microsoft Development Tools, ASP.NET, Development Environment, Software Documentation, Secure Coding, Integrated Development Environments, Software Development Tools, C# (Programming Language), Unit Testing, LLM Application, Large Language Modeling, Application Design, Design Software, Data Security
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Cloud Infrastructure, Load Balancing, Prompt Engineering, Kubernetes, Network Monitoring, Prompt Engineering Tools, Containerization, Virtual Networking, Network Architecture, Infrastructure As A Service (IaaS), Prompt Patterns, Network Security, Cloud Platforms, Cloud Storage, Network Routing, Network Planning And Design, Virtual Private Networks (VPN), Hybrid Cloud Computing
★ 4.8 (2K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microservices, Spring Boot, Development Environment, Containerization, Spring Framework, Redis, Kubernetes, Java Programming, Docker (Software), Cloud-Native Computing, Apache Maven, API Gateway, Java, Software Architecture, Application Deployment, Apache Kafka, API Design, PostgreSQL, Prometheus (Software), Grafana
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Teamwork, Conflict Management, Diversity and Inclusion, Collaboration, Diversity Awareness, Team Collaboration, Decision Making, Collaborative Software, Interpersonal Communications, Social Skills, Cultural Diversity, Communication Strategies, Innovation, Communication, Culture, Digital Communications
★ 4.7 (3.7K) · Beginner · Course · 1 - 4 Weeks