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.

Johns Hopkins University
Skills you'll gain: Request for Proposal, Conflict Management, Presentations, Technical Communication, Storytelling, Persuasive Communication, Communication Strategies, Organizational Strategy, Non-Verbal Communication, Proposal Writing, Business Communication, Team Building, Interpersonal Communications, Intercultural Competence, Verbal Communication Skills, Target Audience, Team Management, Business Writing, Strategic Communication, Strategic Thinking
Intermediate · Specialization · 3 - 6 Months

American Psychological Association
Skills you'll gain: Data Visualization, Descriptive Statistics, Plot (Graphics), Data Literacy, Graphing, Statistical Hypothesis Testing, Probability & Statistics, Statistical Inference, Quantitative Research, Statistics, Statistical Analysis, Sample Size Determination, Data Analysis, Sampling (Statistics), Exploratory Data Analysis, Scatter Plots, Correlation Analysis, Psychology, Research Design, Scientific Methods
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Prompt Engineering, AI Personalization, AI Security, Generative AI, Infrastructure as Code (IaC), Legal Risk, Requirements Analysis, Test Tools, Software Testing, ChatGPT, Risk Analysis, Sprint Planning, Software Development Tools, Software Development Life Cycle, User Interface and User Experience (UI/UX) Design, Automation, Software Documentation, Artificial Intelligence, Software Architecture, Software Development Methodologies
Beginner · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Semiconductors, Finite Element Methods, Medical Devices, Materials science, Electronics Engineering, Laboratory Testing, Electronics, Quality Assurance, Process Control, Biomedical Engineering, Electronic Systems, Manufacturing Processes, Electrical Engineering, Electronic Components, Computer Architecture, Process Engineering, Mechanical Engineering, Emerging Technologies, Simulation and Simulation Software, Design Specifications
Intermediate · Specialization · 3 - 6 Months

École normale supérieure
Skills you'll gain: Infographics, Geospatial Mapping, Data Mapping, Graphic and Visual Design, Graphics Software, Color Theory
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Relational Databases, Databases, Application Development, SQL, Object Oriented Programming (OOP), Data Structures, File I/O, Software Development, Command-Line Interface, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Generative AI, Video Production, Photo/Video Production and Technology, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Digital Content, Content Creation, Video Editing, Social Media Content, Marketing, Creative Design, Business, Marketing Automation, HR Tech, Content Marketing, Design and Product, Education and Training, Influencing, Digital Marketing, Personal Development
Beginner · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Canva (Software), No-Code Development, Lead Generation, Content Creation, Gemini, Email Marketing, Generative AI, ChatGPT, Social Media, Digital Marketing, TikTok, Instagram, Product Design, Artificial Intelligence, Web Design and Development, Video Production
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Test Case, Test Data, Authentications, Java
Mixed · Course · 1 - 4 Weeks

The University of Tokyo
Skills you'll gain: Strategic Thinking, Entrepreneurship, Interviewing Skills, Design Thinking, Customer Insights, Ideation, User Feedback, User Research, Product Development, Presentations, Business Planning, Market Opportunities, Team Management, Fundraising, Product Management, Growth Strategies
Beginner · Course · 1 - 3 Months

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Application Programming Interface (API), Google Cloud Platform, Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Cloud Deployment, OAuth, YAML, Restful API, Load Balancing, Configuration Management
Intermediate · Specialization · 3 - 6 Months

University of Glasgow
Skills you'll gain: Responsible AI, digital literacy, Digital pedagogy, Education Software and Technology, Generative AI, Artificial Intelligence, Data Ethics, Emerging Technologies, Instructional Design, Case Studies, Problem Solving, Critical Thinking, Social Impact
Beginner · Course · 1 - 4 Weeks