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.

Scrimba
Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, HTML and CSS, UI Components, Web Design and Development, Front-End Web Development, Cascading Style Sheets (CSS), Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Dashboard Creation, Data Ethics, Predictive Modeling, No-Code Development, Model Deployment, Data Visualization, Data Presentation, Responsible AI, Data-Driven Decision-Making, Interactive Data Visualization, Advanced Analytics, Product Improvement, Business Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Business Analytics, AI Enablement, Data Cleansing, Business Metrics, Predictive Analytics, Data Architecture
Beginner · Specialization · 1 - 3 Months
Starweaver
Skills you'll gain: Generative AI Agents, CrewAI, AI Orchestration, Generative AI, Agentic Workflows, AI Workflows, Agentic systems, Prompt Patterns, Tool Calling, LLM Application, AI Integrations, Large Language Modeling, Model Deployment, Responsible AI, Retrieval-Augmented Generation, Application Deployment, Collaboration, Data Integration, Job Evaluation, Logical Reasoning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SketchUp (3D Modeling Software), 3D Modeling, Visualization (Computer Graphics), Editing, Model Evaluation, Design Software, Software Installation, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Wireframing, Figma (Design Software), Collaborative Software, Prototyping, User Flows, User Interface (UI), UI Components, Information Architecture
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Journals, Storytelling, Visual Storytelling, Overcoming Obstacles, Creative Thinking, Creativity, Growth Mindedness, Resilience, Open Mindset, Color Theory, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Star Schema, Snowflake Schema, Database Theory, Databases, Database Management, Database Design, Relational Databases, Query Languages, Data Analysis, Data Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Minitab, Six Sigma Methodology, Lean Six Sigma, Root Cause Analysis, Statistical Process Controls, Data Analysis Software, Statistical Software, Process Improvement and Optimization, Project Scoping, Kaizen Methodology, Quality Improvement, Data-Driven Decision-Making, Project Design, Process Improvement, Solution Design, Waste Minimization, Project Documentation, Project Management, Lean Manufacturing, Quality Assessment
Beginner · Course · 3 - 6 Months

Skills you'll gain: Graphic and Visual Design, User Interface (UI) Design, Graphical Tools, Python Programming, Visualization (Computer Graphics), Computer Graphics, Computer Graphic Techniques, Application Programming Interface (API)
Mixed · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Systems Thinking, Systems Analysis, Critical Thinking and Problem Solving, Critical Thinking, Problem Solving, Complex Problem Solving
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: AI powered creativity, Adobe Firefly, Photo/Video Production and Technology, Multimedia, Content Creation, Digital Content, Business Process Automation, Media Production, ChatGPT, Image Quality, Video Production, Digital Assets, Course Development, AI Workflows, Post-Production, Email Marketing, Artificial Intelligence, Design and Product, Product Development, Writing
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Timelines, Document Management, Graphic Design, File Management, Collaborative Software, Data Management
Beginner · Guided Project · Less Than 2 Hours