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 London
Skills you'll gain: Organizational Change, Leadership and Management, Business Management, Innovation, Coordination, People Management, Organizational Structure, Business Transformation, Leadership, Personal Development, Goal Setting, Motivational Skills
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Feature Engineering, Applied Machine Learning, Machine Learning Methods, Machine Learning Algorithms, Deep Learning, Supervised Learning, Transfer Learning, Model Evaluation, Data Structures, Predictive Modeling, Artificial Intelligence and Machine Learning (AI/ML), Algorithms, Tensorflow, Keras (Neural Network Library), Machine Learning, Artificial Neural Networks, Performance Tuning, Convolutional Neural Networks, Unsupervised Learning, Programming Principles
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Predictive Analytics, Dashboard, Data Ethics, Responsible AI, Brand Strategy, Advanced Analytics, Market Intelligence, Persona Development, Strategic Marketing, Trend Analysis, Predictive Modeling, Competitive Intelligence, Analytics, Forecasting, Artificial Intelligence, Business Intelligence, Target Audience, Customer Insights, Natural Language Processing, Market Trend
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Prompt Engineering, User Story, New Product Development, Model Based Systems Engineering, Model Evaluation, Failure Analysis, Sustainable Business, Data Mining, Field-Programmable Gate Array (FPGA), Delegation Skills, Real-Time Operating Systems, Object Oriented Design, Project Schedules, Sampling (Statistics), Proposal Writing, Accountability, Data Ethics, Sustainability Reporting, Database Design, Supervised Learning
Earn a degree
Degree · 1 - 4 Years

Coursera
Skills you'll gain: Star Schema, Role-Based Access Control (RBAC), Power BI, Database Design, Data Modeling, Financial Modeling, Data Analysis Expressions (DAX), Authorization (Computing), Relational Databases, Financial Data, Data Security, Security Controls, Dashboard, Data Access, Model Deployment, Gross Profit
Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Creative Thinking, Design Thinking, Creativity, Emerging Technologies, Curiosity, Artificial Intelligence, Visionary, Innovation, Conceptual Design, Human Computer Interaction, Systems Thinking, Critical Thinking, Technology Strategies, Culture, Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Full-Stack Web Development, Server Side, Restful API, Angular, Middleware, Application Deployment, Authentications, Javascript, MongoDB, Application Programming Interface (API), Back-End Web Development, Front-End Web Development, JSON, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Peer Review, Dashboard, Data Visualization, Microsoft Excel, Data-Driven Decision-Making, Presentations, Pivot Tables And Charts, Data Visualization Software, Business Intelligence, Constructive Feedback, Financial Reporting, Business, Stakeholder Communications, Case Studies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Installation
Beginner · Course · 1 - 3 Months

Nanjing University
Skills you'll gain: Data Mining, Data Analysis, Case Studies, Statistical Analysis, Financial Data, Data Presentation, Data Processing, User Interface (UI), Object Oriented Programming (OOP), Data Capture, Pandas (Python Package), NumPy, Python Programming, Data Manipulation, Scripting
Mixed · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), API Design, CI/CD, Software Quality Assurance, Code Review
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Embeddings, Workflow Management, Python Programming, Data Validation
Beginner · Course · 1 - 4 Weeks