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.

Coursera
Skills you'll gain: Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, Scalability, Data Access, Security Controls, Document Management, Security Management, Collaborative Software, Content Management, Data Security, Data Management, Data Governance, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Estate Planning, Portfolio Risk, Wealth Management, Risk Management, Portfolio Management, Investment Management, Tax Planning, Financial Planning, Asset Management, Risk Appetite, Personalized Service, Tax, Financial Analysis, Behavioral Economics, Financial Modeling, Simulation and Simulation Software
Beginner · Course · 1 - 3 Months

Skills you'll gain: Investment Banking, Mergers & Acquisitions, Private Equity, Business Valuation, Financial Analysis, Risk Analysis, Financial Modeling, Capital Markets, Underwriting, Equities, Securities Trading, Financial Forecasting, Corporate Finance, Organizational Structure, Derivatives
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Google Analytics, Search Engine Optimization, Pay Per Click Advertising, Online Advertising, Web Analytics and SEO, Search Engine Marketing, Keyword Research
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cost Benefit Analysis, Business Planning, Performance Measurement, Financial Analysis, Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Package and Software Management, Unit Testing, Testability, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Prompt Engineering, Multimodal Prompts, Prompt Patterns, Prompt Engineering Tools, LLM Application, Model Evaluation, LangChain, Large Language Modeling, Hugging Face, Transfer Learning, Model Deployment, Responsible AI, Performance Tuning, AI Workflows, Generative AI, LangGraph, Embeddings, Context Management, Vector Databases
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Vector Databases, Semantic Web, Database Theory, Database Design, Databases, NoSQL, Decision Making, Relational Databases, Data-Driven Decision-Making, Data Architecture, Stakeholder Communications, Business Analysis, Stakeholder Management, Persuasive Communication, Machine Learning Methods, System Design and Implementation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Artificial Intelligence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Plot (Graphics), Swift Programming, UI Components, Apple iOS, iOS Development, Interactive Data Visualization, Apple Xcode, User Interface (UI), User Interface (UI) Design, Digital Design, Color Theory, Hypertext Markup Language (HTML), Animations, Data Management, Debugging
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Surveys, Market Research, Survey Creation, Data Synthesis, Business Research, Data-Driven Decision-Making, Customer Insights, Research Methodologies, Consumer Behaviour, Research Design, Product Development, Data Presentation, Product Strategy, Data Analysis, Data Collection, Data Visualization
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Integral Calculus, Calculus, Verification And Validation, Advanced Mathematics, Algebra, Trigonometry, Applied Mathematics
Beginner · Course · 1 - 3 Months