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.

Skills you'll gain: Relational Databases, Data Visualization, Data Modeling, Cloud Security, Databases, Database Management, Data Analysis Expressions (DAX), Advanced Analytics, Data Management, Data Governance, Data Preprocessing, Microsoft Excel, Amazon Web Services, Data Integration, Data Security, Cost Control, Cloud Computing, Spreadsheet Software, Excel Formulas, Predictive Modeling
Intermediate · Specialization · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Digital Communications, Electrical and Computer Engineering, Electronic Systems, Electronics, Numerical Analysis, Telecommunications, Linear Algebra, Mathematical Modeling, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Audit Planning, Service Level Agreement, Data Governance, Systems Development Life Cycle, Data Loss Prevention, Security Testing, Network Security, Software Development Life Cycle, IT Management, Systems Development, Incident Management, Problem Management, Control Objectives for Information and Related Technology (COBIT), Cryptography, Cloud Management, Software Development Methodologies, Auditing, Quality Assurance, Internal Controls, Risk Management Framework
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Logo Design, Canva (Software), Marketing Design, Marketing Materials, Advertising, Branding, Marketing, Brand Awareness, Creative Design, Promotional Materials, Graphic and Visual Design Software, Graphic Design, Aesthetics, Design, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Cloud Deployment, Cloud-Native Computing, Cloud Applications, Cloud Platforms, Microservices, Cloud Computing, DevOps, Kubernetes, Continuous Delivery, Containerization, Amazon Web Services, Serverless Computing, Virtual Machines, Performance Testing, System Monitoring, Flask (Web Framework)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Petroleum Industry, Oil and Gas, Environmental Regulations, Environmental Engineering, Pump Stations, Process Engineering, Chemical Engineering, Water Quality, Production Process, Hydraulics, Thermal Management, Three-Phase, Equipment Design
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Statistical Inference, Regression Analysis, Statistical Methods, Sampling (Statistics), Statistical Modeling, Machine Learning, Experimentation, Data Collection, Probability & Statistics, Research Design, Econometrics, Program Evaluation, Logistic Regression
Advanced · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Software Design Patterns, Middleware
Intermediate · Course · 1 - 4 Weeks

Universidad de Chile
Skills you'll gain: Innovation, Culture, Economic Development, Sociology, Technology Strategies, Social Sciences, Data Ethics, Socioeconomics, Policy Analysis, Information Technology, Political Sciences, Economics, Storytelling, Ethical Standards And Conduct, Emerging Technologies
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Revenue Forecasting, Financial Modeling, Financial Forecasting, Real Estate, Forecasting, Cash Flow Forecasting, Commercial Real Estate, Risk Management, Property and Real Estate, Investment Management, Risk Analysis, Risk Mitigation, Investments, Financial Analysis, Return On Investment, Operating Expense
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, ASP.NET, .NET Framework, JavaScript Frameworks, Frontend Integration, Secure Coding, Middleware, React.js, Application Frameworks, Object-Relational Mapping, Model View Controller, Web Applications, Web Development, Authentications
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Electrical Power, Power Electronics, Electrical Systems, Electrical Equipment, Torque (Physics), Electronic Components, Electric Power Systems, Basic Electrical Systems, Electrical Engineering, Semiconductors, Mechanical Engineering, Three-Phase, Control Systems, Electronics, Low Voltage, High Voltage, Machine Controls, System Monitoring, Energy and Utilities, Thermal Management
Beginner · Specialization · 1 - 3 Months