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 Illinois Urbana-Champaign
Skills you'll gain: Auditing, Internal Controls, External Auditing, Financial Auditing, Generally Accepted Auditing Standards, Audit Planning, Internal Auditing, Risk Analysis, Financial Controls, Fraud detection, Verification And Validation, Business Risk Management, Business Strategy, Risk Management, Probability & Statistics
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Email Marketing, Google Ads, Digital Advertising, Paid media, Social Media Marketing, Search Engine Optimization, Google Analytics, Customer Retention, Digital Marketing, Marketing Budgets, Loyalty Programs, Order Fulfillment, Search Engine Marketing, Web Analytics, Marketing Analytics, Online Advertising, Email Automation, Marketing, E-Commerce
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Service Management, Information Technology Infrastructure Library, Customer experience improvement, IT Service Management, Service Improvement, Change Control, IT Management, Practice Management, Security Management, Technical Services, Enterprise Architecture, Continuous Improvement Process, Service Design, Managed Services, Agile Methodology, Governance, Risk Management Framework, Organizational Structure, Strategic Partnership, Information Management
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Generative AI Agents, Retrieval-Augmented Generation, Prompt Engineering, Generative AI, AI Enablement, AI Workflows, Google Cloud Platform, Tool Calling, Customer experience improvement, Organizational Strategy, Innovation, Solution Design
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Database Management, System Software, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Programming Principles, Software Development, Automation, Analysis, Cloud Computing, Debugging
Beginner · Course · 1 - 3 Months

Cloudera
Skills you'll gain: Database Design, SQL, Apache Hive, Relational Databases, Databases, Database Management, Big Data, Database Systems, Amazon Web Services, MySQL, Data Management, Amazon S3, Apache Hadoop, Data Storage, NoSQL, Operational Databases, Data Warehousing, Cloud Storage, Performance Tuning, Data Analysis
Beginner · Specialization · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Scientific Methods, Surveys, Research, Research Methodologies, Data Collection, Research Design, Data Analysis, Qualitative Research, Statistical Analysis, Social Sciences, Case Studies
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Merchandising, Merchandise Displays, Inventory Management System, Retail Management, Consumer Behaviour, Visual Merchandising, Planogram, Retail Store Operations, Retail Sales, Marketing Psychology, Selling Techniques, Customer Insights, Analysis, Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, API Gateway, MySQL, Restful API, MongoDB, Microservices, NoSQL, Object-Relational Mapping, Application Programming Interface (API), Database Design, Relational Databases, Unit Testing, SQL, Databases, Data Persistence, Server Side, Application Deployment, Javascript, Software Documentation, Data Modeling
Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Django (Web Framework), Database Design, Web Applications, Application Development, Web Development, Authentications, Web Servers, Data Modeling, Session Initiation Protocols, User Accounts, Data Validation
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Commercialization, Product Planning, Innovation, New Product Development, Product Development, Team Building, Product Strategy, Entrepreneurship, Design Thinking, Product Testing, Customer Insights, Business Strategies, Team Motivation, Market Opportunities, User Research, Market Research, Team Management, Business Modeling, Technology Strategies, Value Propositions
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Regression Analysis, Microsoft Excel, Statistical Modeling, Excel Formulas, Financial Analysis, Predictive Modeling, Data Management, Financial Modeling, Data Analysis Expressions (DAX), Financial Forecasting, Process Optimization, Problem Solving
Intermediate · Course · 1 - 3 Months