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: Event Marketing, Marketing Design, Canva (Software), Marketing Materials, A/B Testing, Promotional Materials, Event Management, Logo Design, Email Marketing, Cross-Channel Marketing, Social Media Campaigns, Branding, Drive Engagement, Experience Design, Graphic and Visual Design, Typography, Design Elements And Principles, Color Theory
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Authorization (Computing), Azure Active Directory, Cloud Infrastructure, Authentications, Cloud Security, Event Monitoring, Role-Based Access Control (RBAC), Infrastructure Security, Identity and Access Management, System Monitoring, Cloud Computing Architecture, Cloud Management, Active Directory, Network Monitoring, Data Governance, Cloud Applications, Personally Identifiable Information, Security Management, Information Management
Intermediate · Course · 1 - 4 Weeks
Michigan State University
Skills you'll gain: Infographics, Adobe Illustrator, Graphic and Visual Design, Data Mapping, Graphic Design, Typography, Layout Design, Design Elements And Principles, Storytelling, Color Theory
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, GitHub, Web Design, Git (Version Control System), Browser Compatibility, Front-End Web Development, Web Development, Cloud Hosting, Usability, Typography
Intermediate · Course · 1 - 3 Months
Skills you'll gain: electromagnetics, Wireless Networks, Electronic Components, Performance Tuning, Process Optimization, Design, Analysis, Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Newsletters, Email Marketing, Project Design, Content Creation, Scheduling, Test Tools, User Accounts, Marketing, Communication
Intermediate · Guided Project · Less Than 2 Hours

AI CERTs
Skills you'll gain: Game Design, Generative AI Agents, Agentic systems, Animation and Game Design, Video Game Development, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Generative AI, Game Theory, Design, Design and Product
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Extract, Transform, Load, Decision Support Systems, Data Warehousing, Data Mining, Database Design, Business Intelligence, Dashboard, Star Schema, Relational Databases, Database Management, Data Visualization Software, Snowflake Schema, Data Visualization, Business Reporting, Database Management Systems, SAS (Software), Data Modeling, Interactive Data Visualization, SQL, Descriptive Statistics
Beginner · Specialization · 1 - 3 Months

IIMA - IIM Ahmedabad
Skills you'll gain: Supply Chain Management, Supply Chain Planning, Supply Chain, Supply Chain Systems, Transportation Management, Digital Transformation, Transportation Operations, Logistics Management, Logistics, Business Technologies, Inventory and Warehousing, Business Analytics, Data-Driven Decision-Making, Order Fulfillment, Warehouse Management, Warehouse Operations, Operational Efficiency, Process Optimization, Strategic Thinking, Customer experience improvement
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Database Design, SQL, Relational Databases, PostgreSQL, Database Theory, Database Management, Data Modeling, Databases, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Database Design, Stored Procedure, Transaction Processing, Case Studies, SQL, SQL Server Reporting Services, Databases, Database Management, System Testing, Database Development, Database Architecture and Administration, Database Management Systems, Relational Databases, Database Application, Data Integrity, User Interface (UI), System Configuration, Loyalty Programs, Server Administration
Beginner · Specialization · 3 - 6 Months

University of Virginia
Skills you'll gain: User Story, Persona (User Experience), Agile Product Development, Design Thinking, Agile Methodology, Product Development, User Research, Persona Development, Usability Testing, Team Building, User Centered Design, Value Propositions, Innovation
Beginner · Course · 1 - 4 Weeks