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: Front-End Web Development, Responsible AI, AI literacy, Frontend Integration, Generative AI, User Interface and User Experience (UI/UX) Design, Prompt Engineering, Software Documentation, UI/UX Strategy, Test Automation, HTML and CSS
Intermediate · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Data Storytelling, Data Presentation, Exploratory Data Analysis, Data Analysis, Data Visualization, Research Reports, Statistical Reporting, Analytical Skills, Report Writing, Data Synthesis, Data Science, Data Management, Statistical Analysis, Data Manipulation, Descriptive Analytics, Descriptive Statistics, Research Methodologies, Research, Research Design
Mixed · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Shell Script
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Photo Editing, Content Creation, Graphic Design, Color Matching, Creative Design
Beginner · Guided Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Peer Review, Financial Management, Financial Modeling, Financial Data, Financial Statement Analysis, Financial Analysis, Data Storytelling, Mergers & Acquisitions, Investments, Business Valuation, Return On Investment, Case Studies, Risk Management, Corporate Strategy
Intermediate · Course · 1 - 3 Months

Alberta Machine Intelligence Institute
Skills you'll gain: Feature Engineering, Data Preprocessing, Model Evaluation, Data Quality, Model Training, Data Validation, Data Cleansing, Data Ethics, Data Transformation, Model Optimization, Verification And Validation, Applied Machine Learning, Machine Learning, Responsible AI, Machine Learning Algorithms, Algorithms, Python Programming, Computer Programming, Linear Algebra, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Software Testing, Test Script Development, Test Data, Test Tools, Browser Compatibility, Java, Cascading Style Sheets (CSS), Data Import/Export, Debugging, Maintainability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Video Game Development, Game Design, Programming Principles, Python Programming, Program Development, Computer Programming, Computational Logic, Computer Science
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Power Automate/Flow, Email Automation, Verification And Validation, Microsoft Power Platform, Document Management, Microsoft Excel, Data Sharing, Data Import/Export, Microsoft 365, Microsoft Development Tools, Spreadsheet Software
Beginner · Guided Project · Less Than 2 Hours

California Institute of the Arts
Skills you'll gain: Graphic Design, Typography, Graphic and Visual Design, Design Elements And Principles, Adobe Creative Cloud, Color Theory, Design Software, Digital Design, Adobe Illustrator, Adobe Photoshop, Layout Design
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Devops Tools, DevOps, Agile Methodology, Agile Software Development, Application Deployment, Docker (Software), Agile Project Management, Project Management, Software Development Tools, Technical Communication, Needs Assessment, Prometheus (Software), Business Requirements, Jira (Software), Python Programming, Natural Language Processing, Collaboration, Communication, Professional Networking, Interviewing Skills
Beginner · Course · 1 - 3 Months

Skills you'll gain: MySQL Workbench, MySQL, Database Design, SQL, Database Development, Database Systems, Database Management, Relational Databases, Databases, Data Integration, Data Manipulation, Business Intelligence
Beginner · Guided Project · Less Than 2 Hours