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: Cucumber (Software), Selenium (Software), Apache Maven, Java, Object Oriented Programming (OOP), Issue Tracking, Gherkin (Scripting Language), Test Automation, Behavior-Driven Development, Test Execution Engine, Test Case, Debugging, Integration Testing, Data Structures
Intermediate · Course · 1 - 3 Months

American Council on Exercise
Skills you'll gain: Exercise Science, Nutrition and Diet, Safety Training, Kinesiology, Health Education, Injury Prevention, Anatomy, Physiology, Coaching, Goal Setting
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Web Design and Development, Professional Development, Web Development, Javascript, GitHub
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI) Design, Adobe XD, Wireframing, Figma (Design Software), UI Components, Web Design and Development, Responsive Web Design, Usability Testing, Design, AI Workflows, Design Software, Prototyping
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: AI Product Strategy, Generative AI, Branding, Brand Strategy, Brand Marketing, Brand Awareness, Marketing Design, Content Creation, Visual Design, Social Media Content, Creative Problem-Solving, Business Process Improvement, Marketing Communications, Customer Communications Management, Social Media, Design Elements And Principles, Social Media Marketing, Customer Acquisition Management, Digital Marketing, Media and Communications
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Usability Testing, Usability, Human Centered Design, Human Factors, Human Computer Interaction, Software Testing, User Interface (UI), Web Content Accessibility Guidelines, User Experience, User Research, Risk Management Framework, Law, Regulation, and Compliance
Advanced · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Workplace inclusivity, Diversity and Inclusion, Diversity Training, Diversity Equity and Inclusion Initiatives, Diversity Awareness, Cultural Diversity, Team Building, People Management, Workforce Development
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Pinterest, Professional Networking, Organizational Skills, User Accounts, Content Development and Management, Social Media, Collaboration, Project Portfolio Management, Driving engagement, Resourcefulness, Research
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: 3D Modeling, 3D Assets, Animation and Game Design, Computer Graphics, Visualization (Computer Graphics), Autodesk, Animations, Computer Graphic Techniques, Virtual Environment, Adobe Photoshop, Photo Editing, Color Matching, Image Quality, Color Theory
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Customer Relationship Management (CRM) Software, Relationship Building, Consultative Approaches, Solution Selling, Customer Insights
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Transformation, JSON, Data Preprocessing, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Presentation, Verbal Communication Skills, Presentations, Dashboard, Infographics, Storytelling, Data Visualization Software, Persuasive Communication, Communication, Non-Verbal Communication, Target Audience, Decision Making
Intermediate · Course · 3 - 6 Months