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: Java Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Software Quality Assurance, Quality Assurance, Software Testing, Test Tools, Jira (Software), Development Testing, Regression Testing, Functional Testing, Software Quality (SQA/SQC), Test Planning, Test Case, Technical Communication, Issue Tracking, Agile Methodology, Software Development, Agile Project Management, Risk Management, User Interface and User Experience (UI/UX) Design, Data Analysis, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Technical Documentation, Graphic and Visual Design
★ 4.2 (34) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Journals, Color Theory, Storytelling, Creativity, Layout Design, Visual Storytelling, Creative Thinking, Creative Problem-Solving, Overcoming Obstacles, Resourcefulness, Time Management, Curiosity, Growth Mindedness, Cognitive flexibility, Design Elements And Principles, Resilience, Decisiveness, Open Mindset, Personal Development, Decision Making
Beginner · Specialization · 1 - 3 Months

National Academy of Sports Medicine
Skills you'll gain: Goal Setting, Growth Mindedness, Overcoming Obstacles, Health And Wellness Coaching, Personal Development, Empowerment, Coaching, Behavior Management, Self-Awareness, Action Oriented, Planning
★ 4.4 (7) · Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Curiosity, Design Thinking, Persona Development, Innovation, Customer Analysis, Target Audience, Creative Problem-Solving, Customer Insights, Market Research, Entrepreneurship, User Feedback, Customer Engagement, Problem Solving, Communication, Interviewing Skills
★ 4.8 (12) · Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Virtual Networking, Amazon Web Services, Network Architecture, Network Infrastructure, Network Routing, General Networking, Network Monitoring, Network Planning And Design, Network Security, Remote Access Systems
★ 3.8 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Load Balancing, Scalability, Microservices, .NET Framework, Cloud Deployment, Database Management Systems, Redis, Application Performance Management, Software Design Patterns, Cloud Computing Architecture, Cloud Applications, Database Development, Databases, System Monitoring, Software Architecture, Distributed Computing, Cloud-Native Computing, Microsoft Azure, Performance Tuning
★ 4.9 (80) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Photo Editing, Instagram, Social Media Content, Photo/Video Production and Technology, Social Media, Social Media Marketing, Content Creation, Marketing Design, Graphics Software, Shared Media, Graphical Tools, Marketing
★ 4.1 (21) · Beginner · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: Arithmetic, Theoretical Computer Science, Computational Logic, Programming Principles, Computer Science, Algorithms, Computational Thinking, Database Theory, Mathematical Modeling, Data Structures, General Mathematics, Applied Mathematics, Business Mathematics, Advanced Mathematics, Logical Reasoning, Problem Solving
★ 4 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Photography, Visual Storytelling, Storytelling, Photo/Video Production and Technology, Design Elements And Principles, Creativity
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Performance Appraisal, Talent Management, Recruitment Strategies, Workforce Development, Employee Training, Talent Recruitment, Performance Review, Recruitment, Human Resources Management and Planning, People Development, Constructive Feedback, Succession Planning, Talent Pipelining, Employee Performance Management, Performance Management, Leadership Development, Talent Acquisition, Organizational Structure, Branding
★ 4.9 (34) · Mixed · Course · 1 - 4 Weeks