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.

Board Infinity
Skills you'll gain: Management Training And Development, Talent Recruitment, Human Resources Management and Planning, Culture Transformation, Leadership, Workplace inclusivity, Recruitment, Human Resource Management, Diversity and Inclusion, Professional Development, Human Capital, Intercultural Competence, Organizational Structure, Human Resources Software, Organizational Leadership, People Development, Professionalism, Professional Networking, Lifelong Learning, Innovation
★ 3.9 (139) · Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Computer Security, OSI Models, IT Management, Systems Administration, Virtualization, Virtualization and Virtual Machines, Network Security, Information Technology, Information Systems Security, Enterprise Security, General Networking, Cybersecurity, Network Administration, Security Management, Computing Platforms, Network Infrastructure, Security Controls, Virtual Machines, Enterprise Architecture, Information Assurance
★ 4.7 (642) · Beginner · Course · 1 - 3 Months
Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Storytelling, Recognizing Others, Team Building, Trustworthiness, Team Performance Management, Team Management, Teamwork, Collaboration, Team Collaboration, Team Leadership, Visionary, People Development, Leadership Development, Peer Review, Team Motivation, Employee Engagement, Leadership, Performance Management, Communication, Productivity
★ 4.6 (36) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: 3D Modeling, Autodesk, 3D Assets, Design Software, Visualization (Computer Graphics), Computer Graphics, Computer Graphic Techniques, Layout Design, Editing, Functional Design, Graphical Tools, Image Quality, Simulations, Fine-tuning
★ 4.8 (70) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, JSON, React.js, Jest (JavaScript Testing Framework), Hypertext Markup Language (HTML), Javascript, Bootstrap (Front-End Framework), Web Design, Web Development Tools, Web Design and Development, Cascading Style Sheets (CSS), Software Testing, Unit Testing, User Experience Design, Frontend Integration, Web Development, Mobile Development, JavaScript Frameworks, Test Case
★ 3.4 (82) · Beginner · Specialization · 3 - 6 Months

American Psychological Association
Skills you'll gain: Descriptive Statistics, Data Literacy, Graphing, Statistical Visualization, Statistical Hypothesis Testing, Probability & Statistics, Statistical Inference, Quantitative Research, Statistics, Statistical Analysis, Statistical Methods, Descriptive Analytics, Sample Size Determination, Data Analysis, Sampling (Statistics), Exploratory Data Analysis, Science and Research, Psychology, Bayesian Statistics, Research Design
★ 4.6 (67) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Student Engagement, Pedagogy, Teaching, Differentiated Instruction, Education and Training, Digital pedagogy, Disabilities, Driving engagement, Instructional Strategies, Learning Strategies, Diversity Awareness, Instructional Design, Diversity Equity and Inclusion Initiatives, Higher Education
★ 4.5 (102) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Software Documentation, Generative AI, Test Automation, Design Software, Mockups, User Interface (UI), Software Development Tools, User Interface and User Experience (UI/UX) Design, Software Testing, AI Security, AI Workflows, Application Security, Maintainability, Prompt Engineering, Test Case, Software Architecture, Code Review, Secure Coding, Artificial Intelligence, Debugging
★ 4 (22) · Beginner · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Scope Management, Work Breakdown Structure, Project Scoping, Feasibility Studies, Project Management Life Cycle, Contract Management, Project Management, Change Management, Claims Processing, Project Planning, Organizational Structure, Legal Risk, Bidding
★ 4.7 (42) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pseudocode, Responsive Web Design, Computational Thinking, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, React.js, HTML and CSS, Debugging, Algorithms, Interviewing Skills, UI Components, Professional Development, Programming Principles, Web Presence, JavaScript Frameworks, Web Development Tools, Web Development, Javascript, Software Development
★ 4.5 (42) · Intermediate · Specialization · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Data Analysis Software, Spatial Data Analysis, Image Analysis, Scientific Visualization, Science and Research, Physics, Physical Science, General Science and Research, Data Access, Deductive Reasoning, Scientific Methods, Digital Signal Processing, Systems Of Measurement
★ 4.8 (235) · Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Agentic systems, Generative Model Architectures, Agentic Workflows, LangChain, Responsible AI, AI Security, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
★ 4.3 (29) · Beginner · Specialization · 1 - 3 Months