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.

University of Manchester
Skills you'll gain: Sanitation, Water Resources, Water Sustainability, Water Resource Management, Policy Development, Policy Analysis, Economics, Policy, and Social Studies, Public Health, Public Health and Disease Prevention, Community Development, Health Disparities, Social Sciences, Behavioral Economics, Regulatory Compliance, Revenue Management, Innovation, Regulatory Requirements
★ 4.7 (81) · Intermediate · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Materials science, Semiconductors, Thermal Management, Electrical Engineering, Engineering, Manufacturing Processes, Physical Science, Chemical Engineering, Electronic Components, Display Devices, electromagnetics, Chemistry, Physics
★ 4.7 (160) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Computer Hardware, Hardware Architecture, Networking Hardware, Data Storage, Computer Systems, Data Storage Technologies, Computer Engineering, System Configuration, Microarchitecture, Computer Architecture, Software Installation, Peripheral Devices, Memory Management
★ 4.7 (95) · Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Chemistry, Diplomacy, General Science and Research, International Relations, Environmental Regulations, Biochemistry, Ethical Standards And Conduct, Public Safety and National Security, Governance, Ancient History, Verification And Validation
★ 4.9 (247) · Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Virtual Local Area Network (VLAN), Network Security, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Architecture, TCP/IP, Routing Protocols, Network Switches, Network Routing, Open Shortest Path First (OSPF), Wireless Networks, Network Support, Network Routers, Virtual Networking, Ansible, General Networking, Network Infrastructure, Software-Defined Networking, Network Planning And Design, Virtual Private Networks (VPN)
★ 4.1 (22) · Beginner · Specialization · 1 - 3 Months

Universidad de Chile
Skills you'll gain: Adult Education, Lifelong Learning, Verbal Communication Skills, Planning, Instructional Design, Professional Development, Communication, Higher Education, Complex Problem Solving
★ 4.6 (209) · Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Computer Security Incident Management, Cyber Threat Intelligence, Network Planning And Design, Malware Protection, Information Technology Architecture
★ 4 (41) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, AI literacy, Responsible AI, Healthcare Ethics, Data Ethics, Artificial Intelligence, Health Informatics, Medical Imaging, Clinical Documentation, Image Analysis, Health Care Procedure and Regulation, Healthcare Industry Knowledge, Treatment Planning, Patient Evaluation, Medical Privacy, Natural Language Processing
★ 4.2 (51) · Beginner · Course · 1 - 4 Weeks

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

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

Vanderbilt University
Skills you'll gain: SQL, Generative AI, AI literacy, Data Visualization, Interactive Data Visualization, Prompt Patterns, Data Analysis, Debugging, Exploratory Data Analysis, ChatGPT, Prompt Engineering, Databases, Context Engineering, Data Validation, Code Reusability
★ 4.8 (85) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Scatter Plots, Plot (Graphics), Data Visualization Software, Statistical Visualization, Heat Maps, R Programming, Graphing, Data Wrangling, Graphics Software, Graphic and Visual Design
★ 4.9 (133) · Intermediate · Course · 1 - 4 Weeks