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.

O.P. Jindal Global University
Skills you'll gain: Public Policies, Policy Development, Policy Analysis, Political Sciences, Advocacy, Environmental Policy, Behavioral Economics, Public Administration, Program Evaluation, Ethical Standards And Conduct, Governance, Systems Thinking, Economics
Build toward a degree
Beginner · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Data Storytelling, Exploratory Data Analysis, Data Analysis, Data Visualization, Analytical Skills, Report Writing, Data Science, Data Management, Big Data, Statistical Analysis, Real Time Data, Research, Research Design
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: User Interface and User Experience (UI/UX) Design, Cascading Style Sheets (CSS), HTML and CSS, GitHub, Microsoft Visual Studio, Application Deployment, Web Design and Development, Integrated Development Environments, Web Development Tools
Intermediate · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Data Structures, C (Programming Language), Programming Principles, Data Management, Algorithms, Computer Programming, File I/O
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MongoDB, Restful API, API Design, NoSQL, Database Development, Node.JS, Query Languages, Database Management, Distributed Computing, Database Design, Database Architecture and Administration, Performance Tuning, Data Architecture, Scalability, Data Modeling, Data Validation
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: File I/O, Debugging, File Management, File Systems, Python Programming, Operating Systems, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Software Development, Cross Platform Development
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Qualitative Research, Research Design, User Research, Surveys, Focus Group, Research Methodologies, Research, Research and Design, Business Research, Data Collection, Interviewing Skills, Case Studies, Analysis
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Networking Hardware, Network Infrastructure, Network Routers, Network Switches, Network Architecture, Cloud Infrastructure, Internet Of Things, General Networking, Network Administration, Network Protocols, Infrastructure Security, Wireless Networks, Network Planning And Design, Network Security, System Implementation, Cloud Computing, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Threat Modeling, Application Security, Cloud Deployment, Cloud Computing Architecture, Cloud Computing, Cloud Services, Security Engineering, Cloud Security, Systems Architecture, Information Systems Security, Security Controls, Secure Coding, Public Cloud, Threat Management, Software As A Service, Infrastructure As A Service (IaaS), Computer Security, Threat Detection, Role-Based Access Control (RBAC)
Advanced · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Data Strategy, Business Modeling, Data Ethics, Design Thinking, Innovation, Customer Data Management, Augmented and Virtual Reality (AR/VR), Market Opportunities, Data Governance, Technology Strategies, Data Management, Data-Driven Decision-Making, Platform As A Service (PaaS), Product Development, Big Data, Customer Insights, Strategic Thinking, Systems Thinking, Digital Transformation, Business Transformation
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Control Objectives for Information and Related Technology (COBIT), Performance Management, Governance, Performance Measurement, Process Management, IT Management, Business Process, Project Implementation, Program Implementation, Enterprise Architecture, Compliance Management, Risk Management Framework, Goal Setting, Business Analysis, Change Management, Regulatory Compliance, Business Strategies, Stakeholder Management, Risk Management, Auditing
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Substance Abuse, Pain Management, Medical Prescription, Patient Education And Counseling, Pharmacology, Pharmacy, Pharmaceuticals, Chronic Diseases, Epidemiology, Medication Therapy Management, Mental and Behavioral Health, Health Policy, Engineering Design Process, Community Health, Public Health, Trend Analysis
Beginner · Course · 1 - 3 Months