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: Hardening, Performance Tuning, Systems Analysis, Operating System Administration, Technical Support and Services, Virtual Environment, Virtualization and Virtual Machines, Memory Management, File I/O, Security Management, Debugging, Service Management, OS Process Management, Data Maintenance, Scripting, Record Keeping, Configuration Management
★ 4.3 (12) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Training and Development, Training Programs, Employee Performance Management, Performance Management, Compensation Management, Performance Appraisal, Compensation and Benefits, Employee Training, Performance Review, Workforce Development, Education and Training, Benefits Administration, Human Resources, People Development, Employee Retention, Instructional Design, Law, Regulation, and Compliance, Change Management, Program Evaluation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Driving engagement, Social Media Management, Drive Engagement, Social Media Analytics, Content Development and Management, Relationship Building, Relationship Management, Branding
★ 4.9 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Market Research, Business Research, Market Analysis, Marketing, Research Methodologies, Research, Demand Planning, Research Reports, Research Design, Competitive Analysis, Market Intelligence, Consumer Behaviour, Global Marketing, Market Trend, Customer Analysis, Analytical Skills, Business Strategies, Case Studies, Customer Insights, Report Writing
★ 4.6 (15) · Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Kotlin, Android Jetpack, Cross Platform Development, Mobile Development, Cloud Deployment, Android Development, Mobile Development Tools, Code Reusability, Back-End Web Development, UI Components, Server Side, Google Cloud Platform, Cloud Development, Frontend Integration, MongoDB, Interoperability, User Interface (UI), Web Applications, Systems Integration, Restful API
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Overcoming Obstacles, Meditation & Breathwork, Positivity, Resilience, Creativity, Mindfulness, Growth Mindedness, Empowerment, Personal Development, Goal Setting, Self-Discipline, Self-Motivation, Courage, Self-Awareness, Visionary, Habit Formation, Action Oriented
★ 4.6 (7) · Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Incident Management, Governance, Incident Response, Data Governance, Compliance Management, Policy Development, Responsible AI, Risk Management, Governance Risk Management and Compliance, Risk Management Framework, Supplier Risk Management, Risk Analysis, Risk Mitigation, AI Security, Continuous Monitoring, Compliance Auditing, Accountability Frameworks, Security Controls, Auditing, Security Architecture Review
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Problem Solving, Critical Thinking and Problem Solving, Creativity, Creative Problem-Solving, Human Factors, Decision Making, Human Learning, Human Computer Interaction, Mental Concentration, Human Machine Interfaces, Learning Theory, Usability, Memory Management, Human Centered Design
★ 4.9 (11) · Intermediate · Course · 1 - 3 Months

Universidad Austral
Skills you'll gain: Data Visualization Software, Tableau Software, Exploratory Data Analysis, Data Presentation, Data Ethics, Graphic and Visual Design, Design, Design Elements And Principles, Color Theory, Design Strategies, Aesthetics
★ 4.3 (23) · Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: Human Computer Interaction, User Experience Design, User Interface (UI), Prototyping, User Experience, User Interface (UI) Design, Interaction Design, Human Factors, UI/UX Research, User Research, Usability Testing
★ 4.9 (11) · Beginner · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Climate Change Programs, Climate Change Mitigation, Sustainable Development, Climate Change Adaptation, Social Justice, Drive Engagement, Community Development, Social Impact, Mitigation, Systems Thinking, Stakeholder Engagement, Research and Design, Visionary, Data-Driven Decision-Making, Finance, Innovation, Strategic Partnership, Governance, Collaboration
★ 4.7 (14) · Beginner · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Network Security, Cybersecurity, Information Assurance, Cloud Security, Security Controls, Mobile Security, Data Security, Cryptography, Public Key Infrastructure, Cyber Security Policies, Authorization (Computing), Intrusion Detection and Prevention, Infrastructure Security, Network Monitoring, Wireless Networks, Authentications, Identity and Access Management, Enterprise Security, Cloud Computing, Data Loss Prevention
★ 5 (6) · Beginner · Course · 1 - 3 Months