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: Business Continuity, Business Continuity Planning, Audit Planning, Technology Strategies, Auditing, Disaster Recovery, Contingency Planning, Information Technology, Network Planning And Design, Internal Auditing, Organizational Effectiveness, Incident Response, IT Service Management, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Databases, Database Management Systems
★ 4.6 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, Model Deployment, AI Workflows, Agentic Workflows, Generative AI Agents, AI Integrations, Agentic systems, Artificial Intelligence, Prompt Engineering, Generative AI, Product Support, Memory Management
Advanced · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Threat Modeling, IT Security Architecture, Network Security, Security Architecture Review, Internet Of Things, Identity and Access Management, Encryption, Cybersecurity, Security Controls, Threat Management, Cloud Security, Vulnerability Assessments, Cloud Solutions, Cryptographic Protocols, Systems Architecture, Cloud Services, Cloud Deployment, Cryptography, Information Privacy
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Digital Transformation, Agile Project Management, Business Transformation, Scaled Agile Framework, Agile Methodology, Data Strategy, Leadership, Culture Transformation, Case Studies, Leadership Development, Analytics, Organizational Change, Process Development, Innovation, Business Architecture, Organizational Development, Business Analytics, Data-Driven Decision-Making, Lean Methodologies, Business Strategy
★ 5 (7) · Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Accountability Frameworks, Team Performance Management, Case Studies, Team Leadership, Team Management, People Management, Accountability, Leadership and Management, Virtual Teams, Team Building, Telecommuting, Collaboration, Leadership, Drive Engagement, Workforce Management, Team Collaboration, Productivity, Trustworthiness, Employee Engagement, Adaptability
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Amazon S3, Authorization (Computing), Role-Based Access Control (RBAC), User Provisioning, Authentications, Cloud Storage, User Accounts, Data Security, Multi-Factor Authentication, Encryption
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Data Storytelling, Influencing, Data Presentation, Strategic Thinking, Empathy, Visionary, Critical Thinking and Problem Solving, Strategic Decision-Making, Planning, Strategic Planning, Analytical Skills, Case Studies, Cognitive flexibility, Brainstorming, Leadership, Persuasive Communication, Creative Thinking, Data Analysis, Critical Thinking, Risk Management
★ 4.7 (7) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Conversion Funnel Analysis, Data Preprocessing, Apache Airflow, Star Schema, Data Storytelling, Extract, Transform, Load, Data Transformation, SQL, Data Pipelines, JSON, Apache Kafka, Data Warehousing, Data Modeling, Pandas (Python Package), Business Intelligence, Data Validation, Data Quality, Performance Improvement, Python Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object-Relational Mapping, Hibernate (Java), Apache Maven, Model View Controller, Spring Framework, Relational Databases, Database Design, MySQL, Databases, Java Programming, Full-Stack Web Development, Database Application, Authentications, Java Platform Enterprise Edition (J2EE), Web Applications, Back-End Web Development, Data Validation, Data Modeling, Data Access
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Prototyping, Interactive Design, Cross Platform Development, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Interaction Design, Application Design, User Experience Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Development, Database Design, Data Integrity
Beginner · Course · 1 - 4 Weeks