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.

Whizlabs
Skills you'll gain: Multi-Factor Authentication, Role-Based Access Control (RBAC), Authentications, Azure Active Directory, Zero Trust Network Access, Identity and Access Management, User Provisioning, Authorization (Computing), Security Controls, Cloud Security, User Accounts, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Patterns, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Agentic systems, Secure Coding, Authorization (Computing), Debugging, Authentications
Intermediate · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Search Engine Marketing, Digital Marketing, Search Engine Optimization, Social Media Strategy, Web Content, Content Strategy, Digital Advertising, Web Analytics and SEO, Email Marketing, Digital Communications, E-Commerce, Target Audience
Beginner · Course · 1 - 4 Weeks

Heriot-Watt University
Skills you'll gain: Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Graph Theory, Database Development, Database Architecture and Administration, NoSQL, Computational Logic, Data Structures, Object Oriented Programming (OOP), Java, Combinatorics, Theoretical Computer Science, Object Oriented Design, Big Data, Computer Programming, Reinforcement Learning, Computational Thinking, Mathematical Theory & Analysis, Computer Science, Algorithms
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Content Management Systems, Authentications, Role-Based Access Control (RBAC), Application Deployment, Authorization (Computing), Content Management, Restful API, API Design, Development Environment, TypeScript, UI Components, JavaScript Frameworks, Web Analytics and SEO, Query Languages, Node.JS, Web Applications, Business Logic, Package and Software Management, Application Programming Interface (API), Software Architecture
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: AWS SageMaker, AWS Kinesis, Amazon Redshift, Cloud Security, MLOps (Machine Learning Operations), Amazon S3, Amazon CloudWatch, AWS Identity and Access Management (IAM), Data Pipelines, Real Time Data, Feature Engineering, Data Storage, Data Security, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Extensible Markup Language (XML), Style Guides, Maintainability
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Trigonometry, Probability, Data Analysis, Algebra, Probability Distribution, Descriptive Statistics, Mathematical Modeling, Graphing, Statistics, Geometry, Arithmetic
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Virtual Private Networks (VPN), Wide Area Networks, Network Architecture
Beginner · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Endpoint Security, Endpoint Detection and Response, Threat Detection, Zero Trust Network Access, Cyber Threat Hunting, MITRE ATT&CK Framework, Cyber Threat Intelligence, Intrusion Detection and Prevention, IT Security Architecture, Threat Management, Cybersecurity, Security Controls, Continuous Monitoring, Anomaly Detection, System Monitoring, Identity and Access Management, Virtual Machines
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Security, Cloud Computing Architecture, Network Planning And Design, Cloud Infrastructure, Google Cloud Platform, Cloud Solutions, Cloud Standards, Solution Architecture, Cloud Computing, Process Analysis, IT Infrastructure, Infrastructure Architecture, Data Infrastructure, Process Optimization, Cloud Platforms, Continuous Deployment, Site Reliability Engineering, Key Performance Indicators (KPIs), Cost Reduction, Scalability
Advanced · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Telecommunications
Beginner · Course · 1 - 3 Months