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.

Google Cloud
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI Agents, Google Gemini, AI Security, Generative AI, Google Workspace, Google Cloud Platform, Gemini, Retrieval-Augmented Generation, AI Enablement, Large Language Modeling, AI Product Strategy, AI Workflows, Tool Calling, Unstructured Data, Productivity Software, Cloud Computing, Artificial Intelligence, Collaboration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Canva (Software), Collaborative Software, Education Software and Technology, Teaching, Content Creation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache, Web Servers, Authentications, Application Servers, Server Side, Secure Coding, Web Applications, Application Security, Restful API, Servers, Back-End Web Development, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Cyber Security Assessment, Brute-force attacks, Python Programming, Programming Principles, Scripting, Algorithms, Data Structures, File I/O, File Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Human Resources Information System (HRIS), Systems Administration, System Configuration, Organizational Structure, Payroll Administration, Oracle Databases, Workforce Management, Benefits Administration, Payroll, Payroll Processing, Employee Training, Expense Management, User Accounts, Data Validation, Data Entry, Scheduling
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Node.JS, MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Web Development Tools, Web Applications, Scalability, Javascript, Operating Systems, NoSQL, Event-Driven Programming, File Systems, Application Programming Interface (API), JSON, Database Management, Package and Software Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Vulnerability Assessments, Application Security, Blockchain, Security Testing, Network Security, Data Security, Cryptography, Transaction Processing, Malware Protection, Command-Line Interface, Encryption, Key Management, Scripting, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Hypothesis Testing, AI Workflows, LangChain, Generative AI Agents, CrewAI, Statistical Methods, Statistical Analysis, Data Transformation, Agentic systems, Statistical Inference, Business Intelligence, Performance Testing, Key Performance Indicators (KPIs), Data-Driven Decision-Making, Performance Metric, Descriptive Analytics, Business Metrics, Data Analysis, Correlation Analysis, Event Monitoring
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Mobile Security, AI Security, Threat Detection, Security Controls, Exploit development, Threat Modeling, Hardening, Threat Management, Endpoint Security, Artificial Intelligence, Mobile Development Tools, Deep Learning, Incident Response, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Verification And Validation, Collaborative Software, Project Management Software, Automation, Productivity Software, Project Management, Cloud-Based Integration, Internal Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Graphics, Visualization (Computer Graphics), Image Quality, Animations, Color Theory
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Beginner · Course · 1 - 3 Months