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, Incident Response, Vulnerability Assessments, Cyber Security Assessment, Security Strategy, Security Controls, Computer Security Incident Management, Infrastructure Security, Security Testing, Control Systems, Information Systems Security, Penetration Testing, Cyber Security Strategy, Cyber Attacks, Risk Analysis, Operational Risk, Data Security, Risk Management Framework, Risk Management, Operational Databases
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, Web Development Tools, User Interface (UI), Web Design and Development, HTML and CSS, User Interface and User Experience (UI/UX) Design, Front-End Web Development, Web Design, Cascading Style Sheets (CSS), JavaScript Frameworks, Javascript, Bootstrap (Front-End Framework), Web Frameworks, React.js, Web Development, Hypertext Markup Language (HTML), Semantic Web
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: HubSpot CRM, Sales Pipelines, Email Marketing, Dashboard, Sales Process, Customer Relationship Management (CRM) Software, Sales Management, Campaign Management, Customer Relationship Management, Management Reporting, Team Management, Team Oriented, Marketing Automation, Customer Data Management, User Accounts, Marketing
★ 4 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Salesforce Object Query Language (SOQL), Salesforce Development, Salesforce, Data Import/Export, Web Components, Business Process Automation, Data Validation, Web Services, Relationship Management, Workflow Management, UI Components, Data Access, Automation, Application Security, Test Script Development, Secure Coding, Web Development, Memory Management, Unit Testing, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Spring Framework, Java, Spring Boot, Java Programming, Hibernate (Java), Web Development, Web Servers, Web Components, Servers, Application Deployment, Databases
★ 3.8 (13) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: HTML and CSS, Figma (Design Software), Front-End Web Development, User Interface (UI), Cascading Style Sheets (CSS), Responsive Web Design, Web Design and Development, Mockups, Web Design, User Interface (UI) Design, Web Content Accessibility Guidelines, Hypertext Markup Language (HTML), Prototyping, Javascript, Web Development, Dashboard Creation
★ 4.4 (9) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Dashboard, Data Modeling, Data Import/Export, Dashboard Creation, Interactive Data Visualization, Data Cleansing, Business Intelligence, Data Transformation, Power Platform Architecture & Technical Design, Business Intelligence Software, Data Visualization Software, Data Sharing, Role-Based Access Control (RBAC), Security Strategy
★ 4.7 (14) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Process Development, Content Optimization, Writing, Proofreading
Beginner · Course · 1 - 3 Months

Skills you'll gain: Project Design, Program Management, Process Flow Diagrams, Diagram Design, Program Development, Project Management, Process Modeling, Agile Methodology, Project Management Software, Procedure Development, Agile Project Management, Project Management Life Cycle, Project Portfolio Management, Risk Management
★ 4.6 (28) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: UI Components, Interactive Design, User Interface (UI), Frontend Integration, User Interface (UI) Design, Event-Driven Programming, MySQL, Back-End Web Development, Application Development, Database Application, User Flows, Application Deployment, Front-End Web Development, Database Management, Databases, Database Management Systems, Program Development, Python Programming, Web Applications, Web Frameworks
★ 4.7 (79) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Statistical Process Controls, Statistical Hypothesis Testing, Process Improvement, Lean Methodologies, Kaizen Methodology, Lean Six Sigma, Process Capability, Six Sigma Methodology, Risk Analysis, Process Improvement and Optimization, Quality Improvement, Process Analysis, Statistical Analysis, Statistical Methods, Continuous Improvement Process, Quality Assessment, Risk Management, Quality Monitoring, Business Process, Continuous Quality Improvement (CQI)
★ 5 (11) · Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: IT Service Management, Information Technology Infrastructure Library, Service Management, Service Design, Information Technology Operations, Service Improvement, Practice Management, DevOps, Agile Methodology, Innovation, Supplier Management, Continuous Improvement Process, Governance, Customer experience improvement
★ 4.5 (27) · Beginner · Course · 1 - 4 Weeks