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.

Starweaver
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, DevSecOps, Application Security, Cloud Security, Threat Detection, Security Controls, Security Testing, Application Development, Containerization, Software Development, Continuous Monitoring, Cybersecurity, Infrastructure as Code (IaC), Supply Chain, Dependency Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Key Performance Indicators (KPIs), Interactive Data Visualization, Data Presentation, Business Intelligence, Web Analytics, Business Analytics, Requirements Elicitation, Data Storytelling, Performance Analysis, Requirements Analysis, Business Requirements, Stakeholder Analysis, Self Service Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hive, Big Data, JSON, Case Studies, Apache Hadoop, People Analytics, Policty Analysis, Research, and Development, Analytics, Data Analysis, Social Sciences, Data Wrangling, Data-Driven Decision-Making, Data Preprocessing, Data Processing, Business Analytics, Data Manipulation, Data Transformation, Query Languages, Debugging, Demography
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Responsible AI, Data Ethics, Google Gemini, Marketing Analytics, Generative AI, AI Enablement, Governance, AI Security, Sales Strategy, Customer Insights, Marketing Strategies, ChatGPT, Persona Development, Marketing Effectiveness, Social Media Campaigns, Forecasting, Automation, Analysis, Process Optimization, Visualization (Computer Graphics)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Modeling, Data Storytelling, Business Intelligence, Interactive Data Visualization, Data Analysis Expressions (DAX), Dashboard, Data Transformation, Data Presentation, Data Visualization Software, Extract, Transform, Load, Cloud Deployment, Data Cleansing, Data Import/Export, Management Reporting
Beginner · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, 3D Assets, Computer Graphics, Computer Graphic Techniques, Animation and Game Design, Graphical Tools
Advanced · Course · 1 - 3 Months

Skills you'll gain: Facebook, Marketing Strategies, Social Media Campaigns, Social Media Marketing, Social Media, Marketing, Social Media Content, Marketing Effectiveness, Target Audience, Drive Engagement, Customer Engagement
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Infrastructure as Code (IaC), Cloud Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Middleware, Web Services, Data Mapping, Simple Object Access Protocol (SOAP), Restful API, Software Technical Review, Application Development, Cloud Applications, Application Programming Interface (API), System Monitoring, Application Performance Management, Data Integration, Enterprise Application Management, Software Architecture, Business Process Automation, Performance Tuning, Scalability, Debugging, Application Security, Role-Based Access Control (RBAC)
Advanced · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Case, Test Automation, Test Execution Engine, Regression Testing, CI/CD, API Testing, Continuous Integration, Continuous Deployment, No-Code Development, Test Planning, Test Data, Maintainability, Debugging, Scalability
Advanced · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Routing Protocols, TCP/IP, System Configuration, Continuous Monitoring
Beginner · Course · 1 - 3 Months