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: Angular, Development Environment, Integrated Development Environments, Program Development, Web Development Tools, JavaScript Frameworks, Code Reusability, Javascript, Front-End Web Development, Model View Controller, Web Development
★ 4.3 (21) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, AI Workflows, Embeddings, AI Integrations, Large Language Modeling, Graph Theory, Query Languages, Graphing, Interactive Data Visualization, Data Processing, Development Environment
★ 4.9 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Construction Inspection, Process Validation, Construction Engineering, Engineering Practices, Construction Estimating, Civil Engineering, Structural Analysis, Finite Element Methods, Engineering Analysis, Safety Standards, 3D Modeling
★ 5 (8) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: SQL Server Reporting Services, Database Design, Microsoft Access, Microsoft Excel, Business Intelligence, Pivot Tables And Charts, Business Intelligence Software, Database Systems, Dashboard, Business Reporting, Databases, Compensation Analysis, Relational Databases, Dashboard Creation, Spreadsheet Software, Data Integrity, Data Validation, Data Visualization, Analytics, Business
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Stakeholder Engagement, Grant Writing, Resource Allocation, Strategic Decision-Making, Grant Applications, Proposal Development, Strategic Thinking, Stakeholder Communications, Resource Management, Strategic Planning, Social Impact, Fundraising, Business Modeling, Value Propositions, Innovation, Leadership
★ 4.7 (21) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Middleware, React Redux, React.js, Code Reusability, Web Development Tools, Development Environment, Responsive Web Design, Software Design, Scalability, Application Programming Interface (API), Frontend Integration, Web Design and Development, HTML and CSS, Front-End Web Development, Maintainability, Restful API, Frontend Performance, JavaScript Frameworks, Authorization (Computing), Data Validation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Back-End Web Development, Front-End Web Development, OpenAI API, Server Side, Full-Stack Web Development, Application Development, HTML and CSS, Generative AI, User Interface (UI) Design, Application Programming Interface (API), User Interface and User Experience (UI/UX) Design, Figma (Design Software), Cascading Style Sheets (CSS), AI Personalization, AI Integrations, Real Time Data
Intermediate · Guided Project · Less Than 2 Hours

Macquarie University
Skills you'll gain: Prompt Engineering, Prompt Patterns, Education Software and Technology, Artificial Intelligence, AI Personalization, Education and Training, Educational Materials, AI Integrations, Digital pedagogy, Teaching, Model Evaluation, Critical Thinking, Data Ethics, Instructional and Curriculum Design, Technology Strategies, Information Technology, Higher Education, Decision Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Keras (Neural Network Library), Tensorflow, Artificial Neural Networks, Deep Learning, Model Training, Data Preprocessing, Model Optimization, Model Evaluation, Predictive Modeling, Data Processing, Development Environment, Predictive Analytics, Project Performance, Design, Software Installation
★ 4.6 (17) · Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, Spring Framework, Spring Boot, Hibernate (Java), API Design, Development Testing, Verification And Validation, Authentications, Object-Relational Mapping, Maintainability, Data Persistence, Authorization (Computing), Application Design, YAML, Role-Based Access Control (RBAC), Endpoint Security, Business Logic, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Proposal Development, Account Strategy, Business Writing, Account Management, Customer Relationship Management (CRM) Software, Customer experience strategy (CX), Customer experience improvement, Sales Presentation, Customer Insights, Stakeholder Communications, Customer Acquisition Management, Stakeholder Engagement, Loyalty Programs, Customer Analysis, Microsoft Power Platform, Personalized Service, Gap Analysis, Requirements Analysis
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Metasploit, Penetration Testing, Exploit development, Exploitation techniques, Cyber Operations, Cybersecurity, Operating Systems, Hardening, Computer Security, Malware Protection, Vulnerability Assessments, Security Controls, Authorization (Computing), System Programming, Memory Management, Data Persistence, Computer Architecture
★ 4.1 (9) · Intermediate · Course · 1 - 3 Months