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: Web Analytics, Supplier Management, E-Commerce, Web Analytics and SEO, WordPress, No-Code Development, Search Engine Optimization, Supply Chain, Supplier Relationship Management, Order Fulfillment, Blogs, Web Design, Web Development, Content Management Systems, Order Management, Web Design and Development, Shipping and Receiving, Performance Analysis, Web Frameworks, Web Development Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: Project Risk Management, IT Management, Project Management, Software Development Methodologies, Systems Development Life Cycle, IT Infrastructure, Software Development Life Cycle, Information Technology, Project Portfolio Management, Project Scoping, Cloud Infrastructure, Environmental Social And Corporate Governance (ESG), Risk Management, Resource Management, Security Management, Agile Methodology, Scrum (Software Development), Agile Software Development, Cloud Services, Information Technology Operations
Beginner · Course · 1 - 3 Months

Stanford Online
Skills you'll gain: HVAC, Sustainable Technologies, Climate Change Mitigation, Building Design, Sustainable Engineering, Sustainable Development, Environmental Social And Corporate Governance (ESG)
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Test Tools, Test Automation, Test Planning, Scripting, Test Script Development, Continuous Integration, CI/CD, Software Testing, Software Technical Review, Scripting Languages, Code Review, Continuous Delivery, Maintainability, Automation, Software Quality (SQA/SQC), Application Frameworks
★ 4.3 (6) · Advanced · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Creative Problem-Solving, Student-Centred Learning, Entrepreneurship, Train The Trainer, Digital pedagogy, Problem Solving, Innovation, Creativity, Creative Thinking, Higher Education, Ideation, Collaboration, Analysis
★ 4.8 (14) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Video Game Development, Test Script Development, Game Design, Investments, Test Automation, Digital Assets, Investment Management, Unit Testing, Development Testing, Cryptography, Key Management, Program Development, Cryptographic Protocols, General Finance, FinTech, Software Development, Web Development Tools, Asset Management, Asset Protection
Beginner · Course · 3 - 6 Months

Skills you'll gain: Model Deployment, Tensorflow, Generative AI Agents, Recurrent Neural Networks (RNNs), BeeAI, Transfer Learning, Deep Learning, Convolutional Neural Networks, AI Orchestration, Artificial Neural Networks, Responsible AI, Agentic Workflows, Agentic systems, Data Ethics, Model Training, Scalability, Model Optimization, Applied Machine Learning
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Employee Engagement, Performance Metric, Staff Management, Driving engagement, Education Software and Technology, People Analytics, Key Performance Indicators (KPIs), Employee Relations, Program Evaluation, Program Management, Organizational Leadership, Change Management
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, UI Components, Hypertext Markup Language (HTML), Typography, Web Design, Maintainability, Debugging, Web Design and Development, Interactive Design, Semantic Web, Color Theory
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, .NET Framework, Restful API, Application Programming Interface (API), API Design, Object-Relational Mapping, C# (Programming Language), Data Store, Back-End Web Development, Data Access, Data Persistence, Data Validation, Data Mapping, Data Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Virtual Local Area Network (VLAN), Open Shortest Path First (OSPF), Network Routing, Network Switches, Routing Protocols, Network Routers, Network Architecture, Local Area Networks, Networking Hardware, Network Troubleshooting, Network Protocols, Network Security, System Configuration
★ 4.8 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scaled Agile Framework, Agile Product Development, Agile Software Development, Agile Project Management, Performance Metric, Sprint Planning, Agile Methodology, Collaborative Software, Cross-Functional Collaboration, Dependency Analysis, Cross-Functional Team Leadership, Coordinating, Initiative and Leadership, Strategic Leadership, Product Management, Collaboration, Leadership, Coordination, Prioritization, Estimation
Advanced · Course · 1 - 4 Weeks