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: Data Transformation, Customer Analysis, Data Analysis, Customer Data Management, MongoDB, Data Processing, Data Validation, Financial Data, Data Import/Export, Data Pipelines, Data Integration, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Team Building, Team Management, Cognitive flexibility, Creativity, Team Leadership, Innovation, Collaboration, Open Mindset, Employee Engagement, Internal Communications, Adaptability
Intermediate · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Simulation and Simulation Software, Digital Transformation, Systems Thinking, Complex Problem Solving, Operations Research, Predictive Analytics, Data-Driven Decision-Making, Verification And Validation, Process Optimization, Data Integration, Risk Management, Python Programming, Event-Driven Programming, Probability & Statistics, Performance Analysis
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Spring Framework, Software Architecture, Microservices, Spring Boot, Cloud Applications, Event-Driven Programming, Java Programming, Restful API, Performance Tuning, MongoDB, Web Applications, Scalability, Real Time Data, Resilience, Integration Testing, Performance Management, Debugging
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Data Preprocessing, Data Transformation, Feature Engineering, Pandas (Python Package), Text Mining, Predictive Modeling, Scikit Learn (Machine Learning Library), Python Programming, Data Analysis, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, LLM Application, Vector Databases, Generative AI Agents, Tool Calling, Embeddings, Retrieval-Augmented Generation, Prompt Patterns, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Prompt Engineering, Agentic systems, Large Language Modeling, TypeScript, Responsible AI, Software Development, Real Time Data, Web Scraping, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Self Service Technologies, Automation, Setting Appointments, AI Workflows, Calendar Management, Prompt Engineering, Customer Service, Customer Inquiries, Customer Communications Management, Scheduling, Dental Care, Greeting Customers
Beginner · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Cloud Security, AWS Identity and Access Management (IAM), Identity and Access Management, Incident Response, Computer Security Incident Management, Cloud Computing, Network Security, Data Security, Cloud Platforms, Cloud Computing Architecture, Application Security, Cloud Services, Encryption, Firewall, Virtual Networking, Security Controls, Continuous Monitoring
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Lesson Planning, Instructional Strategies, Pedagogy, Student-Centred Learning, Community Development, Instructional Design, Learning Strategies, Curriculum Development, Technology Strategies, Social Impact, Sustainable Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Instagram, Social Media Content, Social Media, Social Media Marketing, Organizational Skills, Content Creation, Graphic Design, Graphic and Visual Design, Color Theory, Typography, Marketing
Beginner · Guided Project · Less Than 2 Hours

Universitat Autònoma de Barcelona
Skills you'll gain: Creativity, Innovation, Higher Education, Student-Centred Learning, Entrepreneurship, Professional Development, Training and Development, Training Programs, Collaboration, Project Design, Problem Solving, New Business Development, Adaptability, Social Impact
Beginner · Course · 1 - 4 Weeks