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.

Board Infinity
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Email Marketing, Email Automation, Microsoft Copilot, Marketing Automation, Data Ethics, Business Marketing, Generative AI, Search Engine Optimization, Content Marketing, Google Gemini, Prompt Patterns, Multimodal Prompts, ChatGPT, Search Engine Marketing, Digital Marketing, Deepseek, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Sales
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Keyword Research, Search Engine Optimization, Web Analytics and SEO, Search Engine Marketing, Digital Marketing, Web Analytics, Auditing, Software Development Tools, Paid media, Test Tools, Performance Analysis, Process Optimization, Performance Improvement, Performance Appraisal, Prioritization
Intermediate · Course · 1 - 4 Weeks

Workday
Skills you'll gain: Workday (Software), No-Code Development, Branding
Beginner · Course · 1 - 4 Weeks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, Financial Data, Microsoft Excel, Excel Formulas, Management Reporting, Data Transformation, Data Manipulation, Automation, Financial Reporting, Extract, Transform, Load, Data Import/Export, Spreadsheet Software, Data Validation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Generative AI Agents, Agentic systems, Prompt Engineering, AI Workflows, LLM Application, Systems Architecture, Tool Calling, Natural Language Processing, Context Management, Debugging, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft 365, Microsoft Teams, Microsoft Outlook, Pivot Tables And Charts, Calendar Management, Excel Macros, Microsoft Copilot, Microsoft Excel, Collaborative Software, Excel Formulas, Data Validation, Productivity Software, Spreadsheet Software, Project Management Software, Organizational Skills, Collaboration, Data Manipulation, Data Visualization, Data Analysis, Visual Basic (Programming Language)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Leaflet (Software), Interactive Data Visualization, Data Presentation, Spatial Data Analysis, Heat Maps, Data Visualization Software, GIS Software, Geographic Information Systems, Metadata Management, Spatial Analysis, Color Theory, Design, Query Languages, Technical Documentation, Data Validation, Geospatial Mapping, Apache Airflow, Extract, Transform, Load, Cloud Computing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apple iOS, Swift Programming, UI Components, Animations, Apple Xcode, User Interface (UI), Mobile Development, User Interface (UI) Design, Interactive Design, Motion Graphics, Development Environment, Debugging
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Transfer Learning, Natural Language Processing, Deep Learning, PyTorch (Machine Learning Library), Large Language Modeling, Keras (Neural Network Library), Artificial Neural Networks, Image Analysis, Tensorflow, Artificial Intelligence, Machine Learning Methods, Computer Vision, Embeddings, Data Preprocessing, Model Evaluation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Pivot Tables And Charts, Microsoft Excel, Excel Formulas, Data Validation, Spreadsheet Software, Data Manipulation, Data Analysis, Statistical Analysis, Data Visualization Software, Descriptive Statistics, Data Cleansing, Business Mathematics
Intermediate · Course · 3 - 6 Months