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 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: Vector Databases, Embeddings, Semantic Web, Flask (Web Framework), Model Deployment, Restful API, Python Programming
Intermediate · Course · 1 - 4 Weeks
The Hong Kong University of Science and Technology
Skills you'll gain: Prompt Engineering, Vibe coding, HTML and CSS, Generative AI, Web Development, Python Programming, Data Analysis, Artificial Intelligence, Data Science, Program Development, Simulations, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Power BI, Dashboard, Statistical Analysis, Data Quality, R Programming, Budgeting, Data Import/Export, Excel Formulas, Microsoft Excel, Financial Analysis, Data Analysis, Data Transformation, Pandas (Python Package), Financial Modeling, Pivot Tables And Charts, Business Intelligence, Extract, Transform, Load, Performance Analysis, Data Modeling
Intermediate · Course · 3 - 6 Months

Skills you'll gain: LangGraph, AI Workflows, AI Orchestration, Agentic Workflows, LangChain, LLM Application, Agentic systems, Test Execution Engine, Responsible AI, Human Factors (Security), Data Persistence, Debugging, Network Routing, Software Architecture, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Presentations, Microsoft PowerPoint, Oral Expression, Public Speaking, Sales Presentations, Verbal Communication Skills, Virtual Teams, Target Audience, Microsoft Office, Communication, Persuasive Communication, Communication Strategies, Storytelling, Data Storytelling, Business Communication, Planning, Organizational Skills, Data Analysis
Mixed · Course · 1 - 3 Months
Macquarie University
Skills you'll gain: Excel Formulas, Dashboard, Microsoft Excel, Spreadsheet Software, Data Preprocessing, Data Literacy, Data Manipulation, Data Presentation, Excel Macros, Data Storytelling, Data Analysis Software, Business Analytics, Pivot Tables And Charts, Financial Forecasting, Analytical Skills, Advanced Analytics, Business Mathematics, Financial Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Intranet, Content Management Systems
Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Data Storytelling, Dashboard, Tableau Software, Data Visualization, Business Analytics, Business Process, Business Process Improvement, Presentations, Data Visualization Software, Data Analysis, Visualization (Computer Graphics), Stakeholder Communications, Data Manipulation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Communication Planning, Project Documentation, Collaborative Software, Taking Meeting Minutes, Internal Communications, Accountability, Team Oriented, Stakeholder Communications, Meeting Facilitation, Document Management, Communication Strategies, Project Coordination, Workflow Management, Project Management, Communication, Stakeholder Engagement, Governance, Business Communication
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: 3D Modeling, SketchUp (3D Modeling Software), Software Installation, Visualization (Computer Graphics)
Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Prompt Engineering, Hugging Face, Model Deployment, MLOps (Machine Learning Operations), CI/CD, Continuous Deployment, Model Evaluation, Applied Machine Learning, Continuous Integration, Transfer Learning, Data Processing, Data Preprocessing, Image Analysis, Large Language Modeling, Rust (Programming Language), Natural Language Processing, Generative AI, AI Orchestration, Data Validation, Cloud Deployment
Beginner · Specialization · 3 - 6 Months