Business Domains
Learn how real corporate software systems work across different industries
11
Industries
50+
Domains
200+
Real Systems
What You Will Learn
Each domain breaks down real enterprise software systems used by large corporations — showing you the actual data flows, components, and technologies behind the scenes.
Great for developers entering a new industry, architects designing systems, or anyone preparing for technical interviews at top companies.
Who Is This For?
System Overviews
How each enterprise system works end-to-end
Integrations & APIs
How systems talk to each other in production
Data & Storage
Databases, schemas, and data flow patterns
Business Context
Why systems are built and what problems they solve
Browse All Industries
Click any domain below to explore the systems used in that industry
Financial Services
Banking, Insurance, Payments, and Investment systems
Commerce
E-commerce, retail, supply chain, and manufacturing
Healthcare
Hospital management, EMR, pharmacy, and telemedicine
Technology & Communications
Telecom, SaaS, cloud, cybersecurity, and IT services
Media & Entertainment
Streaming, gaming, social media, and content management
Travel & Hospitality
Airlines, hotels, tourism, and restaurant management
Government & Public Sector
Tax, citizen services, defense, and education
Energy & Utilities
Power, oil & gas, water, and renewable energy
Real Estate & Construction
Property management, transactions, and construction
Human Resources
Payroll, recruitment, benefits, and performance
Agriculture
Farm management, food supply, and agricultural finance