Enterprise Grade
Resources — Custom CRM & ERP
Technical guides, architecture patterns and references for your custom CRM/ERP projects.
🏗️Architecture
Custom CRM Architecture Patterns
Recommended architecture patterns for a NestJS/TypeScript CRM: modules, layers, service communication.
🔍Decision
When to Go Custom?
Decision framework to objectively choose between standard CRM (Salesforce/Odoo) and custom development.
🔌Integration
Legacy ERP Integration Patterns
Event-driven, adapter layer, DB sync — approaches for connecting a modern CRM to legacy ERP.
📐API
REST API Checklist for CRM
20 checkpoints for a maintainable REST API: versioning, pagination, error handling, security, documentation.
💰Analysis
Custom vs Salesforce 5-Year TCO Analysis
Total cost comparison to help justify (or not) custom development for your situation.
🔒Security
Security & GDPR Compliance
JWT auth, RBAC, encryption, audit logs — production security requirements for a custom CRM.
Have a Complex Project in Mind?
These resources set the framework — your project deserves a specific analysis.
Talk Through Your Project