ContractGraph Billing & RevRec Engine
9/10
Demand Score
Legacy ERP subscription limits cause revenue leakage, slow pricing changes, and audit exposure; finance needs accuracy and agility now.
7/10
Blue Ocean
Competition Level
$3k-25k
Price/Month
Predicted customer spend
20 days
Time to MVP
Difficulty: Expert
The Problem
An event-driven subscription and contract engine that models every agreement as a graph of entitlements and charges. It supports hybrid/usage pricing, co-termination, amendments, and backdating; liste
Competitor Landscape
- Zuora
- Chargebee
- Recurly
- Stripe Billing
- Maxio (SaaSOptics/Chargify)
- SAP BRIM
Must-Have Features for MVP
Graph-based contract/entitlement modeler with amendment history
Usage mediation pipeline and rating engine (batch and real-time)
Billing scheduler with proration, co-terming, and consolidation
ASC 606 rev rec schedules with multi-element arrangements
Entitlement enforcement SDK/webhooks to gate product access
Revenue leakage detector comparing usage, entitlements, and quotes
CRM/CPQ and ERP connectors with bi-directional sync and audit logs
Sandbox for pricing experiments and what-if impact
⚠️ Potential Challenges
- Deep integrations to CRM/CPQ, product usage, and ERP
- Data quality for historical amendments and migrations
- SOX/SOC 1 controls and revenue recognition accuracy
- Handling edge-case pricing and tax compliance
Risk Level: High
🎯 Keys to Success
- Reduction in revenue leakage (target >1–3% of ARR recovered)
- Time to launch new pricing/plans (target days, not months)
- Invoice accuracy and dispute rate
- Rev rec close time and auditor adjustments
- % of entitlements programmatically enforced
Ready to Build This?
This expert-difficulty project could be your next micro-SaaS success.