We architect and deploy custom blockchain networks and Layer 2 solutions tailored to your exact business logic. From private consortium chains to high-throughput public sidechains, we deliver production-ready infrastructure in 4-8 weeks.
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On-Chain Invoice Generation System
A smart contract-based platform for creating, managing, and tracking immutable invoices on-chain. Automates payment matching and status updates for B2B transactions, reducing disputes and administrative overhead.
Chainscore © 2026
overview
FULL-STACK INFRASTRUCTURE
Custom Blockchain Development
End-to-end blockchain solutions built for enterprise-grade security, scalability, and speed.
- Core Protocol Development: Custom
Solidity/Rustsmart contracts,EVM/WASMcompatibility, and consensus mechanisms. - Layer 2 & Scaling:
zk-RollupandOptimistic Rollupimplementations for sub-second finality and 90% lower gas fees. - Full Node Operations: Managed
Geth,Erigon, orBesunodes with 99.9% uptime SLA and multi-cloud redundancy.
We don't just build chains; we build the foundational infrastructure for your next 10 million users. Our security-first approach includes formal verification and audits by
OpenZeppelinandCertiK.
key-features-cards
ENTERPRISE-GRADE FEATURES
Core Capabilities of Your On-Chain Invoice System
Our system delivers more than just invoices on-chain. It provides the robust infrastructure, security, and automation required for real-world financial operations.
01
Programmable Smart Invoices
Deploy dynamic, self-executing invoices with custom logic for milestone payments, recurring billing, and automated late fees. Built on audited Solidity contracts with OpenZeppelin standards.
ERC-20/ERC-721
Payment Support
Gas-optimized
Contract Design
02
Real-Time Payment & Settlement
Enable instant, verifiable settlement with on-chain proof of payment. Integrates with stablecoins and native tokens, reducing cross-border settlement from days to seconds.
< 30 sec
Settlement Time
24/7/365
Availability
03
Automated Compliance & Audit Trail
Every invoice, payment, and status change is immutably recorded. Generate compliant financial reports and a complete, tamper-proof audit trail for regulators and stakeholders.
Immutable
Ledger Record
GDPR-ready
Data Handling
benefits
TANGIBLE ROI
Business Outcomes: Beyond Technical Features
Our on-chain invoice system delivers measurable financial and operational advantages, moving beyond technical specs to drive your bottom line.
01
Automated Reconciliation & Settlement
Eliminate manual accounting with smart contracts that auto-match payments to invoices. Reduce reconciliation time from days to minutes and cut operational overhead by up to 70%.
70%
Ops Cost Reduction
< 5 min
Reconciliation Time
02
Real-Time Cash Flow Visibility
Gain a single source of truth for all receivables and payables. Monitor invoice status, payment history, and cash flow projections in real-time from a unified dashboard.
Real-Time
Data Access
100%
Audit Trail
03
Reduced Payment Delays & Fraud
Leverage immutable payment terms and automated escrow to enforce on-time settlement and eliminate disputes. Smart contract logic prevents unauthorized payments.
90%
Faster Settlement
Zero
Payment Disputes
04
Seamless Multi-Chain & Fiat Integration
Invoice and get paid in stablecoins (USDC, USDT) across EVM chains or through integrated fiat gateways. Expand your customer base without technical friction.
10+
Supported Chains
24/7
Gateway Uptime
06
Faster Time-to-Market
Leverage our pre-audited, modular invoice framework. Go from concept to live deployment in weeks, not months, with full customization for your business logic.
< 4 weeks
Deployment Time
Modular
Architecture
Tailored for FinTechs and Web3 Startups
Structured Development Path: From MVP to Enterprise Scale
A clear roadmap for scaling your on-chain invoice system from proof-of-concept to a robust, enterprise-grade financial rail.
| Capability & Support | MVP (Starter) | Growth (Professional) | Scale (Enterprise) |
|---|---|---|---|
Custom Invoice Smart Contract | |||
Multi-Chain Deployment (EVM) | 1 Chain | Up to 3 Chains | Unlimited |
Gas Optimization Audit | Basic | Advanced | Advanced + Custom |
Integration Support (APIs/SDKs) | Documentation | Guided Setup | Dedicated Engineer |
Uptime & Performance SLA | 99.5% | 99.9% | |
Incident Response Time | Best Effort | < 12 Hours | < 1 Hour |
Proactive Monitoring & Alerts | |||
Compliance & Tax Logic Modules | Standard Templates | Custom Built | |
Recurring Billing & Subscriptions | |||
Estimated Timeline | 2-4 Weeks | 4-8 Weeks | 8-12+ Weeks |
Typical Investment | $15K - $30K | $50K - $120K | Custom Quote |
how-we-deliver
TRANSPARENT & PREDICTABLE
Our Delivery Process: From Specification to Production
We deliver your on-chain invoice system through a structured, collaborative process designed for speed, security, and seamless integration with your existing financial workflows.
01
1. Discovery & Specification
We conduct a technical deep-dive to map your invoicing logic, payment terms, and compliance requirements into a detailed smart contract and system architecture specification.
2-3 days
Workshop Duration
100%
Requirements Locked
02
2. Smart Contract Development
Our engineers build custom, gas-optimized Solidity contracts for invoice creation, lifecycle management (issued/paid/overdue), and automated payment settlement on EVM chains.
OpenZeppelin
Security Base
1-2 weeks
Development Time
03
3. Security Audit & Testing
Every contract undergoes rigorous unit, integration, and scenario testing, followed by a formal audit report from our internal security team before deployment.
100%
Line Coverage
Zero Critical
Audit Findings
04
4. Frontend & API Integration
We develop the admin dashboard for invoice management and provide a well-documented REST/GraphQL API for seamless integration with your CRM, ERP, or accounting software.
Swagger/Postman
Docs Provided
< 1 week
Integration Support
05
5. Staging Deployment & Review
Your complete system is deployed to a testnet/staging environment for your team to validate all workflows, UI, and API calls before mainnet launch.
Testnet
Deployment
7 days
Client Review Window
06
6. Production Launch & Handover
We manage the secure mainnet deployment, conduct final verification, and provide comprehensive documentation and operational runbooks for your team.
99.9%
Uptime SLA
24/7
Post-Launch Support
security
CORE INFRASTRUCTURE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
We architect and deploy audited, gas-optimized smart contracts on EVM and Solana that power your core business logic. Our development process ensures security-first design and maintainable code from day one.
- Custom Logic:
ERC-20,ERC-721,ERC-1155, staking, governance, and bespoke DeFi primitives. - Security & Audits: Built with
OpenZeppelinstandards and prepared for third-party audits from firms like CertiK or Quantstamp. - Full Lifecycle: Development, testing (
Hardhat/Foundry), deployment, and ongoing upgrade management via proxies or diamond patterns.
Reduce your time-to-market for new features from months to weeks with our battle-tested development framework.
On-Chain Invoice Systems
Frequently Asked Questions
Get clear answers on timelines, security, and how our custom on-chain invoice generation system integrates with your business.
We deliver a production-ready, audited system in 4-8 weeks from kickoff. This includes requirements analysis, smart contract development on EVM chains (Ethereum, Polygon, Arbitrum), frontend integration, security audit, and deployment. For simpler integrations with existing ERC-20/ERC-721 standards, timelines can be as short as 2-3 weeks.
ENQUIRY
Get In Touch
today.
Our experts will offer a free quote and a 30min call to discuss your project.
NDA Protected
Confidentiality24h Response
Time to ValueDirectly to Engineering Team
No Sales Fluff10+
Protocols Shipped
$20M+
TVL Overall