We architect and deploy audit-ready smart contracts for DeFi, NFTs, and enterprise protocols. Our development process is built on Solidity 0.8+ with OpenZeppelin standards, ensuring security and gas efficiency from day one.
LABS
Services
Cross-Border Remittance Sandbox Development
A production-like environment to build, test, and validate your blockchain-based remittance application against real-world compliance rules, FX volatility, and settlement workflows before launch.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts to power your dApp.
- Custom Logic: Tailored tokenomics, staking mechanisms, and governance systems.
- Security-First: Rigorous internal review and formal verification practices.
- Full-Stack Integration: Seamless connection to your frontend via
ethers.jsorweb3.py. - Deployment & Verification: Automated scripts for mainnet and testnet deployment with full source code verification.
Reduce your time-to-market with production-grade contracts delivered in as little as 2 weeks for an MVP. We focus on maintainable, upgradeable code that scales with your protocol.
key-features-cards
PRODUCTION-READY INFRASTRUCTURE
Core Sandbox Capabilities We Deliver
Our sandbox provides a complete, secure, and compliant environment to build, test, and launch your cross-border payment product. We deliver the foundational infrastructure so you can focus on innovation and go-to-market.
01
Regulatory-Compliant Test Environment
A sandbox pre-configured with simulated KYC/AML rules, transaction monitoring, and reporting frameworks for key corridors (US-EU, APAC). Test compliance logic before engaging with live regulators.
50+
Jurisdictions Simulated
FATF Travel Rule
Standards Built-In
02
Multi-Chain Liquidity & Settlement Simulator
Integrated simulations for on-chain (EVM, Stellar, Ripple) and off-chain (SWIFT gpi, ACH) settlement rails. Model fees, latency, and FX spreads with real-time market data feeds.
< 5 sec
Settlement Simulation
12+
Blockchain Protocols
03
Smart Contract Security Vault
Deploy and audit custom payment routing, escrow, and FX smart contracts in a isolated environment. Includes pre-audited templates and integration with tools like Slither and MythX.
Zero Critical
Vulnerabilities in Templates
OpenZeppelin
Audited Libraries
04
Real-Time Analytics & Monitoring Dashboard
Monitor simulated transaction volumes, success rates, fee accrual, and compliance alerts. Export granular data for stakeholder reporting and investor due diligence.
100%
Data Export
< 100ms
Metrics Latency
05
Banking API & Webhook Simulators
Mock endpoints for correspondent banks, card networks (Visa Direct), and digital wallets. Test your integration's error handling and reconciliation logic without live partnerships.
REST & gRPC
API Protocols
99.5%
Simulated Uptime SLA
06
Production Deployment Pipeline
One-click deployment of your validated architecture to our managed production environment. Includes CI/CD, automated security scanning, and 24/7 SRE support for live operations.
< 72 hours
To Production
SOC 2 Type II
Compliant Hosting
benefits
FROM SANDBOX TO PRODUCTION
Accelerate Your Path to a Live, Compliant Product
Our end-to-end development framework delivers a fully functional, regulator-ready remittance platform. We handle the technical and compliance complexity so you can focus on your go-to-market strategy.
01
Regulatory Sandbox Integration
Pre-configured integration with major financial sandboxes (MAS, FCA, ADGM) for rapid testing and approval. We manage the technical submission and compliance reporting.
4-6 weeks
To Sandbox Entry
3+ Jurisdictions
Pre-built Support
02
Compliance-First Architecture
Built-in modules for AML/KYC screening, transaction monitoring (TRM), and audit trails. Architecture designed to meet MAS PSG 13, FATF Travel Rule, and GDPR standards.
Pre-integrated
Compliance APIs
Automated
Reporting Engine
03
Multi-Currency Settlement Engine
Real-time FX rate feeds and automated settlement via nostro/vostro accounts or on-chain stablecoins. Supports fiat corridors (USD, EUR, SGD) and digital assets.
< 60 sec
Settlement Time
20+
Currency Pairs
04
Banking & Liquidity Gateway
Pre-negotiated connections to licensed payment institutions and liquidity providers. We handle the technical integration and operational setup for seamless fund flows.
Direct API
Bank Connectivity
24/7
Liquidity Access
05
Production Deployment & SLA
Managed infrastructure with 99.9% uptime SLA, DDoS protection, and real-time monitoring. We ensure a smooth transition from sandbox testing to live production launch.
99.9%
Uptime SLA
< 2 weeks
Go-Live Timeline
06
Ongoing Compliance & TechOps
Post-launch support for regulatory updates, system upgrades, and incident management. Your dedicated team ensures continuous compliance and platform reliability.
24/7
Technical Support
Quarterly
Compliance Reviews
Choose Your Path to Production
Structured Development Packages
Compare our tiered packages for building a compliant, high-performance cross-border remittance sandbox. Each package includes a fully functional test environment with core settlement logic, compliance hooks, and multi-chain liquidity.
| Feature | Starter | Professional | Enterprise |
|---|---|---|---|
Core Settlement Smart Contracts | |||
Multi-Chain Deployment (2 Chains) | EVM Testnets | EVM + 1 Mainnet | EVM + 2+ Mainnets |
Compliance Module (Travel Rule, AML) | Basic | Advanced (Sanctions Screening) | Custom & Regulatory Advisory |
Fiat On/Off-Ramp Integration | Sandbox Only | 1 Live Provider | Multi-Provider Aggregation |
Performance & Load Testing | Up to 100 TPS | Up to 1,000 TPS | Custom Stress Testing |
Security Audit & Penetration Test | Automated Scan | Manual Review + Report | Comprehensive Audit + Bug Bounty Setup |
Deployment & DevOps Support | Documentation | Hands-on Assistance | Fully Managed CI/CD Pipeline |
Post-Launch Support SLA | Email (Business Hours) | 24/7 Slack, 12h Response | Dedicated Engineer, 4h Response |
Implementation Timeline | 4-6 weeks | 8-12 weeks | Custom |
Total Project Investment | From $25,000 | From $75,000 | Custom Quote |
how-we-deliver
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
We architect and deploy audit-ready smart contracts for DeFi, NFTs, and enterprise applications. Our development process integrates formal verification and gas optimization from day one, ensuring 99.9% uptime and predictable costs.
From token standards to complex DeFi logic, we deliver contracts that are secure by design and ready for mainnet.
- Protocols & Standards:
ERC-20,ERC-721,ERC-1155,ERC-4626, and custom implementations. - Security First: Built with
OpenZeppelinlibraries and patterns, prepared for third-party audits. - Deliverables: Full test suites, deployment scripts, and technical documentation.
tech-stack
BUILT FOR SCALE AND COMPLIANCE
Technology & Protocol Integration
We architect your remittance solution on battle-tested protocols with enterprise-grade security, ensuring interoperability, regulatory readiness, and optimal performance from day one.
01
Cross-Chain Settlement Layer
Integrate with leading Layer 1 and Layer 2 networks (Ethereum, Polygon, Arbitrum, Base) and cross-chain bridges (Axelar, LayerZero) for flexible, low-cost finality. We ensure atomic swaps and secure message passing for seamless multi-currency settlements.
< 2 sec
Bridge Finality
5+ Chains
Supported
02
Stablecoin & CBDC Infrastructure
Implement compliant payment rails using major stablecoins (USDC, EURC) and pilot CBDC frameworks. Our integration includes direct mint/burn modules, regulatory reporting hooks, and real-time reserve attestation.
24/7
Reserve Monitoring
ISO 20022
Messaging Ready
03
Enterprise Wallet & Custody
Deploy secure, non-custodial smart contract wallets (ERC-4337) or integrate with institutional custodians (Fireblocks, Copper). Features include multi-sig governance, transaction policy engines, and compliance screening integration.
SOC 2 Type II
Custody Partners
MPC/HSM
Security Standard
04
Oracle & FX Data Feeds
Connect to decentralized (Chainlink) and licensed (Bloomberg, Reuters) oracles for real-time, tamper-proof foreign exchange rates and AML/KYC data verification. We build redundancy and fallback mechanisms for 99.9% data availability.
99.9%
Feed Uptime SLA
< 100ms
Price Latency
05
Regulatory Compliance Stack
Pre-integrated modules for travel rule compliance (TRP), transaction monitoring (Chainalysis, Elliptic), and sanctions screening. Our architecture supports jurisdictional rule-sets and audit-ready logging.
100+
Sanctions Lists
FATF
Guidelines
06
Performance & Monitoring
Full-stack observability with custom dashboards for transaction lifecycle, gas optimization analytics, and node health. We provide SLA-backed infrastructure monitoring and 24/7 alerting.
99.95%
Infra Uptime SLA
< 3 weeks
Full Deployment
Cross-Border Remittance Sandbox
Frequently Asked Questions
Get clear answers on our development process, security, timelines, and support for your compliant cross-border payment solution.
We deliver a production-ready sandbox environment in 4-6 weeks for standard implementations. This includes core smart contracts for stablecoin bridging, a compliance rule engine, and a basic test UI. Complex integrations with specific banking APIs or custom regulatory logic may extend this to 8-10 weeks. We provide a detailed sprint-by-sprint roadmap during the initial discovery phase.
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