We architect and deploy audit-ready smart contracts on Ethereum, Solana, and other leading L1/L2s. Our development process is built on security-first principles using Solidity 0.8+, Rust, or Vyper, with OpenZeppelin libraries as a standard foundation.
LABS
Services
Cross-Chain Stablecoin Transfer Mobile App Development
We build dedicated mobile applications for fast, low-cost, and compliant cross-chain transfers of USDC, USDT, and DAI. Designed for payments and remittance use cases.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts for your token, DeFi, or NFT project.
- Token Systems: Custom
ERC-20,ERC-721, andERC-1155contracts with advanced features like vesting, minting controls, and multi-chain bridging. - DeFi Protocols: Automated Market Makers (AMMs), staking pools, yield aggregators, and lending/borrowing logic with gas optimization.
- Governance & DAOs: Modular voting systems, treasury management, and proposal execution frameworks.
- Enterprise Logic: Custom business rules, access control, and upgradeable proxy patterns for long-term maintainability.
We deliver a comprehensive audit package, including unit tests, deployment scripts, and technical documentation, ensuring your contracts are secure and investor-ready.
Our engineers have deployed over 200 contracts with a 100% mainnet security record. We focus on delivering a production-ready MVP in 2-4 weeks, not just code.
key-features-cards
ENGINEERING EXCELLENCE
Core Technical Capabilities We Deliver
We build the secure, scalable, and user-friendly infrastructure that powers your cross-chain stablecoin application. Our focus is on delivering production-ready systems with measurable performance.
01
Cross-Chain Bridge Architecture
Design and implement secure, non-custodial bridges for USDC, USDT, and DAI across EVM, Solana, and Cosmos chains using protocols like Axelar, LayerZero, and Wormhole. We ensure atomic swaps and minimize slippage.
< 30 sec
Avg. Transfer Time
99.9%
Uptime SLA
02
Mobile-First Wallet SDK Integration
Seamlessly integrate WalletConnect v2, MetaMask SDK, and Solana Wallet Adapter into your React Native/Flutter app. We handle key management, session security, and chain switching for a flawless user experience.
< 2 taps
To Complete Transfer
0.5%
User Drop-off Target
03
Smart Contract Security & Audits
Develop and deploy audited bridge, vault, and fee logic contracts in Solidity 0.8+ and Rust (for Solana). Our process includes unit/integration testing, formal verification, and reviews by certified auditors.
100%
Test Coverage
Certified
OpenZeppelin Patterns
04
Real-Time Gas Optimization
Implement dynamic fee estimation and multi-chain gas price oracles to recommend the most cost-effective route for users. We reduce failed transactions and optimize transfer costs by up to 40%.
40%
Avg. Cost Reduction
< 1%
Failed TX Rate
05
Compliance & Monitoring Dashboard
Build admin dashboards with real-time analytics for transaction volume, user activity, and bridge health. Integrate Chainalysis or TRM for address screening and generate compliance reports.
Real-time
AML Screening
24/7
System Monitoring
06
Scalable Backend & Indexing
Deploy resilient Node.js/Python backends with multi-RPC failover, event listeners, and custom indexers (using The Graph or Subsquid) to ensure fast, reliable data access for your mobile frontend.
< 100ms
API Response Time
99.95%
Data Availability
benefits
DELIVERABLES & METRICS
Business Outcomes for Your FinTech or Web3 Venture
We translate technical development into measurable business results. Our focus is on delivering secure, scalable infrastructure that drives user adoption and revenue.
01
Secure Multi-Chain Wallet Integration
Seamless, non-custodial wallet connections (MetaMask, WalletConnect, etc.) with MPC-based key management. We implement industry-standard security audits for all smart contracts and wallet interactions.
Why it matters: Users trust your app with their assets. Our security-first approach minimizes risk and builds the foundation for high-value transactions.
100%
Non-Custodial
Certified
Security Audits
02
Optimized Cross-Chain Bridge Logic
Custom integration with leading bridges (LayerZero, Axelar, Wormhole) and DEX aggregators for optimal stablecoin routing. We handle gas optimization and slippage management to ensure cost-effective transfers.
Why it matters: Reduces user transaction costs by up to 40% compared to manual bridging, directly improving user retention and transaction volume.
< 40%
Lower Costs
Sub-30s
Avg. Transfer
03
Real-Time Fiat On/Off Ramps
Integration with compliant payment providers (Stripe, MoonPay, Ramp) for smooth conversion between stablecoins and local currency. We handle KYC/AML flow orchestration and regulatory compliance checks.
Why it matters: Eliminates a major user onboarding barrier. Access to fiat liquidity is critical for mainstream adoption and daily utility.
5+
Provider Options
< 5 min
KYC Flow
04
Scalable Mobile-First Architecture
Native iOS/Android development with React Native for a performant, responsive UI. Backend built on scalable cloud infrastructure (AWS/GCP) with 99.9% uptime SLA for API and indexer services.
Why it matters: Provides a flawless user experience that scales with your growth. High reliability ensures you never miss a transaction.
99.9%
Uptime SLA
< 100ms
API Latency
05
Compliance & Monitoring Dashboard
Admin dashboard for real-time transaction monitoring, user analytics, and compliance reporting. Automated alerts for suspicious activity and integration with chain analysis tools.
Why it matters: Gives you operational control and visibility. Essential for risk management, regulatory reporting, and making data-driven product decisions.
Real-Time
Analytics
Automated
Compliance
06
Reduced Time-to-Market
Leverage our pre-built modules for wallets, bridges, and ramps to launch your MVP in 6-8 weeks. Our agile process focuses on iterative delivery based on user feedback.
Why it matters: Accelerates your launch by 3-4x compared to building in-house. Get to market faster, validate your idea, and start acquiring users.
6-8
Weeks to MVP
Agile
Development
Choose the Right Path to Launch
Structured Development Packages
Compare our standardized packages for developing a secure, multi-chain stablecoin transfer mobile application. Each tier includes core smart contract development, wallet integration, and a native mobile app.
| Core Deliverables | Launch | Scale | Enterprise |
|---|---|---|---|
Multi-Chain Wallet (EVM + 1) | |||
Stablecoin Bridge Smart Contracts | 1 Chain Pair | 3 Chain Pairs | Custom |
Mobile App (iOS & Android) | |||
Smart Contract Security Audit | Basic Review | Full Audit + Report | Full Audit + Bug Bounty |
Gas Optimization & Fee Abstraction | |||
Real-Time Transaction Monitoring | Basic Logs | Dashboard + Alerts | Custom Dashboard & SLA |
Post-Launch Support | 30 Days | 6 Months | 12 Months + Dedicated Engineer |
Estimated Timeline | 6-8 Weeks | 10-14 Weeks | Custom |
Starting Price | $50,000 | $120,000 | Contact for Quote |
how-we-deliver
TRANSPARENT & PREDICTABLE
Our Development Process: From Concept to Launch
We deliver your cross-chain stablecoin app through a structured, milestone-driven process. This ensures clear communication, predictable timelines, and a product built to your exact specifications.
01
Discovery & Architecture
We analyze your requirements to define the optimal cross-chain architecture, select protocols (e.g., LayerZero, Axelar, Wormhole), and create a detailed technical specification and project roadmap.
1-2 weeks
Phase Duration
Detailed SOW
Deliverable
02
Smart Contract Development
Our team builds and unit-tests secure, gas-optimized smart contracts for token bridging, custody, and fee management using Solidity 0.8+ and OpenZeppelin libraries.
3-4 weeks
Phase Duration
Audit-Ready Code
Deliverable
03
Mobile App & Integration
We develop the React Native mobile front-end, integrate secure wallet connections (WalletConnect), and implement the cross-chain messaging layer for seamless user transfers.
4-5 weeks
Phase Duration
Alpha Build
Deliverable
04
Security Audit & Testing
Contracts undergo rigorous internal review followed by a formal audit with a partner firm. We conduct comprehensive integration and penetration testing on the full application stack.
2-3 weeks
Phase Duration
Audit Report
Deliverable
05
Deployment & Launch
We manage the deployment of smart contracts to mainnet and testnets, configure monitoring (Chainscore Dashboard), and assist with app store submission for a smooth public launch.
1-2 weeks
Phase Duration
Live Production App
Deliverable
06
Post-Launch Support
Receive 30 days of included monitoring, incident response, and maintenance. Optional ongoing support plans include feature upgrades and multi-chain expansion.
30 days
Included Support
99.5% SLA
Uptime Guarantee
security-compliance
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by experts for DeFi, NFTs, and enterprise applications.
We architect and deploy custom smart contracts that are secure, gas-optimized, and tailored to your exact business logic. Our development process is built on a foundation of security-first principles, utilizing OpenZeppelin libraries and comprehensive audit practices to mitigate risk.
- End-to-End Development: From initial design and
Solidity/Rustcoding to deployment onEVM/Solana/Cosmoschains. - Security & Audits: Multi-stage review process, including formal verification and third-party audits from leading firms.
- Gas Optimization: Expert-level tuning to reduce transaction costs by up to 40% for high-frequency operations.
- Upgradeability & Maintenance: Implementation of secure proxy patterns (
UUPS,Transparent) for future-proof contracts.
We deliver battle-tested code that powers $500M+ in on-chain value, enabling you to launch with confidence and scale without technical debt.
Cross-Chain Stablecoin App Development
Frequently Asked Questions
Get clear answers on timelines, costs, security, and our development process for building a secure, multi-chain stablecoin transfer application.
From initial design to mainnet launch, a production-ready MVP typically takes 8-12 weeks. This includes smart contract development, mobile app UI/UX, integration with 2-3 target blockchains (e.g., Ethereum, Polygon, Arbitrum), and comprehensive security audits. Complex features like multi-signature wallets or advanced bridging logic can extend the timeline.
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