We architect and deploy custom smart contracts that form the backbone of your Web3 application. Our development process is built on security-first principles, utilizing battle-tested libraries like OpenZeppelin and comprehensive audits.
LABS
Services
Cross-Chain L2 Testnet Bridge Deployment
We deploy and rigorously test secure cross-chain bridges connecting your Layer 2 testnet to other networks. Our focus is on robust message relay architecture, automated watchtower monitoring, and comprehensive failure mode analysis to ensure production readiness.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for your specific business logic.
- Token Standards:
ERC-20,ERC-721,ERC-1155, and custom implementations. - DeFi Protocols: Automated Market Makers (AMMs), staking pools, and lending logic.
- Governance Systems: DAO tooling, voting mechanisms, and treasury management.
- Gas Optimization: Code reviewed for efficiency, reducing user transaction costs by up to 40%.
From initial concept to mainnet deployment, we ensure your contracts are secure, scalable, and maintainable.
Our deliverables include fully documented source code, a deployment roadmap, and post-launch support. We integrate with your existing stack for a seamless 2-4 week MVP delivery.
key-features-cards
END-TO-END INFRASTRUCTURE
Our Bridge Deployment & Testing Capabilities
We deliver production-ready cross-chain L2 bridges with a focus on security, speed, and reliability. Our process is designed to get your testnet bridge live in weeks, not months.
01
Custom Bridge Architecture
Design and deploy canonical, optimistic, or hybrid bridge models tailored for your L2 stack (Arbitrum, Optimism, zkSync, Starknet). We ensure gas-efficient message passing and secure asset custody.
2-4 weeks
From spec to testnet
4+ models
Architecture patterns
02
Security-First Development
Smart contracts built with Solidity 0.8+ and OpenZeppelin libraries. Every deployment includes a formal verification report and is pre-audited by our internal security team before external review.
100%
Code coverage target
2+ audits
Pre-launch minimum
03
Automated Testing Suite
Comprehensive test harness covering unit, integration, and load testing. Simulate mainnet conditions, adversarial scenarios, and chain reorganizations to ensure bridge resilience before launch.
5000+
Test cases per bridge
< 1 sec
Test suite runtime
04
Multi-Chain Relayer & Monitoring
Deploy and manage high-availability relayers with automatic failover. Get real-time dashboards for bridge health, message latency, and gas spend across all connected chains.
99.9%
Relayer uptime SLA
< 2 sec
Alert latency
06
Production Readiness Review
Final gate before mainnet. We conduct a full security and load assessment, provide a deployment runbook, and support your team through the official audit process with firms like Quantstamp or ConsenSys Diligence.
48 hours
Review turnaround
1 week
Audit prep support
benefits
EXPERTISE YOU CAN TRUST
Why Partner with Chainscore for Bridge Testing
Deploying a cross-chain L2 bridge is a high-stakes engineering challenge. Our specialized testing framework eliminates critical vulnerabilities before mainnet launch, protecting your assets and reputation.
Compare deployment options
Structured Bridge Deployment Packages
Choose the right package for your cross-chain L2 testnet bridge, from initial launch to enterprise-grade production.
| Feature | Starter | Professional | Enterprise |
|---|---|---|---|
Custom Bridge Smart Contracts | |||
Multi-Chain Support (2 Chains) | |||
Additional Chain Integration | |||
Security Audit & Penetration Testing | Basic Review | Full Audit Report | Full Audit + Formal Verification |
Deployment & Configuration Support | Self-Service Guide | Dedicated Engineer | Dedicated Team |
Monitoring & Alerting Setup | Basic Dashboard | Custom Alerts & Dashboards | 24/7 SOC Monitoring |
Guaranteed Response Time SLA | 24 Business Hours | 4 Hours | |
Incident Resolution SLA | 48 Business Hours | 8 Hours | |
Post-Launch Support Period | 30 Days | 90 Days | 1 Year |
Custom Token Standards (ERC-20, 721, 1155) | |||
Gas Optimization & Fee Analysis | |||
Estimated Delivery Timeline | 3-4 Weeks | 6-8 Weeks | 8-12 Weeks |
Starting Price | $25,000 | $75,000 | Custom Quote |
how-we-deliver
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 specialists.
We architect and deploy custom smart contracts on EVM-compatible chains (Ethereum, Polygon, Arbitrum) and Solana. Our process ensures audit-ready code from day one, reducing time-to-market and mitigating critical vulnerabilities.
Deliver a secure, functional MVP in as little as 2-4 weeks with our proven development framework.
- Full Lifecycle Support: From ideation and
Solidity/Rustdevelopment to deployment, verification, and post-launch maintenance. - Security-First: Adherence to
OpenZeppelinstandards, comprehensive unit/integration testing, and preparation for third-party audits (e.g., CertiK, Quantstamp). - Protocol Integration: Seamless compatibility with
ERC-20,ERC-721,ERC-1155, DeFi oracles, and cross-chain bridges.
Technical & Commercial Details
Cross-Chain Bridge Deployment FAQs
Get clear answers on timelines, costs, security, and support for your L2 testnet bridge deployment. Based on our experience delivering 50+ cross-chain solutions.
A standard deployment from specification to mainnet-ready bridge takes 2-4 weeks. This includes smart contract development, frontend integration, and a full security audit. Complex multi-asset or novel consensus bridges may extend to 6-8 weeks. We provide a detailed project plan with weekly milestones.
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