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Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
LABS
Services

Multi-L2 Rollup Integration Framework

Architect and implement a unified framework for your application to interact seamlessly across Optimism, Arbitrum, and zkSync. We deliver asset and data portability without fragmenting the user experience.
Chainscore © 2026
overview
CORE SERVICE

Smart Contract Development

Secure, production-ready smart contracts built for scale and compliance.

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 OpenZeppelin libraries and comprehensive audit trails to mitigate risk.

  • Full-Stack Development: From ERC-20 tokens and ERC-721 NFTs to complex DeFi protocols and DAO governance systems.
  • Rapid MVP Delivery: Go from concept to a live, audited testnet deployment in as little as 2 weeks.
  • Gas Optimization: We write efficient code to minimize transaction costs, a critical factor for user adoption.

We don't just write code; we deliver audit-ready, maintainable contracts that scale with your business, backed by a 99.9% uptime SLA for deployed systems.

key-features-cards
ARCHITECTURE & EXECUTION

Framework Capabilities & Technical Deliverables

Our Multi-L2 Rollup Integration Framework delivers production-ready infrastructure, not just conceptual designs. We provide the battle-tested components and expert implementation to launch and scale your cross-chain application.

01

Unified Cross-Rollup Messaging Layer

Deploy a secure, low-latency messaging bridge between Arbitrum, Optimism, Base, and zkSync. Our framework abstracts away protocol-specific complexities, enabling seamless asset and data transfer with sub-2 second finality for critical operations.

< 2 sec
Finality for Critical Tx
5+
Supported L2s
02

Gas-Optimized Smart Contract Suite

Receive a custom-built, audited smart contract library for your business logic. We develop in Solidity 0.8+ using OpenZeppelin standards, with built-in gas optimization patterns that can reduce user transaction costs by up to 40% compared to naive implementations.

40%
Avg. Gas Reduction
OpenZeppelin
Security Standard
03

Production-Ready Node Infrastructure

We provision and manage dedicated, load-balanced RPC nodes across all integrated L2s. Includes automatic failover, historical data archiving, and 99.9% uptime SLA, eliminating the operational overhead of managing disparate node providers.

99.9%
Uptime SLA
< 100ms
P95 Latency
04

Real-Time State Synchronization Engine

Maintain consistent application state across multiple rollups with our event-driven sync engine. Tracks deposits, withdrawals, and custom events in real-time, ensuring your user interface and backend are always in sync, preventing failed transactions.

Real-time
Event Processing
Zero
Sync Conflicts Guarantee
05

Comprehensive Security & Monitoring Stack

Get end-to-end security with automated monitoring for smart contracts and infrastructure. Includes anomaly detection for suspicious cross-chain flows, alerting, and integration with tools like Forta and Tenderly for proactive threat management.

24/7
Anomaly Detection
Forta/Tenderly
Integrated
06

Developer SDK & API Gateway

Accelerate your frontend and backend integration with our TypeScript SDK and unified REST/GraphQL API. Abstracts all multi-L2 interactions into simple method calls, reducing integration time from months to weeks for your engineering team.

TypeScript
First-Class SDK
Weeks
Integration Time
benefits
TANGIBLE RESULTS

Business Outcomes for Your Application

Our Multi-L2 Rollup Integration Framework delivers measurable improvements in performance, cost, and time-to-market. See the specific outcomes you can expect.

01

Accelerated Time-to-Market

Deploy your multi-chain strategy in under 3 weeks, not months. Our pre-built adapters for Arbitrum, Optimism, Base, and zkSync eliminate 80% of the integration work.

< 3 weeks
Integration Time
80%
Less Dev Effort
02

Drastically Reduced Gas Costs

Intelligent transaction routing automatically selects the most cost-effective L2 for each operation, cutting user gas fees by up to 90% compared to mainnet.

Up to 90%
Gas Savings
Auto-Routing
Optimization
03

Enterprise-Grade Reliability

Built with 99.9% uptime SLAs and comprehensive monitoring. Our framework is battle-tested, handling over $1B+ in cross-chain volume for production clients.

99.9%
Uptime SLA
$1B+
Volume Secured
04

Seamless User Experience

Abstract away blockchain complexity. Users enjoy single-wallet interactions across all supported L2s with sub-2-second finality for most operations.

< 2 sec
Avg. Finality
Single Wallet
User Flow
05

Future-Proof Architecture

Modular design allows integration of new L2s (e.g., upcoming zkEVMs) in days, not weeks. Stay ahead of ecosystem evolution without costly re-architecture.

Days
New L2 Onboarding
Modular
Design
Infrastructure Investment Analysis

Build Internally vs. Partner with Chainscore

A detailed comparison of the time, cost, and risk profile for developing a multi-L2 rollup integration framework in-house versus leveraging Chainscore's proven solution.

Key FactorBuild In-House TeamPartner with Chainscore

Time to Initial Deployment

6-12+ months

4-8 weeks

Core Engineering Cost (Year 1)

$300K - $750K+

$80K - $200K

Security & Audit Overhead

High (unaudited, custom risk)

Low (pre-audited, battle-tested)

Supported L2s on Day 1

1-2 (custom-built)

5+ (Arbitrum, Optimism, Base, zkSync, Starknet)

Cross-Chain Messaging

Custom implementation required

Pre-built, secure relayers

Ongoing Protocol Updates

Your team's responsibility

Managed service with updates

Production Monitoring & Alerts

Build from scratch

24/7 dashboards & alerting included

Expertise Required

Specialized L2/Rollup engineers

Your existing Web3 team + our specialists

Total Cost of Ownership (3 Years)

$1M - $2.5M+

$200K - $500K

how-we-deliver
PREDICTABLE, TRANSPARENT EXECUTION

Our 4-Phase Delivery Methodology

A structured, milestone-driven process designed to de-risk your multi-chain strategy and deliver production-ready infrastructure on schedule.

01

Phase 1: Architecture & Strategy

We conduct a technical deep-dive to design your optimal multi-L2 architecture. This includes selecting rollup frameworks (OP Stack, Arbitrum Orbit, zkSync ZK Stack), defining cross-chain messaging protocols (LayerZero, CCIP, Hyperlane), and establishing security parameters.

Deliverables: Technical specification document, architecture diagrams, and a detailed project roadmap.

1-2 Weeks
Duration
3 Options
Architecture Reviewed
02

Phase 2: Core Development & Integration

Our engineers build and integrate the core smart contracts, bridge modules, and sequencer logic. We implement the chosen interoperability standard, ensuring secure asset transfers and message passing between your designated L2s and the base layer.

Deliverables: Deployed smart contracts on testnets, integration test suites, and initial gas optimization reports.

4-6 Weeks
Duration
100%
Test Coverage
03

Phase 3: Security & Stress Testing

Every component undergoes rigorous internal testing and formal verification. We simulate high-load scenarios, test failure modes, and conduct economic security reviews. Optionally, we facilitate third-party audits with firms like Spearbit or Code4rena.

Deliverables: Comprehensive audit report, load test results, and a finalized deployment and upgrade strategy.

2-3 Weeks
Duration
0 Critical
Vulnerability Target
04

Phase 4: Deployment & Monitoring

We manage the mainnet deployment of your integrated rollup ecosystem, configure monitoring dashboards (Blocknative, Tenderly), and establish alerting for sequencer health and bridge activity. We provide documentation and handover sessions for your team.

Deliverables: Production-ready system on mainnet, operational runbooks, and 30 days of post-launch support.

1 Week
Deployment
24/7
Initial Monitoring
Technical & Commercial Details

Multi-L2 Integration Framework FAQs

Get clear answers on timelines, costs, and technical specifics for integrating your application across multiple Layer 2 networks.

A standard integration for 2-3 target L2s (e.g., Arbitrum, Optimism, Base) takes 2-4 weeks from kickoff to mainnet deployment. Complex protocols with custom bridging logic or 5+ chains may extend to 6-8 weeks. We provide a detailed sprint-by-sprint roadmap during discovery.

ENQUIRY

Get In Touch
today.

Our experts will offer a free quote and a 30min call to discuss your project.

NDA Protected
24h Response
Directly to Engineering Team
10+
Protocols Shipped
$20M+
TVL Overall
NDA Protected Directly to Engineering Team