We architect and deploy custom smart contracts that form the backbone of your protocol. Our development process is built on audited security patterns and battle-tested standards like ERC-20, ERC-721, and ERC-1155.
LABS
Services
Custom DA Client Development
We build lightweight, performant, and language-specific clients (Rust, Go) to interact with and verify data from DA layers like Celestia, EigenDA, and Avail. Reduce integration time and ensure data integrity.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3-native engineers.
- End-to-End Development: From specification and
Solidity 0.8+coding to deployment and mainnet verification. - Security-First: All code undergoes internal review using OpenZeppelin libraries and follows best practices to mitigate reentrancy and overflow risks.
- Gas Optimization: We write efficient code to minimize transaction costs for your users, a critical factor for adoption.
Deliver a secure, auditable, and gas-efficient foundation for your dApp in as little as 4-6 weeks.
key-features-cards
ENTERPRISE-GRADE ARCHITECTURE
Engineered for Performance and Integration
Our custom Data Availability clients are built from the ground up for high-throughput, low-latency operations and seamless integration into your existing infrastructure.
benefits
TANGIBLE ENGINEERING BENEFITS
Outcomes for Your Engineering Team
Our custom Data Availability (DA) client development translates directly into measurable improvements for your core engineering workflow, from development velocity to production reliability.
01
Accelerated Time-to-Market
Deploy a production-ready, custom DA client in under 3 weeks. We provide a complete development environment, CI/CD pipelines, and integration toolkits to eliminate months of foundational work.
< 3 weeks
To Production
90%
Reduced Setup Time
02
Reduced Operational Overhead
We deliver clients with automated monitoring, alerting, and failover systems. Your team manages application logic, not DA infrastructure, cutting operational costs by up to 60%.
60%
Lower Ops Cost
24/7
Managed Monitoring
04
Optimized Performance & Cost
Achieve sub-second data attestation with gas-optimized transaction batching. Our clients are engineered for maximum throughput at the lowest possible operational cost on your chosen network.
< 1 sec
Attestation Time
40%
Gas Savings
05
Future-Proof Architecture
We build modular, upgradeable clients that seamlessly integrate new DA layers (EigenDA, Celestia, Avail) and L2 rollups (Arbitrum, Optimism, zkSync) without protocol rewrites.
Multi-DA
Layer Support
Zero-Downtime
Upgrades
06
Dedicated Technical Partnership
Gain direct access to our protocol engineers for integration support and strategic guidance. We provide comprehensive documentation and become an extension of your core dev team.
Direct Slack
Engineer Access
Enterprise
SLA Support
Strategic Infrastructure Decision
Build vs. Buy: Custom DA Client Development
A detailed comparison of the time, cost, and risk involved in developing a custom Data Availability (DA) client in-house versus partnering with Chainscore Labs.
| Key Factor | Build In-House | Buy with Chainscore |
|---|---|---|
Time to Production | 6-12+ months | 4-8 weeks |
Upfront Engineering Cost | $250K - $600K+ | $50K - $150K |
Security & Audit Overhead | High (unaudited, custom risk) | Low (pre-audited patterns, formal verification) |
Core Protocol Expertise Required | Mandatory (Celestia, EigenDA, Avail) | Included (Our team's expertise) |
Ongoing Maintenance & Upgrades | Your team's responsibility | Optional SLA with 24/7 monitoring |
Time to First Integration (POC) | 2-3 months | < 2 weeks |
Total Cost of Ownership (Year 1) | $300K - $750K+ | $75K - $200K |
Guaranteed Uptime & SLAs | Your responsibility | 99.9% Uptime SLA available |
Access to Latest Protocol Features | Lagging (requires re-implementation) | Leading (included in managed service) |
Focus for Your Core Team | Infrastructure plumbing | Your core product & users |
how-we-deliver
STRUCTURED DEVELOPMENT
Our Delivery Process: From Specification to Production
A transparent, milestone-driven approach to deliver production-ready Data Availability (DA) clients with enterprise-grade security and performance.
01
1. Specification & Architecture
We translate your requirements into a detailed technical specification, defining the DA protocol (Celestia, EigenDA, Avail), consensus model, and integration architecture with your existing L1/L2 stack.
2-4 days
Spec Finalization
100%
Requirement Clarity
02
2. Core Client Development
Implementation of the DA client logic in Go or Rust, including data sampling, fraud/validity proof generation, and peer-to-peer networking for the chosen protocol.
Go/Rust
Primary Stack
Open Source
Base Components
03
3. Security Hardening & Audits
Rigorous internal testing, formal verification of critical components, and preparation for external audits by firms like Trail of Bits or Quantstamp to ensure protocol compliance and security.
2+ Audits
External Review
Zero Critical
Audit Target
04
4. Testnet Deployment & Integration
Deployment to a dedicated testnet environment. We conduct end-to-end integration testing with your rollup or application, simulating real-world load and failure scenarios.
> 95%
Test Coverage
< 2 sec
Target Latency
05
5. Mainnet Launch & Monitoring
Managed deployment to mainnet with comprehensive monitoring, alerting, and dashboards for client health, data availability proofs, and network participation metrics.
24/7
Launch Support
99.9%
Uptime SLA
06
6. Ongoing Maintenance & Upgrades
Proactive maintenance, protocol upgrade management, and performance optimization. We ensure your DA client stays compatible with network upgrades and new features.
< 4 hrs
Critical Response
Guaranteed
Upgrade Path
security
CORE SERVICE
Smart Contract Development
Secure, gas-optimized smart contracts built for production by expert Solidity engineers.
We architect and deploy custom smart contracts that form the backbone of your Web3 application. Our focus is on security-first development, gas efficiency, and maintainable code that scales with your protocol.
- Full Lifecycle Development: From initial design and
Solidity/Vypercoding to deployment, verification, and monitoring onEVM/L2networks. - Security & Audits: Built with
OpenZeppelinstandards and hardened through internal audits. We prepare you for third-party audits from firms like CertiK or Trail of Bits. - Gas Optimization: We analyze and optimize for lower transaction costs, a critical factor for user adoption and protocol economics.
Deploy a production-ready, audited smart contract suite in as little as 4-6 weeks, reducing your technical risk and accelerating your go-to-market.
Custom DA Client Development
Frequently Asked Questions
Get clear answers on timelines, costs, and technical specifics for your Data Availability solution.
We deliver a production-ready, audited custom DA client in 6-12 weeks. The timeline breaks down into a 2-week discovery & design phase, 4-8 weeks of core development, and 2 weeks for security audits and final deployment. For integrations with existing rollup stacks, we can often accelerate to 4-6 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