We architect, develop, and deploy custom Solidity and Rust smart contracts with a focus on security, gas efficiency, and upgradeability. Every contract undergoes rigorous internal review and is built with OpenZeppelin standards and modular patterns.
LABS
Services
Validium-Based Oracle Network Design
We design and implement custom decentralized oracle networks built on Validium data availability layers. Achieve sub-second data finality with 90% lower operational costs than mainnet oracles, specifically for DeFi protocols and enterprise applications.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by experts for DeFi, NFTs, and enterprise applications.
- Full Lifecycle Support: From initial design and
Foundry/Hardhattesting to mainnet deployment and verification. - Security-First: Multi-stage audits, formal verification for critical logic, and comprehensive test suites targeting >95% coverage.
- Protocol Integration: Seamless compatibility with major DeFi primitives (
Uniswap V3,AAVE), cross-chain bridges, and oracle networks (Chainlink).
Deliver a secure, auditable foundation for your protocol in 4-6 weeks, reducing time-to-market and technical risk.
key-features-cards
ENTERPRISE-GRADE INFRASTRUCTURE
Core Architectural Components We Deliver
We build the foundational layers of your Validium oracle network, ensuring data integrity, high throughput, and seamless integration with your DeFi or enterprise application.
02
Decentralized Oracle Node Network
A resilient, geographically distributed network of oracle nodes with multi-signature consensus, delivering price feeds with sub-second latency and 99.9% uptime SLA.
99.9%
Uptime SLA
< 500ms
Data Latency
05
Cross-Chain Messaging Bridge
Secure bridge architecture for relaying verified oracle data and proofs across EVM and non-EVM chains (Ethereum, Arbitrum, Polygon, Solana), enabling multi-chain dApps.
5+
Chains Supported
CCIP/ LayerZero
Standards
06
Monitoring & Alerting Dashboard
Real-time observability suite tracking node health, data feed accuracy, latency, and proof generation status, with automated alerts for SLA breaches.
24/7
Monitoring
PagerDuty
Alert Integration
benefits
DESIGNED FOR ENTERPRISE SCALE
Business Outcomes for Your Protocol
A Validium-based oracle network isn't just infrastructure; it's a strategic asset. We deliver a production-ready system engineered for security, cost-efficiency, and market leadership.
01
Uncompromising Data Security
Off-chain data attestation with zero-knowledge proofs on StarkEx/zkSync ensures your oracle data is tamper-proof and private, eliminating the single point of failure risk of traditional oracles.
100%
Data Integrity
0
On-Chain Data Leakage
02
Radical Cost Reduction
Move 99% of data processing and aggregation off-chain onto our Validium. Slash gas fees by up to 100x compared to Layer 1 oracle updates, making high-frequency data feeds economically viable.
100x
Lower Gas Costs
$0.01
Avg. Update Cost
03
Sub-Second Finality for DeFi
Achieve near-instant price feed updates with Validium's rapid proof generation. Enable high-frequency trading, secure liquidations, and real-time derivatives pricing without latency arbitrage risks.
< 500ms
Feed Update Time
24/7
Low-Latency SLA
04
Regulatory & Compliance Readiness
Inherent data privacy through Validium's off-chain model supports compliance with evolving regulations (like MiCA) by default, without compromising on-chain verifiability.
GDPR-Friendly
Data Design
Audit Trail
Full Attestation
05
Enterprise-Grade Reliability
Fault-tolerant, multi-cloud node architecture with geographic distribution. We provide 99.9% uptime SLAs backed by automated failover and 24/7 monitoring.
99.9%
Uptime SLA
< 60s
Failover Time
06
Faster Time-to-Market
Leverage our battle-tested Validium oracle framework and integration libraries. Go from design to mainnet deployment in weeks, not months, with full documentation and support.
< 6 weeks
Production Deployment
Multi-Chain
EVM & StarkNet Ready
Infrastructure Decision Matrix
Build vs. Buy: Custom Validium Oracle vs. Generic Mainnet Oracle
A technical and economic comparison for CTOs and architects deciding between developing a custom oracle on a Validium or using a generic mainnet solution.
| Evaluation Factor | Build Custom Validium Oracle In-House | Buy Generic Mainnet Oracle | Buy Chainscore Validium Oracle |
|---|---|---|---|
Time to Production | 6-12 months | 2-4 weeks | 4-8 weeks |
Development Cost (Year 1) | $250K - $750K+ | $0 - $50K (API fees) | $80K - $200K |
Data Latency | < 2 seconds (customizable) | 12-60 seconds (block time dependent) | < 2 seconds (guaranteed) |
Transaction Cost per Update | $0.001 - $0.01 (Validium) | $2 - $50+ (Mainnet gas) | $0.001 - $0.01 (our Validium) |
Data Privacy & Confidentiality | Full control (ZK-proofs) | None (public mempool) | Full control (ZK-proofs) |
Security Audit Burden | High (your responsibility) | Medium (rely on provider) | Low (pre-audited, verifiable circuits) |
Ongoing DevOps & Node Ops | Full team required | Minimal | Fully managed by Chainscore |
Custom Data Feeds & Logic | Fully customizable | Limited to provider offerings | Fully customizable |
SLA for Uptime & Support | Your team's capacity | Varies by provider | 99.9% uptime with 24/7 SRE |
Exit Strategy / Vendor Lock-in | None (you own it) | High (protocol-specific) | Low (portable architecture) |
how-we-deliver
PREDICTABLE & TRANSPARENT
Our 4-Phase Delivery Process
We deliver your production-ready Validium oracle network through a structured, milestone-driven approach. Each phase has clear deliverables and checkpoints, ensuring alignment, security, and on-time deployment.
01
Phase 1: Architecture & Design
We define the technical blueprint for your oracle network, including data source integration, consensus mechanisms, and Validium rollup configuration for cost-efficient, private data attestation.
1-2 weeks
Duration
StarkEx / zkSync
Framework Review
02
Phase 2: Core Development & Auditing
Our engineers build the core smart contracts, off-chain attestation nodes, and fraud-proof systems. All code undergoes rigorous internal review and is prepared for external security audits.
3-5 weeks
Duration
OpenZeppelin
Security Patterns
03
Phase 3: Testnet Deployment & Integration
We deploy the network to a public testnet (e.g., Sepolia, Holesky) and conduct end-to-end integration testing with your dApp. This includes load testing and finalizing monitoring dashboards.
2 weeks
Duration
99.9%+
Test Uptime
04
Phase 4: Mainnet Launch & Handover
We manage the secure mainnet deployment, final security audit verification, and provide comprehensive documentation and operational runbooks for your team to assume full control.
1 week
Duration
Full SLOs
Service Handover
security-approach
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 specialists to power your protocol.
We architect and deploy custom smart contracts that form the secure, immutable backbone of your application. Our development process is built on audited security patterns and a deep understanding of gas optimization for cost-effective on-chain operations.
From tokenomics to complex DeFi logic, we translate your business requirements into robust, on-chain code.
- Full-Stack Development: End-to-end creation of
ERC-20,ERC-721,ERC-1155, and custom token standards, along with staking, governance, and treasury management systems. - Security-First Approach: Code built with OpenZeppelin libraries, following formal verification principles and prepared for third-party audits from firms like CertiK or Quantstamp.
- Gas Optimization: Every contract is engineered for minimum transaction cost and maximum efficiency on Ethereum, Polygon, or your chain of choice.
- Deployment & Management: We handle the full lifecycle, from testnet deployment on
SepoliaorGoerlito mainnet launch and post-deployment upgrade management using proxy patterns.
Validium Oracle Network Design
Frequently Asked Questions
Common questions from CTOs and technical leads about designing, building, and deploying a custom Validium-based oracle network.
A production-ready Validium oracle network typically takes 8-12 weeks from kickoff to mainnet launch. This includes 2 weeks for architecture design, 4-5 weeks for core development (ZK circuits, data attestation logic), 2 weeks for security audits, and 2-3 weeks for deployment and integration. 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