We architect and deploy audited, gas-optimized smart contracts on EVM chains (Ethereum, Polygon, Arbitrum) and Solana. Our development follows OpenZeppelin standards and includes comprehensive testing suites to ensure security and functionality before mainnet deployment.
LABS
Services
ZK-Rollup NFT Marketplace Development
We build custom NFT marketplaces on StarkNet and zkSync, delivering sub-cent transaction fees, massive scalability, and enhanced privacy while inheriting Ethereum's security.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
From token standards to complex DeFi logic, we deliver contracts that are secure by design and built for your specific business logic.
- Custom Logic:
ERC-20,ERC-721,ERC-1155, staking, vesting, governance, and bespoke DeFi/CeFi modules. - Security First: Multi-stage audit process, formal verification, and incident response planning.
- Full Lifecycle: Development, deployment, verification on Etherscan/Solscan, and upgradeability planning.
key-features-cards
BUILT FOR SCALE AND SECURITY
Core Technical Capabilities
We deliver production-ready ZK-Rollup NFT marketplaces with enterprise-grade security, sub-second finality, and seamless user experience. Our modular architecture ensures you launch faster and scale without friction.
03
High-Performance Indexer & API
Real-time indexing of on-chain and rollup events with sub-100ms query latency. Provides a GraphQL API for collections, listings, bids, and user portfolios, enabling fast frontend development and data analytics.
< 100ms
Query Latency
GraphQL
API
05
Scalable Backend Microservices
Modular backend services for order book management, royalty distribution, and notification systems. Deployed on AWS/GCP with Kubernetes orchestration, ensuring 99.9% uptime and horizontal scalability.
99.9%
Uptime SLA
K8s
Orchestration
06
Compliance & Monitoring Suite
Built-in tools for transaction monitoring, anti-fraud detection, and regulatory compliance reporting. Real-time dashboards provide insights into platform health, user activity, and financial flows.
Real-time
Monitoring
Anti-fraud
Detection
benefits
DELIVERABLES
Business Outcomes for Your Platform
We deliver a production-ready ZK-rollup NFT marketplace with measurable results. Here's what you can expect from our development process.
01
Zero-Knowledge Scaling
Deploy a marketplace with sub-second transaction finality and gas fees reduced by 90-99% compared to Ethereum L1, enabling mass-market user adoption.
< 1 sec
Tx Finality
90-99%
Gas Reduction
02
Enterprise-Grade Security
Smart contracts and ZK circuits audited by leading security firms like Trail of Bits or Quantstamp, with formal verification for critical logic.
100%
Audit Coverage
Formal Verification
Critical Paths
03
Rapid Time-to-Market
Go from concept to mainnet in 8-12 weeks using our battle-tested ZK-rollup framework and pre-built marketplace modules.
8-12 weeks
To Mainnet
Pre-built Modules
Accelerated Dev
04
Custom Smart Contract Suite
Tailored ERC-721/1155 contracts with advanced features like lazy minting, royalty enforcement, and gas-optimized batch operations.
ERC-721/1155
Standards
Gas-Optimized
Batch Ops
05
Proven Infrastructure
Production deployment with a 99.9% uptime SLA, managed node infrastructure, and real-time monitoring dashboards.
99.9%
Uptime SLA
Managed Nodes
Infrastructure
06
Seamless Wallet Integration
Out-of-the-box support for MetaMask, WalletConnect, and embedded MPC wallets, with smooth cross-chain bridging for assets.
MetaMask, WC
Supported
Cross-Chain
Asset Bridging
Structured Roadmap to Production
ZK-Rollup NFT Marketplace Development Tiers
A phased development approach to launch and scale your custom ZK-Rollup NFT marketplace, balancing speed, cost, and long-term scalability.
| Core Deliverables | Launch-Ready | Growth-Optimized | Enterprise-Grade |
|---|---|---|---|
Custom ZK-Rollup Circuit Design | |||
Core Marketplace Smart Contracts (Mint, Trade, List) | |||
Full Smart Contract Security Audit (2 Firms) | |||
ZK-Proof Generation & Verification Layer | Basic | Optimized | Custom Hardware |
Bridging Infrastructure (L1 ↔ L2) | Standard Bridge | Multi-Chain Bridge | Custom Bridge with Fast Withdrawals |
Frontend SDK / API Integration | Basic React SDK | Full-Stack SDK + Mobile | White-Label UI Kit & Admin Panel |
Performance & Load Testing | Basic | Comprehensive (10k+ TPS) | Enterprise Stress Testing |
Deployment & Mainnet Launch Support | Guided | Managed | Full Turnkey |
Post-Launch Monitoring & Support SLA | Email (48h) | Priority (24h) | 24/7 Dedicated (<4h) |
Estimated Timeline | 6-8 Weeks | 10-14 Weeks | Custom |
Starting Investment | $80,000 | $180,000 | Custom Quote |
how-we-deliver
PROVEN METHODOLOGY
Our ZK-Rollup Development Process
A systematic, security-first approach to building high-throughput NFT marketplaces. We deliver production-ready infrastructure, not just prototypes.
01
Architecture & Protocol Selection
We design the optimal ZK-Rollup stack (StarkEx, zkSync Era, Polygon zkEVM) based on your NFT use case, balancing throughput, cost, and ecosystem compatibility.
2-3 days
Design Sprint
3+
Protocol Options
02
Smart Contract & Circuit Development
Development of core marketplace logic (minting, trading, auctions) in Solidity/Vyper and custom zero-knowledge circuits for private operations and batch verification.
100%
OpenZeppelin Audited
< 0.01 ETH
Avg. Mint Cost
03
Sequencer & Prover Infrastructure
Deployment of high-availability sequencer nodes for transaction ordering and dedicated prover infrastructure to generate validity proofs, ensuring L1 finality.
99.9%
Sequencer Uptime SLA
< 10 min
Proof Generation
04
Bridge & Data Availability Layer
Implementation of secure, trust-minimized bridges for asset transfers and integration with robust data availability solutions (Ethereum calldata, Celestia, EigenDA).
5 sec
Avg. Deposit Time
Multi-Sig
Bridge Security
05
Frontend SDK & Wallet Integration
Provision of a developer SDK and seamless integration with major wallets (MetaMask, WalletConnect) for a frictionless user onboarding and trading experience.
< 1 week
Integration Time
10+
Wallet Providers
06
Audit, Deployment & Monitoring
Final security audit by third-party firms, mainnet deployment with fail-safes, and setup of real-time dashboards for tracking TVL, TPS, and bridge activity.
2+
External Audits
24/7
Infra Monitoring
Infrastructure Comparison
ZK-Rollup vs. Alternatives for NFT Marketplaces
A technical and operational comparison of scaling solutions for high-volume NFT marketplaces. This table highlights why ZK-Rollups are the optimal choice for performance, cost, and user experience.
| Key Factor | ZK-Rollup (Chainscore) | Optimistic Rollup | Sidechain (e.g., Polygon PoS) | Ethereum L1 |
|---|---|---|---|---|
Transaction Throughput (TPS) | 10,000+ | ~2,000 | ~7,000 | ~15 |
Transaction Finality | < 2 seconds | 7 days (challenge period) | < 3 seconds | ~5 minutes |
Withdrawal to L1 Time | ~10 minutes | ~7 days | ~30 minutes | N/A |
Avg. Transaction Cost | $0.01 - $0.05 | $0.10 - $0.30 | $0.02 - $0.10 | $5 - $50+ |
Security Model | Ethereum-level (ZK proofs) | Ethereum-level (fraud proofs) | Independent validator set | Ethereum-level |
Data Availability | On-chain (Ethereum) | On-chain (Ethereum) | Off-chain | On-chain |
Developer Experience | EVM-equivalent (zkEVM) | EVM-compatible | EVM-compatible | Native Solidity |
Time to Market (with Chainscore) | 4-8 weeks | 8-12 weeks | 6-10 weeks | 12+ weeks |
Ideal Use Case | High-frequency trading, gaming | General-purpose dApps | Cost-sensitive applications | Ultra-high-value assets |
ZK-Rollup NFT Marketplace Development
Frequently Asked Questions
Get clear answers on timelines, costs, security, and our development process for building a high-performance, scalable NFT marketplace.
A production-ready MVP with core features (minting, trading, wallet integration) typically deploys in 4-6 weeks. Full-featured marketplaces with advanced auctions, multi-chain bridging, and custom royalty logic average 8-12 weeks. We use agile sprints with weekly demos to ensure predictable delivery.
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