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 rigorous internal audits before any code is finalized.
LABS
Services
StarkNet ZK-Rollup Marketplace for Gaming NFTs
We engineer scalable, privacy-enhanced marketplaces on StarkNet. Our solutions enable high-volume, low-cost trading with optional privacy for asset ownership and transaction history, built specifically for GameFi.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
- Token Systems: Custom
ERC-20,ERC-721, andERC-1155implementations with advanced features like vesting, minting controls, and governance hooks. - DeFi Protocols: Development of automated market makers (AMMs), lending/borrowing pools, staking mechanisms, and yield optimizers.
- Enterprise Logic: Complex multi-signature wallets, supply chain trackers, and compliant financial instruments with built-in regulatory checks.
We deliver audit-ready code in 2-4 weeks, significantly reducing your time-to-market and technical risk. Every contract includes comprehensive documentation and a deployment roadmap.
key-features-cards
ENGINEERING EXCELLENCE
Core Technical Capabilities
We build your StarkNet marketplace on a foundation of battle-tested infrastructure, proven security, and developer-first tooling designed for high-throughput gaming economies.
01
StarkNet ZK-Rollup Development
Full-stack marketplace deployment on StarkNet using Cairo 1.0, delivering sub-1-second transaction finality and ~90% lower gas fees versus Ethereum L1 for minting and trading.
< 1 sec
Tx Finality
~90%
Gas Reduction
02
Gaming NFT Smart Contracts
Custom ERC-721/1155 contracts with advanced features for gaming: lazy minting, dynamic metadata, soulbound tokens, and composable item systems for in-game economies.
ERC-721/1155
Standards
Zero-Knowledge
Proof Integration
03
Security & Auditing
Contracts developed with OpenZeppelin libraries and undergo rigorous multi-stage audits (automated, manual, formal verification) before mainnet deployment to protect assets.
Multi-Stage
Audit Process
99.9%
Uptime SLA
04
Scalable Indexing & APIs
Real-time, low-latency GraphQL APIs for marketplace data (listings, bids, user portfolios) and custom indexers to handle 10,000+ TPS during peak gaming events.
10k+ TPS
Indexing Capacity
< 100ms
API Latency
05
Wallet & Payment Integration
Seamless integration with Argent X & Braavos wallets, fiat on/off-ramps, and support for STRK payments and custom in-game currency systems.
Argent/Braavos
Wallet Support
Multi-Currency
Payment Rails
06
DevOps & Continuous Deployment
Automated CI/CD pipelines for StarkNet testnet/mainnet deployment, monitoring with 99.9% uptime SLAs, and 24/7 incident response for production environments.
99.9%
Uptime SLA
< 2 weeks
Deployment Time
benefits
DELIVERABLES & METRICS
Business Outcomes for Game Studios
Our StarkNet ZK-Rollup marketplace delivers measurable results, from accelerated time-to-market to new revenue streams. Here’s what you can expect.
01
Accelerated Time-to-Market
Deploy a fully functional, white-labeled NFT marketplace on StarkNet in under 4 weeks. We handle the ZK-Rollup infrastructure, smart contracts, and frontend integration, so your team can focus on game development.
< 4 weeks
Deployment Time
Zero
ZK-Proof Setup
02
Radically Lower Transaction Costs
Leverage StarkNet's ZK-Rollup to reduce gas fees for minting and trading in-game assets by over 90% compared to Ethereum L1. Enable microtransactions and new gameplay economies.
> 90%
Gas Cost Reduction
< $0.01
Avg. Mint Cost
03
Proven Security & Compliance
Marketplace smart contracts are built with OpenZeppelin libraries and undergo a full security audit by a top-tier firm before deployment. Includes built-in royalty enforcement and creator controls.
100%
Audit Coverage
ERC-721/1155
Standards Compliant
04
Seamless Player Onboarding
Integrate fiat-to-crypto ramps and custodial wallet solutions to onboard non-crypto-native players. Our SDKs enable in-game asset purchases with credit cards, removing Web3 friction.
< 2 min
Player Onboarding
Multi-chain
Wallet Support
05
Scalable, High-Performance Infrastructure
Our managed infrastructure guarantees 99.9% uptime SLA and sub-second transaction finality, supporting millions of daily transactions as your player base grows.
99.9%
Uptime SLA
< 1 sec
Tx Finality
06
New Monetization & Player Engagement
Unlock revenue from secondary market royalties, limited edition drops, and interoperable asset economies. Real-time analytics dashboard tracks marketplace volume and user behavior.
5-10%
Royalty Revenue
Real-time
Analytics
Technical & Commercial Comparison
StarkNet Marketplace vs. Alternatives
A detailed breakdown of StarkNet's technical advantages and the development approach for building a high-performance NFT marketplace, compared to other L2 solutions and in-house development.
| Key Factor | Alternative L2s (Optimistic Rollups) | Build In-House on StarkNet | Chainscore Full-Service Build |
|---|---|---|---|
Time to Production Launch | 3-6 months | 6-12+ months | 8-12 weeks |
Proven Cairo Smart Contracts | No (Solidity/Vyper) | Your team's responsibility | Yes, pre-audited & battle-tested |
ZK-Proof Finality | ~7 days challenge period | < 2 seconds | < 2 seconds with monitoring |
Gas Cost per NFT Trade | Moderate | Optimization required | Optimized for < $0.01 per trade |
Scalability (Peak TPS) | ~2,000-4,000 TPS | Theoretical ~10k+ TPS | Architected for 10,000+ TPS |
Security Posture | High (bridge/sequencer risk) | Critical (unaudited code risk) | Enterprise (audited code + 24/7 monitoring) |
Total Cost (First Year) | $80K - $200K+ | $250K - $600K+ (team & infra) | $120K - $300K (fixed-scope) |
Ongoing Protocol Upgrades | Your team manages forks | Your team manages forks & tooling | We manage StarkNet upgrades & toolchain |
Developer Experience | EVM-familiar | Steep Cairo/StarkNet learning curve | Managed; your team focuses on product logic |
how-we-deliver
TRANSPARENT & PREDICTABLE
Our 4-Phase Development Process
A structured, milestone-driven approach to deliver your StarkNet ZK-Rollup NFT marketplace on time and on budget, from concept to mainnet launch.
01
Phase 1: Architecture & Design
We define your marketplace's core logic, tokenomics, and user flows. Deliverables include a technical specification, StarkNet contract architecture, and a detailed project roadmap.
Client Value: Eliminates scope creep and ensures technical alignment before a single line of code is written.
2-3 Weeks
Typical Duration
1
Comprehensive Spec
02
Phase 2: Core Development & Testing
Our Cairo developers build and unit-test your smart contracts for minting, trading, and staking. We implement the front-end interface and backend indexers.
Client Value: Iterative development with bi-weekly demos ensures the product evolves according to your vision and feedback.
4-8 Weeks
Development Sprint
100%
Unit Test Coverage
03
Phase 3: Security & Audit Preparation
We conduct internal security reviews, formal verification of critical contracts, and prepare a comprehensive audit package for external firms like Nethermind or ABDK.
Client Value: Proactive security hardening significantly reduces audit costs and time-to-launch by delivering production-ready, well-documented code.
2-3 Weeks
Security Review
CertiK-Ready
Audit Package
04
Phase 4: Deployment & Go-Live
We deploy your contracts to StarkNet testnet and mainnet, configure the production environment, and provide launch support. Includes documentation and handover.
Client Value: A smooth, managed launch with 24/7 monitoring for the first 72 hours to ensure marketplace stability from day one.
1-2 Weeks
Deployment Window
24/7
Launch Support
security-architecture
RELIABLE FOUNDATION
Blockchain Infrastructure for FinTechs
Enterprise-grade node infrastructure and APIs to power your financial applications.
We provide dedicated, high-performance RPC endpoints with 99.9% uptime SLA and sub-second latency. Our infrastructure is built for financial-grade reliability, featuring multi-region failover, real-time monitoring, and dedicated support.
Deploy production-ready infrastructure in days, not months, with predictable costs and zero operational overhead.
- Full Protocol Support:
EVM(Ethereum, Polygon, Arbitrum),Solana,Cosmos SDK, andBitcoin. - Advanced APIs: Historical data, transaction simulation, gas optimization, and WebSocket streams.
- Security & Compliance: SOC 2 Type II compliant, private VPC deployment, and role-based access control.
StarkNet Gaming NFT Marketplace
Frequently Asked Questions
Get clear, specific answers about our StarkNet ZK-Rollup development process, timelines, and security.
A fully functional MVP with core trading, minting, and wallet integration typically deploys in 4-6 weeks. Complex features like custom game asset logic, advanced auction systems, or cross-chain bridges can extend this to 8-12 weeks. We provide a detailed sprint-by-sprint roadmap after the initial technical discovery phase.
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