We architect and deploy custom smart contracts that form the immutable backbone of your application. Our development process is built on security-first principles, utilizing OpenZeppelin libraries, comprehensive unit testing, and formal verification to mitigate risk before deployment to mainnet.
LABS
Services
EVM-Based Mobile NeoBanking App Development
We build secure, scalable mobile neobanking applications on Ethereum Virtual Machine (EVM) chains, integrating multi-currency accounts, compliant fiat on/off-ramps, and yield-generating products with native wallet security.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
Deliver a secure, auditable, and gas-optimized foundation for your Web3 product in as little as 2-4 weeks.
- Protocol Development: Custom
ERC-20,ERC-721,ERC-1155, and bespoke token standards. - DeFi & DAO Systems: Automated market makers (AMMs), staking pools, governance modules, and multi-sig wallets.
- Enterprise Logic: Complex business rules, access control, and upgradeable contract architectures using
TransparentorUUPSproxies. - Full Audit Support: We prepare your code for third-party audits with detailed documentation and a comprehensive test suite.
key-features-cards
FULL-STACK EVM NEOBANKING
Core Features We Build
We architect and deploy secure, scalable mobile banking applications with integrated on-chain functionality, delivering a seamless user experience from fiat onboarding to DeFi yield.
01
Multi-Chain Wallet & Account Abstraction
Secure, non-custodial wallet core with ERC-4337 Account Abstraction for gasless transactions, social recovery, and batch operations. Enables seamless user onboarding without seed phrase management.
ERC-4337
Standard
0 Gas
User Experience
02
Fiat On-Ramp & Off-Ramp Integration
Integrated payment gateways for card purchases, bank transfers (SEPA/ACH), and localized payment methods. Includes KYC/AML compliance flows and real-time settlement tracking.
< 5 min
Onboarding
30+
Payment Methods
03
DeFi Yield & Staking Vaults
Smart contract vaults for automated yield farming, liquid staking (e.g., stETH, rETH), and risk-managed strategies. Users earn APY directly within the app interface.
Auto-Compounding
Strategy
Audited
Security
04
Cross-Chain Swaps & Bridge
Integrated DEX aggregator and cross-chain bridge for seamless asset exchange across Ethereum, Polygon, Arbitrum, and Base. Features optimal routing and slippage protection.
< 30 sec
Swap Time
10+ Chains
Supported
05
Real-Time Portfolio & Analytics
Dashboard for tracking token balances, transaction history, yield earnings, and portfolio performance across all connected chains and integrated protocols.
Real-Time
Data
Multi-Chain
Aggregation
06
Security & Compliance Engine
End-to-end security architecture including MPC key management, transaction simulation, fraud detection, and regulatory reporting tools for financial compliance.
SOC 2
Framework
MPC
Key Management
benefits
EXPERTISE YOU CAN TRUST
Why Partner with Chainscore for Your NeoBank
Building a compliant, scalable, and user-friendly EVM-based NeoBank requires deep technical and regulatory expertise. We deliver production-ready solutions with measurable outcomes.
01
Full-Stack EVM & Mobile Expertise
End-to-end development of your mobile app and smart contract suite. We build with Solidity 0.8+, React Native/Flutter, and integrate secure MPC or AA wallets for a seamless user experience.
50+
DeFi Apps Built
ERC-4337
Account Abstraction
02
Regulatory-First Architecture
Design for compliance from day one. We implement KYC/AML flows, transaction monitoring, and geo-fencing, ensuring your platform meets global financial regulations without sacrificing UX.
GDPR, FATF
Compliance Frameworks
On-Chain
Audit Trails
03
Proven Scalability & Security
Architected for high throughput and 99.9% uptime. Our smart contracts undergo rigorous audits, and our infrastructure is built with multi-chain redundancy and automated failover.
99.9%
Uptime SLA
Trail of Bits
Audit Partners
04
Faster Time-to-Market
Leverage our battle-tested modules for core banking functions—staking, lending, payments—to launch your MVP in weeks, not months. We focus on your unique business logic.
< 6 weeks
MVP Launch
Modular
Codebase
Fixed-Scope, Predictable Pricing
Structured Development Packages
Compare our standardized packages for EVM-based mobile neobanking app development, from MVP to enterprise-grade.
| Feature / Deliverable | Starter | Professional | Enterprise |
|---|---|---|---|
Core Smart Contract Suite | |||
Mobile App (React Native/Flutter) | |||
Multi-Chain Deployment (Ethereum + 1 L2) | |||
Smart Contract Security Audit | Basic Review | Full Audit Report | Full Audit + Formal Verification |
Gas Optimization & Fee Abstraction | |||
KYC/AML Integration Module | |||
Real-Time On-Chain Monitoring | 7-day retention | 30-day retention & alerts | Custom dashboard & SLA |
Technical Support & Maintenance | 30 days | 6 months | 12 months (24/7 priority) |
Estimated Delivery Time | 6-8 weeks | 10-14 weeks | 16+ weeks |
Starting Price | $75,000 | $180,000 | Custom Quote |
how-we-deliver
A PROVEN FRAMEWORK
Our Development Process
We deliver production-ready EVM-based neobanking apps through a structured, transparent process designed for speed, security, and seamless integration.
01
Discovery & Architecture
We conduct a technical deep-dive to define your on-chain architecture, tokenomics, and compliance requirements. This phase establishes the foundation for a scalable, secure, and regulatory-aligned application.
1-2 weeks
To finalized spec
100%
Requirements clarity
02
Smart Contract Development
Our engineers build custom, gas-optimized smart contracts for core banking logic (payments, savings, lending) using Solidity 0.8+ and OpenZeppelin libraries. Every contract is built with upgradability and security-first patterns.
OpenZeppelin
Security standard
Gas-optimized
Codebase
03
Mobile App & Wallet Integration
We develop the React Native/Flutter frontend with seamless integration of Web3 wallets (MetaMask SDK, WalletConnect) and key management solutions (MPC, AA). The focus is on a native, intuitive user experience for on-chain transactions.
Cross-platform
iOS & Android
< 1 sec
Tx confirmation UI
04
Security & Audit
All smart contracts undergo rigorous internal review followed by a formal audit from a leading third-party firm. We implement a comprehensive testing suite (unit, integration, fork testing) to ensure robustness before mainnet deployment.
Third-party
Security audit
100%
Test coverage goal
05
Deployment & Infrastructure
We manage the deployment to your chosen EVM network (Ethereum, Polygon, Arbitrum) and set up the supporting infrastructure: RPC nodes, indexers, gas stations, and monitoring dashboards for real-time observability.
Multi-chain
Deployment ready
99.9%
Infra uptime SLA
06
Maintenance & Scaling
Post-launch, we provide ongoing support, performance monitoring, and upgrade management. Our team ensures your app scales with user growth and integrates new DeFi protocols or chain expansions as needed.
24/7
Monitoring
SLA-backed
Support
EVM-Based Mobile NeoBanking
Frequently Asked Questions
Get clear answers on our development process, security, and timelines for your mobile-first Web3 banking solution.
We deliver a production-ready MVP for an EVM-based NeoBanking app in 8-12 weeks. This includes core features like multi-chain wallet integration, fiat on/off ramps, token swaps, and transaction history. Complexities like custom DeFi integrations or multi-signature vaults can extend the timeline, which we scope during discovery.
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