We architect and deploy audit-ready smart contracts for tokens, DeFi protocols, and NFT ecosystems. Our development process is built on Solidity 0.8+ with OpenZeppelin standards, ensuring security and gas efficiency from day one.
LABS
Services
DePIN Hardware Payment Gateway Development
We develop secure payment processing firmware and APIs for physical DePIN hardware, enabling autonomous machine-to-machine transactions for IoT, energy, and infrastructure networks.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts to power your decentralized applications.
- Token Systems: Custom
ERC-20,ERC-721, andERC-1155contracts with advanced features like vesting, minting controls, and governance hooks. - DeFi Protocols: Development of automated market makers (AMMs), staking pools, lending/borrowing logic, and yield optimizers.
- Security First: Every contract undergoes internal review and is structured for seamless third-party audits by firms like CertiK or Quantstamp.
We deliver a fully tested, documented, and deployable codebase within 2-4 weeks for an MVP, accelerating your time-to-market while mitigating critical risks.
key-features-cards
ENTERPRISE-GRADE INFRASTRUCTURE
Core Capabilities of Our DePIN Payment Gateway
Our DePIN payment gateway is engineered for high-volume, real-world transactions, providing the reliability and security required to scale hardware-based Web3 services.
01
Real-Time Hardware Settlement
Process payments from IoT devices and physical hardware with sub-second finality. Our gateway ensures immediate settlement confirmation, enabling seamless pay-per-use models for DePIN networks.
< 1 sec
Settlement Time
99.9%
Uptime SLA
02
Multi-Chain & Multi-Currency Support
Accept payments in native tokens (ETH, SOL, MATIC) and stablecoins (USDC, USDT) across EVM, Solana, and other major L1/L2 networks. We handle the complexity of cross-chain interoperability.
10+
Supported Chains
50+
Asset Types
03
Enterprise-Grade Security & Compliance
Built with institutional security standards. Includes MPC wallet infrastructure, transaction monitoring, and automated compliance checks to meet global regulatory requirements for financial transactions.
SOC 2 Type II
Certification
MPC
Wallet Tech
04
Scalable API-First Architecture
RESTful APIs and WebSocket feeds for seamless integration into your existing hardware management systems. Designed to handle millions of daily transactions with linear scalability.
10k+ TPS
Peak Throughput
< 50ms
API Latency
05
Automated Revenue Distribution
Programmable smart contracts for instant, verifiable revenue splits between hardware operators, service providers, and token holders. Ensures transparent and trustless payout automation.
100%
Automated
On-Chain
Verification
06
Comprehensive Analytics Dashboard
Real-time insights into transaction volumes, hardware performance, revenue streams, and network health. Exportable reports and custom alerts for operational intelligence.
Real-Time
Data
Custom
Alerts
benefits
DELIVERABLES
Business Outcomes for DePIN Operators
Our DePIN Hardware Payment Gateway is engineered to deliver specific, measurable results that directly impact your bottom line and operational efficiency.
01
Accelerated Revenue Collection
Convert hardware usage into on-chain payments instantly. Eliminate payment delays and manual reconciliation, ensuring predictable cash flow from day one.
< 1 sec
Payment Finality
24/7
Collection Uptime
02
Reduced Operational Overhead
Automate billing, invoicing, and settlement with smart contracts. Cut administrative costs by removing manual payment processing and third-party intermediaries.
90%
Less Admin Work
0
Manual Reconciliation
03
Enhanced User Acquisition & Retention
Offer seamless, token-based payment experiences. Lower onboarding friction with familiar Web2 payment methods and transparent, on-chain transaction history.
70%
Faster Onboarding
Multi-Chain
Payment Support
04
Enterprise-Grade Security & Compliance
Deploy with confidence using audited smart contracts and secure hardware integration patterns. Maintain full custody of funds with transparent, on-chain audit trails.
100%
Funds Custody
Audited
Smart Contracts
05
Scalable Global Infrastructure
Support millions of microtransactions across diverse geographies. Our gateway scales horizontally to handle network growth without performance degradation.
99.9%
Uptime SLA
< 100ms
API Latency
06
Faster Time-to-Market
Integrate a production-ready payment gateway in weeks, not months. Leverage our pre-built modules for hardware wallets, stablecoin swaps, and fiat on/off ramps.
< 4 weeks
Integration Time
Pre-Built
Compliance Modules
Choose Your Path to Production
Structured Development Tiers
Compare our structured service packages for building a secure, scalable DePIN hardware payment gateway. Each tier is designed to meet specific project stages and resource requirements.
| Feature / Capability | Starter | Professional | Enterprise |
|---|---|---|---|
Custom Smart Contract Development | |||
On-Chain Payment Gateway Logic | Basic | Advanced (Multi-token, Staking) | Full Suite (Multi-chain, Oracles) |
Hardware Wallet Integration (Ledger/Trezor) | |||
IoT Device Onboarding & Authentication | |||
Smart Contract Security Audit | Basic Review | Full Audit + Report | Full Audit + Formal Verification |
Deployment & Mainnet Launch Support | |||
Real-time Transaction Monitoring Dashboard | |||
Infrastructure Uptime SLA | 99.5% | 99.9% | |
Technical Support Response Time | Business Hours | < 12 Hours | < 1 Hour (24/7) |
Ongoing Maintenance & Upgrades | Ad-hoc | Quarterly Updates | Dedicated DevOps Team |
Estimated Delivery Timeline | 4-6 Weeks | 8-12 Weeks | Custom Roadmap |
Typical Engagement Cost | $25K - $50K | $80K - $150K | Custom Quote |
how-we-deliver
PROVEN METHODOLOGY
Our Hardware-First Development Process
We build DePIN payment gateways from the hardware up, ensuring security, reliability, and seamless integration. Our process is designed to get your product to market faster with enterprise-grade infrastructure.
01
Hardware Security Module (HSM) Integration
We design and integrate certified HSMs (FIPS 140-2 Level 3) to securely manage private keys and sign transactions at the edge, eliminating single points of failure in your payment flow.
FIPS 140-2
Security Standard
Zero
Key Exposure
02
Firmware & Embedded Systems Development
Custom firmware built in Rust/C++ for your specific hardware, handling payment logic, network communication, and secure boot processes with deterministic performance.
Rust/C++
Core Languages
< 100ms
Tx Latency
03
On-Chain Settlement Layer
Deployment of optimized smart contracts (Solidity 0.8+) for payment settlement, escrow, and proof-of-payment verification on EVM-compatible chains like Polygon, Arbitrum, or Base.
EVM
Compatibility
Gas-Optimized
Contracts
04
Relay Network & API Gateway
A high-availability relay network that bridges your hardware to the blockchain, providing a REST/WebSocket API for real-time payment status and merchant dashboard integration.
99.9%
Uptime SLA
REST/WS
API Support
05
End-to-End Security Audit
Comprehensive security review covering hardware, firmware, smart contracts, and network layers by our in-house experts, following industry standards before production deployment.
Full Stack
Audit Scope
OWASP
Compliance
06
Deployment & Merchant Onboarding
We manage the full deployment lifecycle, from hardware provisioning and network configuration to providing SDKs and documentation for your merchants to integrate in days.
< 4 weeks
To Production
Full SDK
Client Support
security
RELIABLE INFRASTRUCTURE
Blockchain API & Node Infrastructure
Enterprise-grade, multi-chain node infrastructure and APIs for scalable Web3 applications.
We provide fully managed, high-availability nodes across 15+ major chains including Ethereum, Solana, and Polygon. Our infrastructure delivers >99.9% uptime SLA with global low-latency endpoints, eliminating the operational overhead of self-hosting.
- Multi-Chain RPC & WSS: Instant access to
eth_getLogs, real-time event streams, and archive data. - Enhanced APIs: Pre-built endpoints for token balances, NFT metadata, transaction simulation, and gas estimation.
- Dedicated Nodes: Isolated resources with private RPC URLs and configurable block processing for high-frequency dApps.
Focus on building your application logic. We handle the infrastructure—deployment, scaling, security patches, and 24/7 monitoring.
Technical & Commercial Details
DePIN Payment Gateway Development FAQ
Get clear answers on timelines, costs, security, and support for integrating blockchain payments into physical hardware.
A standard DePIN payment gateway integration takes 2-4 weeks from kickoff to production deployment. This includes smart contract development, hardware SDK integration, and a full security audit. Complex multi-chain or custom hardware integrations may extend to 6-8 weeks. We provide a detailed project plan with milestones during the initial scoping call.
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