Blockchain Indexing · Subgraphs · Colmore Row
Custom EVM Blockchain Indexer & High-Speed GraphQL Subgraph in Colmore Row
Production Custom EVM Blockchain Indexer & High-Speed GraphQL Subgraph for Web3 teams in Colmore Row, Birmingham (UK). Formal verification, sub-second finality, and 100% IP smart contract handover.
✦ Direct Web3 Architecture & Scope:
Custom EVM blockchain indexer development by Jyotirmay Ray transforms raw block logs into high-speed GraphQL endpoints for Web3 dashboards and wallets. Dedicated smart contract and decentralized architecture for companies in Colmore Row (UK).
Production Deliverables & Milestone Roadmap
Custom Custom EVM Blockchain Indexer & High-Speed GraphQL Subgraph for Colmore Row Web3 Teams
100% Smart Contract & DApp Repository Handover
Foundry Fuzz Testing & Static Analysis Reports
Mainnet Deployment & Multi-Sig Governance Setup
Smart Contract Topology & Protocol Implementation
ON-CHAIN TOPOLOGY BLUEPRINT
Ethereum / Arbitrum / Polygon Block Reorganization Stream
├── The Graph / Goldsky Real-Time Event Listener & Handler
├── Normalized PostgreSQL Database Schema with GraphQL API
└── Sub-25ms Query Times for Historical Token Balances & Transfers
VERIFIED SMART CONTRACT PATTERN
// The Graph Subgraph Event Handler
export function handleTokenTransfer(event: TransferEvent): void {
let transfer = new Transfer(event.transaction.hash.toHex() + "-" + event.logIndex.toString());
transfer.from = event.params.from;
transfer.to = event.params.to;
transfer.value = event.params.value;
transfer.save();
}Frequently Asked Questions & Security Audit Guarantees
How do you secure smart contracts against multi-million dollar exploits in Colmore Row?
We write comprehensive Foundry invariant suites, run static analysis (Slither/Mythril), and enforce reentrancy guards and formal verification.
Can Web2 non-crypto users use our platform without seed phrases or gas fees?
Yes. We implement ERC-4337 Account Abstraction with Paymasters and WebAuthn Passkey biometric logins.
Ready to deploy your Custom EVM Blockchain Indexer & High-Speed GraphQL Subgraph in Colmore Row?
Direct technical collaboration with founder-engineer Jyotirmay Ray. Zero middlemen, 100% intellectual property transfer, and rapid sprint delivery.