token engineer for a gold-backed token

Ihsan is building a global ecosystem for the Ummah, beginning with an end-to-end encrypted messenger and a global riba-free payments system. Its Ihsan Gold Token is backed by allocated physical gold, with each token representing one gram, and can be bought, sold, and transferred through the Ihsan app.

• Design, develop, test, deploy, and maintain Solidity smart contracts for the Ihsan Gold Token on EVM Base
• Create and configure the token using secure, production-grade EVM token standards
• Design secure minting flows that require confirmation of the matching gold allocation
• Build secure burn and redemption flows
• Design permissioned transfers for approved wallets, if required
• Implement role-based access controls, allowlists or denylists, emergency pause procedures, and authority-management flows
• Design multisig, secure signing, key management, and operational approval procedures
• Build reliable on-chain transaction flows for user-to-user transfers
• Integrate the off-chain order and reserve ledger with on-chain mint and burn events
• Build deployment processes for testnet, staging, and mainnet
• Establish monitoring, indexing, alerting, reconciliation, and operational runbooks
• Help define the smart-contract security architecture, including independent audits and the choice between upgradeable and immutable contracts

• Production experience designing and shipping secure Solidity smart contracts on EVM-compatible chains
• Knowledge of ERC-20 and relevant token extensions, EVM security, wallets, transaction signing, RPC providers, and event indexing
• Experience implementing secure mint, burn, transfer-restriction, pause, allowlist/denylist, and role-based authority-management flows
• Understanding of multisig, MPC or hardware-backed signing, and secure key-management design
• Experience with financial ledgers, reconciliation, payments, wallets, stablecoins, or other systems handling customer value
• Experience building reliable APIs, event-driven workflows, transaction state machines, and idempotent systems
• Strong testing, monitoring, auditing, and incident-response discipline
• Excellent English communication

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