Founding Payments Engineer - Backend & Blockchain (Remote)

The Bitcoin Street Journal; United States; Remote; USD 140,000 - 210,000; Full time

Job summary

Ihsan Pay is building a secure, self-custodial stablecoin payment system designed to be as simple as a modern bank account. We seek a senior backend and blockchain engineer to own the payment infrastructure from prototype to production.

You will design and implement backend services, integrate wallet and blockchain providers, and ensure security, accuracy and usability across the platform. Remote, full-time role with global scope.

Qualifications

• Strong production backend experience with Go, TypeScript or a comparable language.
• Experience building or integrating blockchain wallets and transactions.
• Practical experience with Solana and SPL tokens.
• Experience with payment APIs, webhooks, idempotency and reconciliation.
• Strong understanding of private-key security, transaction signing and wallet recovery.
• Experience with PostgreSQL and scalable backend systems.
• Ability to make architectural decisions independently.
• Clear communication and strong technical documentation.
• A security-first approach to financial infrastructure.

Responsibilities

• Own the architecture of Ihsan Pay from prototype to production.
• Build secure and scalable backend payment services.
• Integrate wallet, blockchain, KYC, on-ramp and card providers.
• Ensure Ihsan Pay cannot independently access users’ self-custodial funds.
• Design reliable transaction-status and reconciliation systems.
• Document the architecture and operational procedures.
• Help recruit and mentor future payments engineers.
• Work closely with mobile, backend, product and design teams.

Skills

Go backend

TypeScript

Blockchain wallets

Solana

SPL tokens

Payment APIs

Webhooks

Wallet security

PostgreSQL

Architecture decisions

Tools

Privy

Turnkey

Job description

Ihsan Pay is building a secure, self-custodial stablecoin payment system designed to be as simple as a modern bank account. We seek a senior backend and blockchain engineer to own the payment infrastructure from prototype to production.

You will design and implement backend services, integrate wallet and blockchain providers, and ensure security, accuracy and usability across the platform. Remote, full-time role with global scope.