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Senior Software Engineer, Developer Platform

Software Engineer • Senior • Remote • Full-time European Union EU/EMEA

A backend engineering role on Offchain's Developer Platform team, building KMS, the key-management and signing service behind ZeroDev's non-custodial embedded wallets.

Responsibilities

  • Own backend services and the cryptographic recovery and trust-model machinery around them
  • Build Go backend services that broker wallet creation, authentication, and signing at scale
  • Work on key recovery and the committee trust model, including distributed key generation

Soft skills

Comfortable working on security-critical, externally audited infrastructure with a high review barHigh-ownership mindset on a small team

About the company

Offchain builds the Arbitrum stack, including Arbitrum One, the most widely adopted Ethereum scaling solution, along with Prysm and ZeroDev. Over 100 teams have used Offchain's technology to build their own Arbitrum chains, the company is backed by $124 million in funding, and it is used by Robinhood, BlackRock, Ethena Labs, Securitize, Aave, and Apechain.

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