Senior Go Engineer - Remote, Secure Blockchain KMS

The Bitcoin Street Journal; United States; Hybrid; USD 180,000 - 240,000; Full time

Benefits offered by this job

Annual offsite + team onsites

Professional reimbursement program

Medical, dental & vision coverage (US)

401k retirement plan + company match (

Wellness stipend

Home office setup

Job summary

Offchain is seeking a Senior Software Engineer for the Developer Platform who will own backend services and the cryptographic recovery and trust‑model machinery behind our non‑custodial wallet infrastructure. You will help scale KMS‑driven signing and key management in a security‑critical, externally audited environment.

You bring strong Go backend experience, a security‑first mindset, knowledge of cryptography fundamentals, and proven ability to operate distributed systems on Kubernetes, while

Qualifications

• Strong backend engineer with production Go experience.
• Security‑first by default with threat modeling.
• Comfort with applied-cryptography fundamentals.
• Solid distributed systems and API design experience.

Responsibilities

• Develop Go backend services for wallet creation, authentication, and signing at scale.
• Implement key recovery and committee trust models with distributed key generation and secret sharing.
• Work with TEEs and hardware isolation concepts for cryptographic material handling.
• Integrate with third‑party signing providers and manage policy flows and approvals.
• Participate in security reviews, design docs, and audits.
• Maintain production operations on Kubernetes including observability and incident response.

Skills

Go language

Backend Go

Security mindset

Distributed systems

API design

Kubernetes

Cryptography basics

Tools

KMS

Terraform

WebAuthn

Job description

Offchain is seeking a Senior Software Engineer for the Developer Platform who will own backend services and the cryptographic recovery and trust‑model machinery behind our non‑custodial wallet infrastructure. You will help scale KMS‑driven signing and key management in a security‑critical, externally audited environment.

You bring strong Go backend experience, a security‑first mindset, knowledge of cryptography fundamentals, and proven ability to operate distributed systems on Kubernetes, while