Senior Backend Engineer - Secure Key Management Platform

United States Digital Space LLC; United States; Remote; USD 180,000 - 240,000; Full time

Benefits offered by this job

Remote-first

Annual company offsite

Professional reimbursement program

Medical, dental & vision coverage

401k retirement plan + company match

Wellness stipend

Home office set up / ergonomic gear

Job summary

United States Digital Space LLC is hiring a backend engineer to own Go services for wallet creation, authentication, and signing at scale. You will work on non‑custodial key management with distributed committee trust and secure execution environments, while integrating with external signing providers.

The role emphasizes security‑first design, strong API boundaries, and production operations on Kubernetes with observability and incident response responsibilities.

Qualifications

• Go backend services that broker wallet creation, authentication, and signing at scale.
• Security‑first by default: threat models and custody considerations are central.
• Strong distributed systems and clean API design are essential.
• Operational expertise with Kubernetes, observability, and incident response.

Responsibilities

• Develop Go backend services for wallet creation, authentication, and signing at scale.
• Implement key recovery and the committee trust model with non‑custodial custody.
• Integrate with authentication providers and third‑party signing services.
• Work with external security auditors and write design decisions and rationales.
• Maintain production operations on Kubernetes with monitoring and security controls.

Skills

Go backend

Distributed systems

Security focus

API design

Tools

Kubernetes

Job description

United States Digital Space LLC is hiring a backend engineer to own Go services for wallet creation, authentication, and signing at scale. You will work on non‑custodial key management with distributed committee trust and secure execution environments, while integrating with external signing providers.

The role emphasizes security‑first design, strong API boundaries, and production operations on Kubernetes with observability and incident response responsibilities.