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Backend Software Engineer (Rust)

  • Toronto, ON, Canada
  • Greater Toronto Area, Canada, Canada

Full-time

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Job details

Job type
Full-time
Experience
3 to 6 years of backend development experience.
Posting language
English
Posted

Original job description

ARKION PlatformStandard

For Executives

Built for boards, CIOs, and audit committees

  • Executive Brief

A non-technical overview of the NHI governance gap and how Arkion closes it. Built to forward to your board.

  • Compliance Crosswalk

DORA, NIS2, ISO 27001:2022, SEC Cyber-Disclosure: mapped to exactly which Arkion capability satisfies each control.

  • Cost of Inaction

Translate NHI exposure into dollars. The cost of a credential-related breach measured against the cost of governing one.

  • Trust Center· soon

Security architecture, sub-processors, DPA / MSA / BAA templates, attestation roadmap. Built for procurement.

Learn

Field notes, principles, and the Standard

  • NHIG: The Complete Guide

What Non-Human Identity Governance is, the five primitives, the maturity ladder, and how to start. The entry point to the category.

  • The NHIG Standard

Version 1.1 of the Non-Human Identity Governance Standard. Principles, vocabulary, maturity model. Open for comment.

  • The Vocabulary

Twelve operational terms Arkion authored for the category. NHID, Machine Speed, Silent Expiry, Orphaned Identity, and eight more.

  • Field Notes

Regulatory updates, principle additions to the Standard, breach post-mortems. Slow, considered writing from inside the category.

  • AI Agent Governance

What it means to govern an AI agent's identity: provisioning, scoping, revoking. Topic explainer.

  • Certificate Lifecycle

From issuance through rotation to revocation. The cryptographic primitives Arkion is built on.

  • Identity Registry

The single system of record for every non-human identity in your enterprise.

  • Why Now

DORA. NIS2. SEC Cyber-Disclosure. The 2024–2026 timeline that turned NHI governance from optional to required.

Tools

Estimate, scan, and act

  • Risk Estimator

Two minutes. Seven questions. A directional estimate of how many non-human identities are operating outside any governance boundary.

  • Discovery Scan

A read-only scan of one environment. Every NHI found, named, scored. Delivered to your inbox. No agents installed.

  • Implementation Timeline

Day 1 scan. Week 1 findings call. Week 2–3 pilot. Week 4 governed estate. The path from first call to first audit answer.

Browse the full libraryAll resources→

PricingTeam

We’re hiring·4 roles→Free ScanScan→

PlatformStandardResourcesPricingTeamRequest Discovery Scan→We’re hiring· 4 roles →

← All open roles

  • Engineering
  • Backend

Backend Software Engineer (Rust)

LocationRemote / Hybrid

  • Greater Toronto Area

TypeFull-Time

Reports toChief Product Officer

Apply for this role→

  • About the Role

We are looking for a Backend Software Engineer with strong Rust expertise to build secure, scalable, and high-performance services for our Next-Gen Human Identity (NHI) Platform.

You will play a key role in designing and implementing backend services, APIs, and cryptographic workflows, working closely with the Software Architect, Frontend Engineer, and Cloud & Deployment Engineer.

This role requires someone who is both strong in systems programming and backend development, and comfortable working on security-focused systems (TLS, certificates, identity).

  • Responsibilities

What you’ll own.

Backend development

  • Design and build high-performance backend services in Rust.
  • Develop REST/gRPC APIs for certificate management, identity workflows, and system operations.
  • Implement asynchronous and concurrent systems using Rust best practices.
  • Write clean, maintainable, and testable code.

Security & cryptography

  • Work with TLS/SSL, X.509 certificates, and secure communication flows.
  • Implement or integrate certificate lifecycle management (issuance, rotation, revocation).
  • Ensure secure handling of keys, secrets, and authentication flows (mTLS, token-based).

Cloud-native & distributed systems

  • Build services designed for containerized environments (Docker).
  • Work with Kubernetes-based deployments.
  • Collaborate on scalability, observability, and reliability.
  • Integrate with cloud services (AWS, Azure, or GCP).

Data & persistence

  • Design and implement PostgreSQL schemas.
  • Optimize queries and ensure performance at scale.
  • Handle transactional workflows and consistency.

Collaboration

  • Work closely with the Software Architect on system design.
  • Partner with the Frontend Engineer on API contracts.
  • Partner with the Cloud Engineer on deployment and runtime concerns.
  • Contribute to technical discussions and design decisions.
  • Required Skills

What you’ll bring day one.

Core backend & Rust

  • 3 to 6 years of backend development experience.
  • Strong proficiency in Rust.
  • Experience with async programming (tokio, async/await).
  • Experience with Rust web frameworks (Axum, Actix, Warp).
  • Solid understanding of ownership, concurrency, and memory safety.

API & systems design

  • Experience building RESTful or gRPC APIs.
  • Understanding of microservices architecture.
  • Ability to design clean, versioned APIs.

Database

  • Strong experience with PostgreSQL.
  • Knowledge of indexing, query optimization, and schema design.

Cloud & DevOps awareness

  • Experience with Docker and Kubernetes basics.
  • Familiarity with CI/CD pipelines.

Security awareness

  • Understanding of TLS/SSL fundamentals.
  • Secure coding practices.
  • Experience with certificate management is a strong plus.
  • Nice to Have
  • PKI systems, certificate authorities, ACME protocol.
  • KMS / HSM integrations.
  • Identity & access management systems.
  • Next.js frontend integration exposure.
  • Experience in security or infrastructure platforms.
  • Why Join Us

01

Work on a cutting-edge security and identity platform.

02

Solve real-world cryptographic and infrastructure challenges.

03

High ownership and impact in a growing team.

04

Opportunity to work across Rust, cloud, and security domains.

Ready to apply?

Email your application directly to FR03@arkion.ai. Include the following so we can move quickly:

  • Resume
  • GitHub profile (if available)
  • Rust projects or contributions

Apply by email→← All open roles

ARKION

The governance layer for non-human identity. Purpose-built for the machine estate beneath the enterprise: AI agents, service accounts, and the cryptographic substrate underneath them.

Product

  • Platform
  • Capabilities
  • Discovery Scan

For Executives

  • Executive Brief
  • Compliance
  • Cost of Inaction
  • Risk Estimator

Learn

  • NHIG Guide
  • The NHIG Standard
  • Vocabulary
  • Field Notes
  • AI Agent Governance
  • Certificate Lifecycle
  • Identity Registry

Company

  • About
  • Team
  • Careers
  • Pricing
  • Contact

Trust & Legal

  • Trust Center
  • Security
  • Privacy
  • Terms

ARKION

© 2026 Arkion Identity Systems, Inc.
More about this job

Responsibilities

Design and build high-performance Rust backend services and REST/gRPC APIs for certificate management, identity workflows, and system operations. Implement secure cryptographic workflows and data persistence, and collaborate on cloud-native deployment, scalability, reliability, and system design.

Requirements

Requires 3 to 6 years of backend development experience, strong Rust proficiency, async programming experience, and knowledge of Rust web frameworks, APIs, and PostgreSQL. Candidates should also understand Docker, Kubernetes, CI/CD, TLS/SSL, and secure coding; certificate management experience is a plus.

Skills

  • Rust
  • Asynchronous Programming
  • Tokio
  • Axum
  • Actix
  • Warp
  • REST APIs
  • gRPC
  • PostgreSQL
  • Docker
  • Kubernetes
  • TLS/SSL
  • X.509 Certificates
  • Microservices
  • Cloud Services

Visa sponsorship

Not detected in the job text

Categories

  • Software
  • Technology
  • Engineering
  • Security & Safety

Keywords

  • Rust
  • Tokio
  • Async/Await
  • Axum
  • Actix
  • Warp
  • REST APIs
  • gRPC
  • Microservices
  • PostgreSQL
  • Docker
  • Kubernetes
  • CI/CD
  • TLS/SSL
  • X.509 Certificates
  • Public Key Infrastructure
  • Certificate Authorities
  • ACME Protocol
  • KMS
  • HSM
  • Identity and Access Management
  • AWS
  • Azure
  • Google Cloud Platform
  • Cryptography
  • mTLS
  • Token-Based Authentication
  • Distributed Systems
  • Next.js

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