# Software Engineer, Secure AI

**Company:** [Capacity](https://hotfix.jobs/companies/capacity)
**Location:** Remote
**Role:** Backend Engineering
**Salary:** €35k – €45k/yr
**Skills:** Python, Rust, C++, CI/CD, Docker, Kubernetes, Helm, Public Key Infrastructure, Gpg, Tls 1.3, Mtls, Trusted Execution Environments, vLLM, Kserve
**Posted:** 2026-08-05

> Build and integrate secure, high-performance backend services for confidential AI inference, including APIs, cryptographic attestation workflows, gateways, and cloud-native orchestration. The role requires professional systems programming experience and familiarity with CI/CD and containerized environments.

## Job Description

## Responsibilities
- Program and stabilize core microservices, bridging backend data pipelines with containerized inference runtimes.
- Design, expose, and optimize APIs for protected model ingestion, system lifecycle events, and inference requests.
- Integrate security sidecars and automated provisioning modules using asymmetric decryption protocols, including 4096-bit RSA, and cryptographic signature validation for attestation-gated asset release.
- Configure low-latency sidecar proxies and API gateways with end-to-end encryption and mutual authentication (mTLS).
- Maintain and update cloud-native application configurations, including Helm charts, to orchestrate isolated container runtimes across distributed execution clusters.

## Requirements
- Professional fluency in Python, Rust, or C/C++ for performant backend services, API frameworks, or system microservices.
- Familiarity with CI/CD pipelines, container orchestration scripts, and automated validation frameworks.

## Nice-to-haves
- Knowledge of digital certificate management, public key infrastructure (PKI), GPG, TLS 1.3, and mTLS.
- Familiarity with Trusted Execution Environments (TEEs), confidential computing, or remote attestation.
- Experience with high-throughput inference engines and serving frameworks such as vLLM or KServe in containerized environments.

## Compensation and Benefits
- Base salary: €35,000–€45,000, commensurate with experience, skills, and location.
- Private health insurance, with optional additional coverage for partners and children at the employee's expense.
- Eligibility for Company Profits Interest Units or Profits Interest Units Appreciation Rights.
- Flexible compensation options, including meal, transportation, and childcare vouchers.
- Competitive time off and public holiday policies.
- Supportive, diverse, collaborative, and growth-oriented workplace.

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**Canonical:** https://hotfix.jobs/jobs/780136b2-5042-4d68-ad90-1940c54ba1e2