Software Engineer, Secure AI

Job not on LinkedIn

🕒 August 21

🇪🇸 Spain – Remote

💵 €35k - €45k / year

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 1%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

Apply Now

Find Similar Remote Jobs

Set Up Email Alert For New Jobs

📊 Check your resume score for this job

Improve your chances of getting an interview by checking your resume score before you apply.

Upload Resume

Capacity

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 1999

📦 Logistics

🛍️ eCommerce

🚗 Transport

Logistics • eCommerce • Transport

Capacity is a third-party logistics (3PL) and fulfillment company that provides nationwide U. S. and UK warehousing, order fulfillment, and value-added services for eCommerce, DTC, and retail brands. The company emphasizes smooth onboarding, integrated technology and data to power decisions, and tailored operations (including hazmat handling and retail/node selection) to protect brand experience and support growth. Capacity partners with consumer-facing brands across beauty, wellness, apparel, electronics, and CPG to deliver fast, cost-effective distribution and omnichannel fulfillment.

📋 Description

• Program and stabilize core microservices, bridging backend data pipelines with containerized inference runtimes • Design, expose, and optimize stable APIs for protected model ingestion, system lifecycle events, and inference requests • Integrate security sidecars and automated provisioning modules using asymmetric decryption protocols and cryptographic signature validation for attestation-gated asset release • Configure low-latency sidecar proxies and API gateways for end-to-end encrypted pathways using strict mutual authentication (mTLS) • Maintain and update cloud-native application configurations such as Helm charts • Orchestrate isolated container runtimes across distributed execution clusters • Own cross-layer integration and microservices architecture for a secure AI inference platform

🎯 Requirements

• Professional fluency in Python, Rust, or C/C++ applied to performant backend services, API frameworks, or system microservices • Familiarity constructing CI/CD automated pipelines • Familiarity with container orchestration scripts • Familiarity with automated validation frameworks • Knowledge of digital certificate management, PKI, asymmetric encryption tools (GPG), and TLS 1.3/mTLS (nice-to-have) • Conceptual or practical familiarity with TEEs, confidential computing isolation, or remote attestation (nice-to-have) • Practical experience with high-throughput inference engines and serving frameworks such as vLLM or KServe in containerized environments (nice-to-have)

🏖️ Benefits

• Private health insurance (with the option, at the employee's expense, to add coverage for couple and children) • Company Profits Interest Units or Profits Interest Units Appreciation Rights eligibility • Flexible compensation options (i.e., meal voucher, transportation voucher, and childcare voucher) • Competitive time off and public holiday policies • A supportive, diverse workplace where respect for each other and clients is prioritized • Fun, collaborative and growth-oriented team culture • Opportunities for Capacity team members to serve and educate Create A Loop students throughout the year