Senior Backend Software Engineer (AI Native)

🏢 Qrypt · 📍 Austin, TX · 💼 hybrid · ⏰ Full-time

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Position Summary & Responsibilities

Qrypt's mission is to protect the world's data and restore privacy. Qrypt hardens cybersecurity and future-proofs encryption against quantum attacks by eliminating key transmission. Qrypt's unique technology independently generates symmetric keys at multiple endpoints for critical workflows today. We are a passionate team of engineers, physicists, and cryptographers committed to transforming the way the world safeguards data and communications!

Qrypt is looking for a Senior Backend Software Engineer to own the services behind our quantum security products. You will lead the design and development of backend software — primarily in Rust — that moves quantum entropy and keys, powers our entropy-as-a-service platform, and makes our appliances work reliably and securely at scale. You will use AI-assisted development tooling as a core part of how you work, own the correctness and quality of what ships, and help set how the team engineers in an AI-native way.

🎯 Candidate Preparation Guide For Qrypt Applicants

Key Role Competencies & Evaluation Highlights

Key Role Focus:

Interviewers obsess over absolute mathematical rigor, cryptographic paranoia, and flawless execution in quantum-secure architecture.

📋 Preparation Priorities (Key Areas to Clarify):

1. Hand-waving security vulnerabilities or dismissing theoretical quantum computing threats
2. Using outdated symmetric or asymmetric encryption algorithms without modern justification
3. Failing deep technical deep-dives into low-level memory safety and cryptography implementations

✨ Recommended Role Alignment Hook:

I build bulletproof cryptographic infrastructure engineered to withstand the inevitable dawn of cryptographically relevant quantum computers.

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