Senior Cryptography Engineer

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November 25

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AUTHEO

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API • Web 3 • Blockchain

AUTHEO is a unique Layer-1 blockchain designed to be both developer and user-friendly. It supports a wide range of application development with unrivaled speed and low cost. Autheo serves as the backbone for innovative Web3 solutions, providing the infrastructure needed for scalable and secure projects. Additionally, it is part of Launch Legends, a project incubator focused on bringing impactful Web3 projects to life through collaboration and expert guidance.

51 - 200 employees

🔌 API

🌐 Web 3

📋 Description

• Design and ship production FIPS 203–206 (ML-KEM, ML-DSA, SLH-DSA) suite at <10 μs per op • Build hybrid PQ + classical migration paths with zero-downtime key rotation • Implement CKKS/TFHE homomorphic execution for encrypted state and DePIN payloads • Ship zk-SNARK/STARK proof systems generating 1–5 ms proofs for L1 transitions and rollups • Harden SGX + TrustZone enclaves with 1 TB EPC, remote attestation, and sealed memory • Deliver sub-15 μs post-quantum secure transport with perfect forward secrecy and replay protection • Embed ε=0.5 differential privacy at consensus, storage, and VM layers • Formally verify IND-CCA2, EUF-CMA, and side-channel resistance using TLA+, Coq, EasyCrypt • Optimize crypto for AVX-512 + GPU tensor cores achieving 200 GB/s DePIN encryption throughput • Publish PQ, FHE, and zk breakthroughs at Crypto, Eurocrypt, Asiacrypt, TCC • Keynote at Real World Crypto 2026 on “50 Billion Post-Quantum TPS with Formal Proofs”

🎯 Requirements

• 8+ years designing and shipping production cryptographic systems in Rust/C++ • Multiple mainnet deployments using lattice-based or zk primitives at scale • Proven formal verification of IND-CCA2/EUF-CMA security using Coq/EasyCrypt/F* • Hands-on post-quantum migration (NIST PQC finalist algorithms) • Deep expertise in side-channel resistant constant-time implementation. • Author or major contributor to NIST PQC submissions or IETF PQ standards (Nice to Have) • First-author papers at Crypto/Eurocrypt/TCC (Nice to Have) • Patents in FHE, zk-SNARKs/STARKs, or post-quantum signatures (Nice to Have)

🏖️ Benefits

• This is a part time equity / token-based cofounder opportunity. • You will receive equity in Launch Legends , Autheo , and the WFO Creator Network , along with token allocations in the Autheo blockchain. • We have already completed an initial financing round to support infrastructure and marketing, and are currently in discussions with VCs and crypto investors to fund expansion and salaries. • Salaried compensation is expected to begin within 4 to 5 months, following our node, token sales or funding.