Senior Security Engineer – Product Security

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🕒 Agosto 6

🇺🇸 Estados Unidos – Remoto (EUA)

⏰ Tempo Integral

🟠 Sênior

👮‍♂️ Cibersegurança / Engenheiro de Segurança

👻 Score fantasma 29%

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🗣️🇺🇸🇬🇧 Inglês obrigatório

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Logo of Ondo Finance

Ondo Finance

51 - 200 funcionários

₿ Cripto

💳 Fintech

💸 Finanças

💰 Initial Coin Offering - Ondo Finance em 2024-01

Crypto • Fintech • Finance

A Ondo é uma empresa que desenvolve infraestruturas e produtos financeiros onchain de nível institucional que conectam finanças tradicionais (TradFi) e finanças descentralizadas (DeFi). Seus produtos incluem valores mobiliários públicos tokenizados (Ondo Stocks) que tornam valores públicos livremente transferíveis e utilizáveis em DeFi, USDY (uma stablecoin de retorno sem permissão) e OUSG (um produto institucional que oferece exposição a Treasuries dos EUA de curto prazo com tokenização e resgates instantâneos 24/7). A Ondo enfatiza conformidade, segurança de nível institucional, auditorias de terceiros e parcerias com gestores de ativos e prestadores de serviços regulados. A tecnologia Nexus da empresa permite a tokenização instantânea e o resgate de Treasuries dos EUA e stablecoins, e suporta emissão e distribuição omnichain. A Ondo trabalha com parceiros como Broadridge, J. P. Morgan, Mastercard, Ripple e gestores de ativos para trazer capacidades de votação e resgate transfronteiriço para ativos tokenizados.

Descrição

• Drive threat modeling for new features, integrations, and architectural changes across the product surface • Own secure code review for high-risk changes involving authentication, session management, cryptographic paths, wallet and signing flows, RPC and third-party integrations, and permission and consent surfaces • Expand and tune the AppSec tooling stack, including reducing false positives and supporting AI-native integrations • Design and evolve the secure SDLC, including security workflow integration, review triggers, security sign-offs, and control validation • Run the responsible disclosure and bug bounty program, including scope-setting, report triage, payout decisions, and remediation tracking • Support and own intake and closure of findings from external audits and penetration tests; coordinate with audit vendors and engineering owners • Partner with engineering leads on secure-by-default libraries, templates, defaults, and paved-road implementations • Threat model blockchain-integrated components such as wallet flows, RPC integrations, signing infrastructure, and on-chain admin actions triggered by off-chain systems • Contribute to hiring, mentoring, and raising the technical bar on the Security team

🎯 Requisitos

• 5+ years in Product Security or Application Security, including senior IC experience at a fast-moving product company • Deep secure code review skills in at least one of TypeScript/JavaScript, Python, or Go • Ability to move across technology stacks at the level required to threat model • Strong threat modeling skills, including applying industry-relevant TTPs and IoCs to products • Practical experience owning or majorly contributing to an AppSec tooling program; shipping rules, tuning noise, and measuring impact • Experience running or building a bug bounty/responsible disclosure program end-to-end • Strong working knowledge of modern web and API security, including session and authentication flows, OAuth, OIDC, browser security model, and web/API vulnerability classes • Ability to read Terraform, cloud IAM policies, and CI/CD configuration to assess product vulnerabilities and infrastructure risk • Strong engineering partnership skills and ability to make and document risk-control decisions • Willingness to grow into blockchain-adjacent product security, including wallet, signing, and on-chain integration attack surfaces • By Day 1, strong intuitions about how blockchains make product security experiences unique, knowledge of common terminology, and ability to discuss relevant Web2-to-Web3 incident post-mortems • Prior work at a crypto, fintech, or high-value/irreversible-action company • Familiarity with wallet, signing, or key-management flows • Reading-level familiarity with Solidity or Rust • Bug bounty history, such as reports, CVEs, or published write-ups • Familiarity with browser-extension security, mobile app security, or account-abstraction wallet designs • Public output such as talks, blog posts, open-source tools, or CVEs

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