---
title: 'Lead Security Engineer at Paxos Labs'
canonical: 'https://feeny.ai/job/lead-security-engineer-paxos-labs-new-york-g3qkc92jqzm6'
type: 'job'
last_seen: '2026-09-08'
---

# Lead Security Engineer at Paxos Labs

- **Company:** Paxos Labs
- **Location:** New York, NY
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-05-04
- **Last confirmed live:** 2026-09-08
- **Apply:** https://jobs.ashbyhq.com/paxoslabs/ad5179f9-c859-43bb-a7d3-2ab8ef8c9884

## Job description

## WHO WE ARE

Paxos Labs builds enterprise infrastructure that powers the next generation of trusted onchain financial products. We work with the largest financial enterprises in the world to build transparent and verifiable onchain infrastructure that works for end users and everyday financial use cases. If you believe in bringing DeFi and digital assets to the mainstream, consider building your career at Paxos Labs.

We believe security is critical to our culture and long term success. We are hiring a Lead Security Engineer to help take Paxos Labs's security capabilities to the next level.

## WHO WE'RE LOOKING FOR

The engineering team at Paxos Labs deploys production software across the web2 and web3 stack, from smart contract protocols, DeFi integrations, and cloud infrastructure to public API/SDKs that requires a comprehensive security posture. We are looking for a motivated developer that can not only develop, but aptly research and deploy extensive knowledge across TradFi and DeFi to secure mission critical software.

Most importantly, we are looking for developers with interest in the following overlap:

1. Smart Contract Security
2. Cloud Security
3. Operational Security

## RESPONSIBILITIES

## CLOUD SECURITY

- Conduct internal audits of Cloud (Azure, AWS) platform security and implement best practices around key management, network security, monitoring, etc.
- Create threat models for first party and third party software, research possible vulnerabilities and patch them.
- Collaborate closely with infrastructure engineers to detect, fix, and prevent future exploits by creating resuable tools and processes.

## OPERATIONAL SECURITY

- Develop tooling and SOPs such as incident response manuals.
- Conduct periodic incident response training for team members. Simulating hacks, alerts, and social engineering vectors.
- Collaborate closely with both the technical and the non-technical staff to secure non-code related attack vectors and protect the weakest link i.e. the humans involved.

## SMART CONTRACT / DEFI SECURITY

- Collaborate closely with the Smart Contract team to conduct internal audits and to set up secure operational practices for the development and maintenance of smart contract protocols..
- Build and deploy full stack tools for mitigating exploits and financial risks such as
- Detecting malicious transactions in the mempool and automating pauses across the smart contracts deployed on multiple chains.
- Defining invariants and detecting violations in realtime.
- Integrating third party security software where necessary.

## QUALIFICATIONS

- Deep knowledge of cloud infrastructure and web2 security practices.
- Deep knowledge of cybersecurity standards and social engineering defenses.
- Experience building full stack applications.
- Deep Knowledge of the EVM security tooling, testing, and best practices
- Deep knowledge of common hacks and exploits in DeFi protocols.
- Deep knowledge of financial attack vectors in DeFi protocols.
- Experience with CTFs, bugbounties, whitehat activities.

WHY JOIN US?

Joining Paxos Labs means becoming part of a pioneering team at the forefront of financial innovation for the mass market. You will have the opportunity to:

- Build the Future: Play a critical role in transforming traditional enterprises with innovative crypto solutions.
- Do Impactful Work: Contribute to projects that have a tangible impact on the global financial landscape.
- Enable Personal Growth: Benefit from continuous learning and professional development in a rapidly evolving industry with an emphasis on personal career advancement.
- Receive Competitive Compensation: Receive a competitive salary and participate in directly in ownership structures that provide top-of-the-line benefits.
- Join A Dynamic Team: Thrive in a fast-paced, agile setting where your ideas are valued and your contributions are recognized.

## LOCATION

We are a heavily in-person team working in New York City. We prize effective in-person collaboration.

Once we receive your application, we'll be in touch if we are interested.

## About Paxos Labs

## Core Business
- **Primary industry**: Technology, Information and Internet (blockchain infrastructure / onchain finance)
- **Target customers**: B2B – enterprises, fintech platforms, exchanges, and institutions looking to embed onchain financial products.
- **Mission**: “To enable enterprises to own more of their economics, facilitate growth through innovation, and future-proof their business by delivering safe and utility-driven onchain experiences to their end-users.”

## Products & Services
- **[Amplify Stack](https://www.paxoslabs.com/)**: A single API integration with three modules:
  - **Earn**: Embed yield directly into platform products through curated programs, putting idle balances to work.
  - **Borrow**: Integrate digital asset credit markets with automated collateral management and institutional-grade controls.
  - **Mint**: Launch branded digital dollars (stablecoins) with built-in redemption flows, reserve management, and compliance monitoring.

## Market Standing
- **Valuation**: Not disclosed
- **Key Metric**: Total funding – $12M (raised in a Venture Round on 2026-04-01)
- **Notable Investors/Partners**: Robot Ventures, Blockchain Capital; incubated by Paxos (which is backed by Oak HC/FT, Declaration Partners, Founders Fund, Mithril Capital, PayPal Ventures). Partners include Uniswap.
- **Growth Signals**: Launched in June 2025; announced flagship Amplify Stack in April 2026; 12 employees; LinkedIn followers 1,614 (+5.4% monthly); built on Paxos’s $180B+ tokenization track record.

## Competitive Advantages
- **Regulatory moat**: Inherits over a decade of regulatory expertise from Paxos (NYDFS trust charter, OCC charter, MAS in Singapore, FSRA in Abu Dhabi).
- **Proven infrastructure**: $180B+ tokenization volume, $3.5B+ payments volume processed on Paxos rails; used by PayPal, Mastercard, Stripe, Nubank, Interactive Brokers, Robinhood, Kraken, and OKX.
- **Single API integration**: One integration covers yield, borrowing, and stablecoin issuance, reducing complexity for partners.
- **Institutional trust**: Combines DeFi-native agility with enterprise-grade compliance and risk management.

## Strategic Focus
- Expand the onchain product layer beyond simple access to crypto, making digital assets productive for users.
- Enable platforms to own their economics by offering branded stablecoins, yield products, and credit markets.
- Continue to build on the regulatory foundation of Paxos while operating independently to serve a broader set of builders and institutions.

## Why Work Here
- **Small, agile team**: 12 employees – opportunity for high impact and ownership.
- **Remote/hybrid flexibility**: Multiple offices (New York HQ) with remote or hybrid options available.
- **Cutting-edge domain**: Work on the frontier of onchain finance, DeFi, and regulated digital assets.
- **Engineering culture**: Roles include Smart Contract Engineer, Fullstack Product Engineer, DeFi Researcher – focus on building scalable, trusted financial infrastructure.
- **Backed by industry leaders**: Strong backing from Paxos and top crypto VCs, providing stability and resources of an established player with startup speed.

## Sources
1. [paxoslabs.com](https://www.paxoslabs.com/)
2. [linkedin.com/company/paxos-labs](https://www.linkedin.com/company/paxos-labs)
3. [builtin.com/company/paxos-labs](https://builtin.com/company/paxos-labs)
4. [paxos.com/newsroom](https://www.paxos.com/newsroom/paxos-launches-new-start-up-to-expand-access-to-on-chain-markets)
5. [paxoslabs.com/posts](https://www.paxoslabs.com/posts/introducing-the-paxos-labs-amplify-stack)

## Other roles at Paxos Labs

- [General Counsel](https://feeny.ai/job/general-counsel-paxos-labs-in-person-gc7maaa80j1h) — In-Person, OR / New York, NY
- [Fullstack Product Engineer](https://feeny.ai/job/fullstack-product-engineer-paxos-labs-new-york-s4fqtpmjafxf) — New York, NY
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- [Smart Contract Engineer](https://feeny.ai/job/smart-contract-engineer-paxos-labs-in-person-5bkvyd3pczfy) — In-Person, OR / New York, NY
- [DeFi Researcher](https://feeny.ai/job/defi-researcher-paxos-labs-in-person-g1zjchpcss5x) — In-Person, OR / New York, NY
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