CV

Joaquin Pereyra Link to heading

I am an application security engineer with 8 years of experience combining my knowledge of programming and engineering skills with my passion for information security. I’m located at Uruguay, although I’m originally from Argentina.

Experience Link to heading

Coinspect Security Link to heading

Lead Security Engineer (2021 - Present)

Coinspect is a security firm specializing in security for L1s, L2s, sidechains, smart contracts and distributed systems design.

Responsibilities & Achievements:

  • Lead security assesments and audits
      • Vulnerability hunting, threat analysis, team coordination and communications with key stakeholders
  • Research into educational and awareness projects such as Learn-EVM-Attacks
  • Contributed to Foundry with #5044 and #5033 and Forge with #389 to add destroyAccount cheatcode
  • Developed in-house tooling to both help internal processes and improve our client’s security

Public Audits

Wildlife Studios Link to heading

Sr. Application Security Engineer (2020 - 2021)

Wildlife is one of the top-10 largest mobile-gaming companies. I was the second-hire for the application security team.

Responsibilities & Achievements:

  • Implemented Wildlife’s high-level encryption libraries
  • Mentored junior security engineers and developers
  • Created graeber, an internal tool for analyzing binary network data in our games

IOV Labs Link to heading

Sr. Security Engineer (2019 - 2020)

IOV Labs develops RSK/Rootstock, an EVM-based Bitecoin-sidechain and utilities for said chain.

Responsibilities & Achievements

  • First hire for the Security area in the company
  • Defined initial goals, priorities and strategies
  • Researched potential attacks and mitigations
  • Directly coded mitigations and fixes for vulnerabilities on the EVM
  • In-house consultancy and threat modeling with development teams

MercadoLibre Link to heading

Sr. Application Security Engineer (2016 - 2019)

MercadoLibre is the biggest ecommerce site in Latin America, NASDAQ traded under the MELI ticker with a market cap of ~60B.

Responsibilities & Achievements:

  • Led development of AFIP, an in-house security-oriented static analysis tool
  • Gave developer awareness workshops for application security best practices
  • Coordinated and hosted MercadoLibre’s AppSecBA meetup
  • Performed vulnerability management and mitigation

Infobyte Link to heading

Software developer (2016 - 2016)

Infobyte is an Argentinian company developing Faraday and providing information security services to other bussinesses.

Responsibilities & Achievements

  • Worked on the companies open source vulnerability manager, Faraday.
  • Delivered the program’s GTK interface

Education Link to heading

Universidad de Belgrano Link to heading

Master’s Degree, Computer Engineering · (2017 - 2021)

Graduated with a thesis on the status of Ethereum-based Layer-2 Optimisic rollups with a focus on Arbitrum’s maturity and threat model.

TEA Link to heading

Associate’s Degree, Journalism · (2013 - 2015)

Graduated with a periodistic investigation into the dangers on e-voting in Argentina