0xAlexSR

0xAlexSR

@qalex

57

Public earnings

$556.36

527th


Public findings

29


Achievements

Biography

Challenge me

Discovered security researcher activity in 2025, web3 is my passion since 2017.
Learning more every single day.

CV:

  • 2025: Stepping into security researcher.
  • 2022-2024: Founding Lead Blockchain Engineer where I designed multiple protocols in Solidity and highly participated in full stack tasks (Django Backend, React Frontend, SDKs, APIs, GCP Devops)
  • 2019-2022: French Engineering school MS (major: Information Systems Architecture) - While following an apprenticeship as Data & Network Engineer
  • 2017: Discovered crypto and built multiple small projects (ERC721 collections, ERC20 tokens, defi forks)

Top competitions

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Contest
Position
Date
Payout
colorpool-chromia

colorpool-chromia

18

/ 301

March 2025$315
liquidity-book-vaults

liquidity-book-vaults

18

/ 662

April 2025$226
mighty-contracts

mighty-contracts

70

/ 629

April 2025$12
daao-contracts

daao-contracts

94

/ 292

January 2025$3