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Exemple d'expériences de Yosra,
freelance BLOCKCHAIN résidant dans les Hauts-de-Seine (92)

• Blockchain Freelancer – HELYOS CHAIN | PARIS
  Jan 2021 - aujourd'hui

  • CTO of UNBLOCKED / Blockchain advisor / Blockchain Lead of Tech Factory for LOREAL
  • Smart contract Auditor for many projects (HOR1ZON, ELEVENUP, EMETH, ARENA, NEFTURE, ROBANKHOOD …)
  • Smart contract developer (NFT projects like LACOSTE, DEFI projects like NEC …)

• Professor and content creator « Blockchain andsmart contracts developer » at ALYRA

  Jan 2019 - Jan 2021

  • Design, creation and writing of the "Blockchain and smart contracts developer" course.
  • Teaching and monitoring of learners.
  • Correction of exercises, challenges and bugs.
  • Supervision of final projects
  • Audit of smart contracts

• Blockchain Lead Developer at Blockchain Partner by KPMG
  Jan 2018 - Jan 2019

  Within Blockchain Partner, a blockchain consulting firm, I was responsible of :
  • Application development : mainly Go & nodeJs.
  • Understanding client’s needs, design and implementation of applications based on innovative technologies.
  • Development of smart contract in solidity.
  • Audit of smart contracts.
  • Technical Projects analysis and due diligence's report.
  • Participate to the definition of the technical solution.

• Blockchain Lead Developer at Crypto4all
  Jan 2018 - Jan 2018

  Within Crypto4all, a blockchain consulting firm, I was responsible of :
  • Understanding client’s needs, design and implementation of applications based on innovative technologies.
  • Technical assess of emerging technologies and their potential applications on the customer's business
  • Developing smart contract (mainly on solidity)
  • Test and deployment of smart contracts via truffle, remix …
  • Smart contracts Audit
  • Developing decentralized applications
  • Developing of APIs of interaction with smart contracts (web3Js).
  • Deployming Dapps on IPFS

• Smart contract Developer ( Solidity) Lambda Vision

  Jan 2017 - Jan 2017

  Within the startup "Rockchain", I was responsible for developing the smart contracts in solidity that served the ICO (Intial Coin Offering) of Rockchain, which is "a fundraising method, working through the issuance of digital assets exchangeable against cryptocurrencies during the start-up phase of a project ».
  • Developing smart contract on blockchain Ethereum.
  • Participation to Rockchain ICO .

• Blockchain Research and Development Engineer Gnubila
  Jan 2016 - Jan 2017

  Within the research and innovation department of the group, i participated to the European MyHealthMyData project wishing to create a platform for sensitive international data transactions to facilitate clinical trials.Participation to European Project “Myhealthy Data” in order to create a sensitive data transaction platform to facilitate clinical tests.