Paul-Alexandre Tessier

Blockchain Team Lead

Salaire / Taux journalier

Nantes, France

Freelance

Expertises

SolidityTypescript

Langues

AnglaisFrançais

À propos

Introduction

Blockchain Team Lead with 6+ years specializing in smart contract development and DeFi protocols. Led teams of 6 developers, delivered multiple live projects including decentralized AMM across chains, and managed security audits. Expert in Solidity, Rust, and TypeScript with proven track record in scalable blockchain solutions.

Liens

Expérience de travail

RA2 TECH SAFreelance

janv. 2022 - Présent

4 ans 10 mois

Blockchain Team Lead

avr. 2023 - Présent

3 ans 7 mois

- Led and managed a team of up to 6 blockchain developers, delivering multiple projects: https://github.com/SmarDex-Ecosystem/usdn-contracts, https://github.com/SmarDex-Ecosystem/spro-contracts - Drafted and conducted technical interviews to recruit blockchain developers. - Facilitated the integration of new developers into the team. - Translated functional requirements into technical tasks. Used Notion and then Linear to facilitate organization. - Managed priorities to ensure delivery and meet project deadlines. Used agile development concepts. - Conducted annual reviews to assess employee achievements, set objectives, and discuss development opportunities. - Created smart contracts with solidity and Foundry - Created scripts with Typescript and Rust - Conducted R&D analysis to identify and solve problems during the early stages of projects - Helped with the technical architecture of smart contracts - Provided technical code reviews to enforce coding standards and best practices. - Developed invariant models using Echidna and Medusa. - Prepared audit documentation for multiple security audits and managed issues for resolution rounds. - Assisted with the deployment of live projects. - Prepared multisig transactions to be executed via Gnosis Safe. - Created invariant-based alerts for live monitoring. - Designed graphs and dashboards in Grafana to monitor live project metrics.

Blockchain Developer

janv. 2022 - mai 2023

1 an 5 mois

- Developed smart contracts for a decentralized AMM (Smardex.io https://github.com/SmarDex-Ecosystem/dex-smart-contracts) across multiple chains using Solidity - Created farming and staking contracts to incentivize user participation - Built unit and integration tests using Hardhat and ethers.js - Designed and implemented an invariant testing model with Echidna - Developed scripts and tools using Typescript

Blockchain Developer

sept. 2018 - janv. 2022

3 ans 5 mois

Creation of Dapps Smart contracts with Solidity on Ethereum, C++ on EOS Development environment with Hardhat, Truffle, Waffle Front end with Web3, Ethers.js, React.js Example : https://github.com/Paulalex85/BlockDelivery

Software Engineer

Horizon Software

sept. 2019 - oct. 2021

2 ans 2 mois

Nantes, France

Java, Scala, SQL, Swing, Bash, Git, Jenkins Electronic trading specifications : Accumulator/Decumulator orders, options, warrants, FIX.

Software Engineer

Sopra Steria

avr. 2018 - oct. 2019

1 an 7 mois

Région de Nantes, France

Java, JSP, PostgreSQL, Bash

Accounting Internship

BDO

janv. 2015 - déc. 2016

2 ans

Les Sables-d'Olonne, France


Formation

Nantes Université

Master's degree

2016 - 2019

4 ans

Lycée François Rabelais , Fontenay le Comte

Licence

2014 - 2016

3 ans

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