
Paul-Alexandre Tessier
Blockchain Team Lead
Salaire / Taux journalier
Nantes, France
Freelance
Expertises
Langues
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.
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