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Edwin Liava'a

Smart Contract Security Researcher

Executive Summary

A Smart Contract Security Researcher and Chainlink Developer Expert with over five years of Web3 development experience. As a Blockchain Engineer certified in development and architecture, I've led innovative blockchain solutions across Ethereum, Hedera, Rootstock and EVM chains. My journey includes being a Top Quality Project Chainlink Fall Hackathon Winner and currently conducting advanced smart contract security research at Cyfrin Updraft, specializing in auditing, fuzzing, and protocol protection.

Professional Experience

Rootstock Hacktivator Program Contributor

Rootstock (RSK) | Dec 2024

  • Developing and submitting a pull request for deploying a Vyper Smart Contract to Rootstock (RSK) Testnet using Python
  • Advancing blockchain interoperability and demonstrating cross-chain smart contract deployment techniques
  • Contributing to the expansion of development tools and resources in the Rootstock ecosystem

Web3 Developer Evangelist

CheSpatial | Dec 2022 – Apr 2023

  • Led advocacy, awareness building and capacity development on decentralized technologies including blockchain, AI and machine learning across the Pacific region
  • Developed solutions on Hedera, Ethereum, EVM chains and Chainlink oracles to showcase real-world applications

Chief Technology Officer

PowerPlay | May 2022 – Jun 2022

  • Responsible for managing the overall web3 technology strategy and road-map for the blockchain gaming startup
  • Led engineering team to build performance, scalable and secure decentralized applications

Education and Continuous Research

Cyfrin Updraft | Nov 2023 – Present

  • Conducting advanced smart contract security research
  • Exploring smart contract auditing and best practices for writing secure and optimized protocols
  • Specializing in fuzzing, invariant testing, and formal verification to identify bugs and protect Web3 protocols

Bachelor of Science (BSc) in Computing Science and Information Systems, University of the South Pacific | Jan 2002 – Nov 2004

Licenses & Certifications

  • Certified Blockchain Expert™ – Blockchain Council
  • Certified Blockchain Developer™ – Blockchain Council
  • Certified Blockchain Architect™ – Blockchain Council
  • Smart Contract Developer Bootcamp 2021 – Chainlink Labs
  • 2022 Chainlink Solana Developer Bootcamp – Chainlink Labs
  • Chainlink Fall Hackathon 2021 – Engineer – Devpost

Awards

  • Chainlink Fall Hackathon 2021 – Top Quality Project Winner
    • Blockchain/Chainlink: Satellite Broadband Service Chain – Mint Satellite Broadband NFTs

Volunteer Experiences

Chainlink Developer Expert

Chainlink Labs | Sep 2021 - Present

  • Serve as a smart contract and blockchain developer with deep experience building with Chainlink
  • Passionate about sharing technical knowledge and advancing blockchain technology

Mentor

DLT Talents, Frankfurt School Blockchain Center | Sep 2022 - Jan 2024

  • Participated in an 18-week program focusing on career development in the blockchain ecosystem
  • Supported efforts to empower women as entrepreneurs, technologists, and innovators in the blockchain space

Chainlink Community Advocate

Chainlink Labs | May 2022 - Aug 2022

  • Championed blockchain technology by bringing local communities together
  • Worked to advance awareness and adoption of smart contracts

Polkadot Ambassador Candidate

Polkadot | May 2022 - Jul 2022

  • Contributed to the Web3 ecosystem by supporting Polkadot and Kusama
  • Shared knowledge, learned new skills, and engaged with the blockchain community

ConsenSys Academy Mentor

ConsenSys Academy | Aug 2021 - Jan 2022

  • Supported the flagship ConsenSys developer program
  • Provided mentorship, peer support, and guidance in blockchain development education

Technical Skills

  • Blockchain Platforms: Ethereum, Hedera, Rootstock, EVM Chains
  • Smart Contract Development
  • Chainlink Oracles
  • Web3 Technologies
  • Decentralized Application (DApp) Development
  • Smart Contract Security Auditing
  • Fuzzing and Formal Verification
  • Community Building and Technology Advocacy
  • Python-based Blockchain Development
  • Vyper Smart Contract Programming

Publications