Erwin Mochtar Wijaya
Senior Blockchain Engineer | Solidity
Salary / Daily rate
Jakarta, Indonesia
Freelance, open to permanent contract
Skills
Languages
About me
Intro
Blockchain Engineer with 5+ years specializing in Web3, Solidity, and smart contract development. Successfully implemented ERC-4626 Staking Vaults, gas-less transaction systems, and self-custodial wallets using MPC. Delivering innovative solutions from tokenized RWAs to production-level implementations that generate yield and improve functionality for decentralized applications.
Work experience
Lead Blockchain Engineer
BJAK
Jan 2023 - Mar 2025
2 years 3 months
Remote, OR 97458, USA
Development of smart contract based on Foundry framework for a Staking Vault contract based on ERC-4626 to distribute yields to stakers. Implementation of investment contract that interacts with on-chain tokenized RWAs to generate yield for covering stablecoin gas fees and yields.
Blockchain Engineer
Stockbit
Jan 2020 - Jan 2022
2 years 1 month
Remote, OR 97458, USA
Smart contract development using Solidity for a Launchpad contract with ERC-2771 integration for performing gas-less transactions in Berachain network with Kodiak (uniswap fork) integration. Development of self-custodial wallet based Rust using open-source MPC library developed by ZenGo and successfully integrated into iOS and Android devices using Rust-FFI.
Health and well-being
Career Break
Jan 2019 - Jan 2020
1 year 1 month
Shanghai Normal University
Picked up intensive mandarin courses to equip myself with Crypto / Web3 space which consists of many devs from different backgrounds.
Senior Software Engineer
Kulicke & Soffa
Jan 2017 - Jan 2019
2 years 1 month
Singapore · On-site
Development of software features on a real-time wire bonding machines. Successfully devised and implemented the first auto crosshair offset compensation algorithm that fully achieves auto device conversion in a production line for Hynix and Samsung.
Research And Development Engineer
Seagate Technology
Jan 2015 - Jan 2017
2 years 1 month
Singapore · On-site
Research and development of novel servo control algorithm on high density hard-drive. Published a U.S patent on a servo control algorithm that measures the friction on ramp disc.
Education
Shanghai Normal University
对外汉语
2020 - 2021
1 year 1 month
Monash University
Bachelor's Degree
2011 - 2015
4 years 1 month