Voith J

India

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Summary

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Voith J is a software engineer with 11 years of experience and a deep focus on Ethereum development since 2018, contributing to core Python projects like py-evm, web3.py and the Execution Specs. He apprenticed at the Ethereum Foundation in 2021, building a user-friendly EVM interpretation to make protocol mechanics more approachable, and has hands-on Solidity experience from freelance and token contract work. Voith’s open source footprint includes improving testing, compatibility, and gas-related EIP implementations, plus reliability work on projects such as eth-tester and the popular Frontera crawling frontier. Currently on a break to learn Rust, he blends low-level blockchain protocol expertise with practical backend and test automation skills, and often surfaces subtle correctness fixes (memory ops, gas schedules, dependency issues) that reduce long-term technical debt. Based in India, he pairs an electronics/telecoms engineering background with a pragmatic, specification-first approach to distributed systems.

11 years of coding experience

Bachelor’s Degree, Electronics and telecommunications Engineering, Bachelor’s Degree, Electronics and telecommunications Engineering at Goa college of engineering

HSSC, Science, HSSC, Science at Fr. Agnel multipurpose higher secondary school

English, Hindi, Konkani

Stackoverflow

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Github Skills (29)

application-framework10

dependency-management10

unit-testing10

hbase10

solidity10

pytest10

web3py10

python10

testing10

evm10

memory-management10

app-framework10

virtual-machine10

gas-optimization10

scrapy10

Programming languages (11)

TypeScriptMDXShellCSSC++RustSolidityJavaScript

Github contributions (5)

TokenMarketNet/smart-contracts

May 2018 - May 2019

Ethereum smart contracts for security and utility tokens

Role in this project:

Back-end Developer & Smart Contract Engineer

Contributions:1 review, 62 commits, 16 PRs in 11 months

Contributions summary:Voith primarily contributed to the smart contracts within the repository, making changes to core functionalities and fixing bugs. Their work involved modifying solidity contracts for security and utility tokens, including adjustments to deployment and distribution scripts. The commits demonstrate expertise in Ethereum smart contract development, including fixing critical issues and ensuring compatibility with various tools and versions. Furthermore, the user worked on signing and verifying data with Ethereum private keys, demonstrating experience with cryptographic functions and web3 libraries.

pythontokensethereumsecuritysecurity-token

ethereum/web3.py

Feb 2018 - Nov 2019

A python interface for interacting with the Ethereum blockchain and ecosystem.

Role in this project:

Back-end Developer

Contributions:57 commits, 23 PRs, 272 comments in 1 year 9 months

Contributions summary:Voith primarily contributed to the codebase by refactoring and improving the code, with a focus on updating the codebase and ensuring forward compatibility. The commits show the user replacing deprecated syntax and removing inherited classes. The user also updated existing code and implemented changes across various files, indicating a role in the core development of the project.

pythonweb3pyethereumpython-interfaceblockchain

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