arec1b0

Blockchain Cryptographer

Welcome to My Digital Realm


I’m _01x.arec1b0—a name you might recognize if you’ve explored blockchain security or the complex world of smart contracts. My journey is defined by code, commands, and the pursuit of adaptability in a constantly evolving cyber landscape.


Who Am I?

At my core, I am a Blockchain Cryptographer and Smart Contracts Auditor. These roles go beyond mere titles; they represent the frontlines of innovation and security in today’s decentralized era. Blockchain technology is transforming industries, and with this transformation comes the responsibility to ensure these systems are efficient, transparent, and resilient against vulnerabilities.





Experience: 5 years

Yearly salary: $120,000

Hourly rate: $60

Nationality: 🇺🇦 Ukraine

Residency: 🇨🇭 Switzerland


Experience

Applied Cryptographer
OpenZeppelin
2023 - 2024
Conducted security analyses of zero-knowledge proof systems, identifying and mitigating vulnerabilities. Engineered cryptographic components in Rust, Go, and Solidity to enhance blockchain application security. Audited Ethereum-based smart contracts, optimizing them for cryptographic robustness and gas efficiency. Advanced research in cryptographic primitives such as roots of unity and elliptic curves.
Applied Cryptography Engineer
EncryptEdge
2023 - 2024
Led cryptographic audits to identify vulnerabilities, maintaining a zero-security-breach record for two years. Developed secure key management solutions, reducing key compromise incidents by 40%. Optimized assembly-level encryption routines for ARM and x86 architectures, improving performance.

Skills

blockchain-engineer
c-plus-plus
cryptography
python
rust
smart-contract
web3
english
french
italian
russian
ukrainian