Blockchain Engineer

Blockchain Engineer
Web3 Talent

@gmkrieger

Blockchain engineer with 4+ years in Web3 infrastructure. Based in Rio de Janeiro, Brazil.

Senior experience in backend development, worked in high throughput data engineering pipelines before migrating to Web3 development in early 2022 . Most recently at Moonsong Labs, I co-developed SNOS (Starknet Operating System) – achieved 40% performance improvement in block execution. Previously at Cartesi, built a resilient node, with blockchain indexing handling 10,000+ transactions/hour and reduced indexing failures by 85% during chain reorgs.

Core expertise: Rust, Go, Python | ZK rollups, optimistic rollups, consensus algorithms | Ethereum,...

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Video Introduction

Location, Languages, Skills

Active over a week ago
🚀 In crypto since 2022
🌱 Member since November 2025
Open to Full-time
Open to Part-time
Remote
Open to Relocation
Accepts Fiat
Accepts Crypto

Work History

PeriodTitleCompany
Oct 2024 to Oct 2025Sign in to view Vuwqxjgurs NvcfhehqSign in to viewCfyytzgq Pxep
Feb 2022 to Oct 2024Sign in to view Xttgtciblz peq Zctcyuou OnncxwviSign in to viewBurjwwa
Sep 2021 to Feb 2022Sign in to view Eodjyk Banr JplhbotkSign in to viewBvhvcz Gaqlg
Nov 2019 to Sep 2021Sign in to view Ftstrfnv Skbspaankxx EsikgtafSign in to viewDdjtn
Sep 2018 to Nov 2019Sign in to view Varz ZgfdsbuviSign in to viewXMRGD.

Social Media

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2 programmers walk into a bar 10 programmers walk into a bar -1 programmers walk into a bar asdhifg programmers walk into a bar @#$%^%$$# programmers walk into a bar "105; DROP TABLE Users;" programmers walk into a bar 2^63 programmers walk into a bar The bar is on fire

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Member since November 2025

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