Rupam Dey

Blockchain Engineer - Rust/Go

📍 Kolkata, India

🔴HODLing

Blockchain engineer with 2 years of experience in software engineering and blockchain. Specializes in building blockchain backend systems and Ethereum core protocol. Contributed to Ethereum at the protocol level through Prysm and based appchains, transaction aggregation and gas mechanics through Spire Labs.

Skills

Rust9/10

Consensus Client Development8/10

Blockchain Development8/10

Ethereum Protocol8/10

Go8/10

EIP-7702 (7/10)Forge/Anvil/Cast (7/10)Zero Knowledge Proofs (7/10)L2/L3 Blockchain (7/10)Cryptography (7/10)Smart Contracts (7/10)ECDSA (7/10)Web3Js (6/10)EthersJs (6/10)NodeJs (6/10)GitHub Actions (6/10)Python (6/10)Hardhat (6/10)JavaScript (6/10)

Work Experience

Software Engineer - Rust

Spire Labs

Jan 2025 — Jan 2026

Worked on L2 state sync, reorg logic and testing suite for the L3 based appchain project. Worked on a transaction aggregation project using proposer multicall and EIP-7702 that helped users save on gas fees by 20%.

Ethereum Protocol Fellow

Prysm

Jun 2024 — Nov 2024

Implemented light-client full-node helper functions from Consensus Specs in Prysm. Added new consensus types for Electra moving away from protobufs. Updated existing helper functions to reference the dev branch of Consensus Specs. Implemented 4 light-client endpoints from the Beacon API in Prysm.

Cryptography Intern

LambdaClass

May 2024 — Jun 2024

Worked on L2 state sync, reorg logic and testing suite for the L3 based appchain project. Worked on a transaction aggregation project that helped users save on gas fees by 20%.

Education

Heritage Institute of Technology

BTech · Information Technology