Core Blockchain Developer with 4+ years of experience specializing in protocol-level development and customization. Strong expertise in working with Ethereum forks, building and modifying blockchain architectures, and implementing advanced cryptographic solutions.

Key Responsibilities:

- Review, refactor, and enhance the existing blockchain codebase for scalability, maintainability, and security

- Work on Ethereum forks and protocol-level customization, including modifying consensus, gas logic, or transaction flows

- Implement Zero-Knowledge Proof (ZK Proof) solutions to enable privacy-focused transactions

- Build and maintain custom blockchain explorers and internal tooling for monitoring and analytics

- Integrate smart contracts with backend systems, APIs, and trading engines

- Set up, configure, and maintain Ethereum (Geth/Nethermind) and Bitcoin (Bitcoin Core) full nodes

- Optimize smart contracts for gas efficiency and performance





- Designing and deploying private and secure transaction systems

Requirements

- 4+ years of experience as a Core Blockchain Developer

- Robust expertise in Solidity and deploying contracts on Ethereum mainnet/testnets

- Proven experience with Ethereum forks and blockchain customization

- Hands-on experience implementing or integrating Zero-Knowledge Proofs (ZK Proofs)

- Experience building or maintaining custom blockchain explorers

- Solid understanding of blockchain internals (consensus mechanisms, transaction lifecycle, gas optimization)

- Experience with smart contracts, node customization, and blockchain infrastructure

Benefits5 Day working
On time salary
inter- tech work
Skill upgradation trainings
Soft skills trainings Rewards and recognitions
weekly de-stressing activities

📌 Blockchain developer (Mohali)
🏢 Suffescom Solutions
📍 Mohali