(Senior) Blockchain Developer (125166)

Key Responsibilities

• Design, develop, and implement core components of blockchain protocols, contributing to their evolution and future direction

• Conduct in-depth analysis of existing and emerging blockchain networks, with a focus on privacy-preserving features, and document comparative assessments

• Conduct proof of concepts and document key research findings

• Actively participate in architectural design discussions, providing constructive feedback and contributing to the overall technical roadmap

• Maintain and optimize existing blockchain protocols, addressing vulnerabilities, improving performance, and ensuring stability for enterprise use cases

• Work with open-source communities working on data privacy and cross-chain interoperability, using techniques such as zero-knowledge proofs and state channels

Minimum Qualifications

• Bachelor’s degree in Computer Science, Engineering, or a related field

• 5+ years of software development experience

• Experience working with blockchain technologies

• Hands-on experience with basic cryptography: digital signatures, symmetric/asymmetric encryption, and key agreements

• Knowledge in advanced cryptography is a big plus (e.g., group signatures, zero-knowledge proofs).

• Understanding of Merkle Trees

• In-depth knowledge of common algorithms, data structures, and their computational & memory complexities

• Strong back-end development experience using one of Go, Rust, or Java

We Value

• Familiarity with Agile development methodologies

• Experience writing and deploying EVM-compatible smart contracts

• Knowledge of peer-to-peer networking concepts: gossip protocols, routing/discovery (DHTs), NAT traversal

• Experience with Node.js and TypeScript/JavaScript

• Contributions to blockchain open-source projects, especially within the Ethereum ecosystem

• Ability to explain consensus algorithms such as Raft, Paxos, and QBFT

Due to the high volume of applications we receive, we are unable to respond to every candidate individually. If you have not received a response from GFT regarding your application within 10 workdays, please consider that we have decided to proceed with other candidates. We truly appreciate your interest in GFT and thank you for your understanding.