Career Renew is hiring a
Blockchain Engineer in Spain

Summary

The job description is for a Blockchain Engineer position at an unspecified company in Barcelona, Spain. The ideal candidate should have 4+ years of software engineering experience and 2+ years as a Smart Contract Engineer. They should possess strong knowledge of Solidity design patterns, smart contract test suites, and decentralized protocols. Additional skills like experience with high-performance cryptographic protocols, hacker attack defense, and competitive achievements are beneficial but not mandatory.

Requirements

• 4+ years experience as a Software Engineer
• 2+ years experience as Smart Contract Engineer
• Strong working knowledge of Solidity design patterns and Solidity security best practices
• Significant experience writing comprehensive smart contract test suites
• Strong understanding of decentralized protocols and blockchain architecture (e.g., Ethereum nodes)

Responsibilities

• Create, deploy, and maintain smart contracts
• Set and maintain a product technical roadmap and vision for our blockchain integration
• Build well-engineered, reliable, maintainable, and bug-free web3 code

Preferred Qualifications

• Experience implementing high-performance cryptographic protocols in languages like Rust, Solidity, or C/C++
• Familiar with hacker attack, intrusion detection, event source tracing, log analysis and other technologies
• Has built products / projects from scratch, even if it was for fun
• Optional but encouraged: Demonstrated achievements in competitive realms such as programming contests (e.g., ACM-ICPC, topcoder) or Capture-the-Flag events (e.g., CSAW, DEFCON)

Benefits

• Total comp is around $120K USD including equity
• Up to around 75K USD basic salary