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Information Technology 🏢 Full Time ⭐️ Verified

Senior Web3 Smart Contract Engineer

Nebula Chain Labs
San Francisco
Estimated Salary
USD 165.000 – USD 230.000
New
Live Update
21 Mei 2026
Deadline
21 Mei 2027

Job Description

Join Nebula Chain Labs, the trailblazing force in decentralized infrastructure. We are seeking a visionary Senior Web3 Smart Contract Engineer to architect the future of our Layer 2 scaling solutions. If you are passionate about cryptography, security, and building the backbone of the next generation of the internet, this is your opportunity to shape the decentralized world.


Why Join Us?

  • Impactful Work: Build secure, high-performance smart contracts used by millions.
  • Top-Tier Compensation: Competitive salary, equity packages, and comprehensive benefits.
  • Flexible Environment: Remote-first culture with options for co-working spaces in the Bay Area.

We are looking for an expert in Solidity and Rust to lead our security and scalability initiatives.

Responsibilities

  • Design, develop, and audit high-complexity smart contracts for DeFi protocols and Layer 2 scaling solutions.
  • Optimize gas efficiency and transaction throughput across the blockchain network.
  • Implement and maintain robust security best practices to prevent vulnerabilities and hacks.
  • Collaborate closely with frontend developers, blockchain architects, and security researchers.
  • Contribute to open-source projects and drive technical innovation within the Web3 ecosystem.
  • Guide and mentor junior engineers, fostering a culture of code excellence and security.

Qualifications

  • 5+ years of professional software engineering experience, with at least 3 years specifically in Smart Contract development.
  • Deep expertise in Solidity and experience with Rust or Go.
  • Proven track record of deploying audited smart contracts on Ethereum or other EVM-compatible chains.
  • Strong understanding of cryptographic principles, consensus mechanisms, and blockchain architecture.
  • Familiarity with testing frameworks (Hardhat, Foundry) and formal verification tools.
  • Excellent communication skills and the ability to explain complex technical concepts to diverse stakeholders.

Required Skills

Solidity Rust Web3.js Ethers.js Smart Contracts Ethereum Go DeFi Blockchain Security Rust Solidity Smart Contract Audit Gas Optimization

Ready to Take This Challenge?

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