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Senior Blockchain Engineer - Web3

Apex Decentralized Systems
San Francisco
Estimated Salary
USD 160.000 – USD 240.000
New
Live Update
13 Mei 2026
Deadline
13 Mei 2027

Job Description

Join Apex Decentralized Systems, a pioneering force in the next generation of Web3 infrastructure. We are building the decentralized future and are looking for a Senior Blockchain Engineer who is passionate about security, scalability, and innovation. If you want to work on projects that redefine how the world interacts with digital assets, this is your opportunity.

Why Join Us?

  • Impactful Work: Architect solutions that secure billions in assets on the blockchain.
  • Top-Tier Team: Collaborate with industry veterans from Meta, Google, and Ethereum.
  • Flexible Culture: Remote-first with a hub in San Francisco.

Responsibilities

  • Smart Contract Development: Design, develop, and audit complex smart contracts in Solidity and Rust, ensuring high security and gas efficiency.
  • Protocol Architecture: Lead the architectural design of DeFi protocols and Layer 2 scaling solutions.
  • Security Audits: Implement rigorous security practices and participate in internal and external security audits.
  • Optimization: Identify bottlenecks and optimize blockchain applications for maximum throughput and low latency.
  • Technical Leadership: Mentor junior engineers and contribute to code reviews and technical documentation.

Qualifications

  • Experience: 5+ years of software engineering experience, with at least 2 years specifically focused on Blockchain/Web3.
  • Technologies: Deep proficiency in Solidity, Rust, and TypeScript.
  • Frameworks: Experience with Hardhat, Truffle, or Foundry.
  • Education: Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.
  • Security Mindset: Strong understanding of cryptographic principles and common smart contract vulnerabilities (re-entrancy, overflow, etc.).

Required Skills

Solidity Rust Web3 Smart Contracts Ethereum DeFi Blockchain Development TypeScript Go Rust

Ready to Take This Challenge?

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