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Blockchain Architect

Fidelity Investments

$140,000 - $249,000
Aug 15, 2025
Boston, MA, USA • Westlake, TX, USA • Durham, NC, USA • New York, NY, USA
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Design and build software to manage and secure cryptocurrencies at Fidelity Digital Assets

Requirements

  • Deep technical familiarity and production experience with at least one public blockchain protocol such as Ethereum or Solana
  • Experience writing and deploying production smart contracts
  • Knowledge of DeFi yield protocols
  • Proficiency in at least one backend programming language, with a willingness to learn Rust and Java
  • Experience with asynchronous workers and resilient messaging services
  • Ability to build reliable software that can withstand unreliable environments
  • Proficient in SQL with working knowledge of database technologies such as Aurora PostgreSQL

Responsibilities

  • Design blockchain integrations across Fidelity Digital Assets systems
  • Build on-chain functionality
  • Integrate with DeFi protocols
  • Guide the future direction of products
  • Provide hands-on support to engineering teams
  • Rapidly prototype and validate new ideas, tools, or technologies

Other

  • Bachelor’s degree in computer science or related field with 10+ years of experience
  • Proven ability to guide and mentor engineering teams
  • Experience collaborating with leadership and cross-functional stakeholders