Blockchain Developer

MastarRec
📍 Seattle, WA, United States 💼 Full-time 🕒 Posted March 02, 2026

Job Description

MastarRec is hiring a Blockchain Developer to support innovative financial technology platforms operating across the United States. This role focuses on building, scaling, and securing modern financial systems in a fast-paced environment. Key Responsibilities Design, develop, and deploy smart contracts using Solidity on Ethereum and compatible EVM blockchains. Build and maintain dApps, including wallets, exchanges, and DeFi protocols. Integrate blockchain technologies with existing systems, APIs, and cloud infrastructures. Design, build, or manage FinTech platforms and solutions Collaborate with engineering, product, and compliance teams Ensure regulatory and security best practices Support scalability, performance, and reliability Requirements Required Skills FinTech or financial systems knowledge Data, risk, or software development expertise Strong analytical and communication skills Experience with blockchain frameworks such as Truffle, Hardhat. Strong understanding of cryptographic...

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Job Details

  • Location Seattle, WA
  • Job Type Full-time
  • Category other-general
  • Posted Date March 02, 2026
  • Application Deadline April 11, 2026