Senior Blockchain Engineer
Job in
Phoenix, Maricopa County, Arizona, 85001, USA
Listed on 2026-10-30
Listing for:
EPAM Systems
Full Time
position Listed on 2026-10-30
Job specializations:
-
IT/Tech
Blockchain / Web3, Cybersecurity, Information Security & Data Protection
Job Description & How to Apply Below
We are looking for a Senior Blockchain Engineer . If you are looking to give your career a real boost with a global leader in digital transformation, EPAM is the perfect choice.
Responsibilities- Design, develop, and deploy secure smart contracts using Solidity for the Ethereum blockchain ecosystem
- Architect and implement robust decentralized applications (dApps) and backend integration with smart contracts
- Conduct comprehensive code reviews, gas optimization, and thorough unit/integration testing for all blockchain components
- Collaborate closely with product, security, and front-end teams to ensure seamless integration and top-tier protocol performance
- 5+ years of software engineering experience with a strong focus on blockchain development and smart contracts
- Expert-level proficiency in Solidity and deep, hands-on experience with the Ethereum Virtual Machine (EVM) and Ethereum ecosystem
- Proven track record of designing, auditing, and successfully deploying secure, production-grade smart contracts on mainnet
- Strong understanding of cryptography, consensus mechanisms, DeFi protocols, and Web3 security best practices
- Nice to have Experience with smart contract testing and development frameworks such as Hardhat, Foundry, or Truffle
- Familiarity with Layer 2 scaling solutions (e.g., Arbitrum, Optimism, zk-Rollups) and cross-chain bridge technologies
- Contributions to open-source blockchain projects, developer tooling, or recognized security audit participation (e.g., bug bounties)
- Experience with zero-knowledge (ZK) proofs or alternative smart contract languages (e.g., Rust, Vyper)
Position Requirements
10+ Years
work experience
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