ICON INTERNATIONAL GROUP is hiring a
Blockchain Lead

Compensation: $54k - $80k estimated

Location: New York City Metropolitan Area US

Role: Blockchain Solutions Architect – DeFi & Smart Contracts

Job Description:

  • Design and implement scalable blockchain architectures for DeFi and NFT ecosystems.
  • Develop and audit Ethereum (Solidity), Hyperledger Fabric, and Rust-based smart contracts.
  • Build layer-2 scaling solutions (Polygon, Optimism, Arbitrum) to improve transaction throughput.
  • Integrate zero-knowledge proofs (ZKP), zk-SNARKs, and zk-STARKs for enhanced privacy.
  • Collaborate with security teams on smart contract penetration testing and auditing.
  • Research and evaluate new blockchain protocols, consensus algorithms, and tokenomics models.
  • Provide technical leadership for multi-chain interoperability solutions (Polkadot, Cosmos).

Required Skills & Experience:

  • 12 years in software engineering with 8+ years in blockchain development.
  • Deep expertise in Solidity, Rust, Go, or Python for blockchain platforms.
  • Proven experience with DeFi protocols, liquidity pools, staking, and yield farming mechanisms.
  • Strong knowledge of cryptography, consensus algorithms (PoS, PoA, BFT), and distributed systems.
  • Hands-on with IPFS, Web3.js, Ethers.js, and The Graph.

Certifications

  • Certified Blockchain Expert (CBE)
  • Ethereum Developer Certification (Consensys or Blockchain Council)
  • Hyperledger Fabric Certified Practitioner (HFCP)
  • Certified DeFi Expert (Blockchain Council)

Apply Now:

Compensation: $54k - $80k estimated

Location: New York City Metropolitan Area US


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