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Blockchain Engineer (Digital Assets & Tokenization)

IRIS Software, Inc.San Francisco, CA🇺🇸United States

Why this role stands out

This hybrid role offers a fantastic opportunity to innovate within the digital asset and tokenization space, building robust Web3 platform services. You'll thrive here if you have a strong background in blockchain development and are eager to design and integrate smart contracts for cutting-edge tokenized assets. Apply now to join a dynamic team and shape the future of decentralized finance!

Quick overview

SeniorityMid Senior
Work modeHybrid
LocationSan Francisco, CA, United States
EthereumSmart ContractsBlockchainWeb3WebSocket

Job description

Greetings!

One of our direct client is looking to hire Blockchain Engineer (Digital Assets & Tokenization) in Jersey City NJ, San Francisco CA, Austin TX & Southlake TX. This is long term contractual opportunity. Please find below job description and share your updated resume.

Key Responsibilities:

  • Design and build reusable Web3 platform services for tokenization, blockchain connectivity, wallet integration, transaction processing, event ingestion, indexing, and token lifecycle management.
  • Develop backend services that interact with blockchain nodes, smart contracts, custody platforms, signing systems, and off-chain enterprise applications.
  • Build common blockchain abstraction layers supporting Ethereum/EVM, Hyperledger Besu, Canton/Daml, Layer 2 solutions, permissioned networks, and consortium blockchains.
  • Implement blockchain integrations using JSON-RPC, WebSocket subscriptions, smart contract queries, transaction submission, status tracking, and event log processing.
  • Engineer and maintain connectivity solutions for Hyperledger Besu, Ethereum-compatible networks, and permissioned EVM-based blockchain ecosystems.
  • Support Canton/Daml-based blockchain workflows including participant connectivity, transaction authorization, application lifecycle management, and workflow integration.
  • Manage Daml application packages, including deployment, versioning, validation, installation, and production enablement processes.
  • Design, develop, integrate, and review smart contracts for tokenized assets, programmable workflows, and digital asset platforms.
  • Build smart contract interaction frameworks for ABI encoding/decoding, transaction simulation, calldata generation, event processing, and contract state management.
  • Establish engineering standards for smart contract development, testing, deployment, version control, governance, rollback planning, and production releases.
  • Implement smart contract security best practices including threat modeling, static code analysis, fuzz testing, invariant testing, and secure deployment pipelines.
  • Integrate institutional wallet, custody, signing, and authorization platforms to support blockchain-based asset management and transaction workflows.
  • Design transaction orchestration services covering validation, approval routing, policy enforcement, signing, submission, confirmation tracking, exception handling, and audit logging.
  • Develop and maintain address management, transaction limit controls, allowlists, approval workflows, signing policies, and operational governance mechanisms.
  • Collaborate with platform, infrastructure, security, and operations teams to design scalable, secure, and production-ready Web3 solutions for enterprise digital asset and tokenization platforms.

Thanks and Regards

Saurav Upadhyay

Iris Software

200 Metroplex Drive, Suite #300

Edison, NJ 08817

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