Hi connections,
I have an urgent opportunity so please go through the following jd and let me know if you are interested....
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Role: Blockchain Engineer
Location: Pittsburgh, PA (5 days a week in client office)
Duration: 6 months contract (Our W2)
Note: The client is looking for only W2 talents USC, GC, H4-EAD, L2-EAD, TN-Visa, (No H1-B, OPT, and CPT)
Role Overview
We are seeking a Blockchain Engineer to support digital asset transfer agency platforms, focused on tokenized funds and securities deployed across Ethereum, Solana, and Layer-2 networks.
The role involves smart contract development, blockchain data ingestion, and event-driven integrations with enterprise-grade Java/Spring microservices.
Key Responsibilities
• Design and develop smart contracts for fund and asset tokenization on Ethereum/EVM chains and Solana.
• Implement on-chain/off-chain interaction layers to: Read blockchain state, Subscribe to and process events, & Index transactions and balances.
• Build services to interact with public and private blockchain networks, including Layer-2 solutions.
• Develop backend services for blockchain integration using Java and Spring Boot, aligned with internal transfer agency systems.
• Integrate digital asset platforms with enterprise microservices, workflows, and data stores.
• Support lifecycle events such as issuance, transfer, redemption, corporate actions, and reconciliation.
• Ensure security, auditability, and operational resilience of blockchain integrations.
Required Skills
• Strong experience with blockchain smart contract development: Solidity (Ethereum/ EVM, Layer-2s); Rust (Solana programs).
• Hands-on experience with blockchain interaction: Event listeners, indexers, RPC integrations, Transaction monitoring and reconciliation.
• Experience building backend services using Java and Spring Boot (preferred).
• Solid understanding of token standards, wallet interactions, and signing flows.
• Familiarity with public and private blockchain environments.
• Experience working with microservices, CI/CD, and Git-based workflows.
Nice to Have
• Transfer agency, fund administration, or securities tokenization experience
• Wallet and custody knowledge (address management, signing, policy controls)
• Experience with Layer-2s (Optimism, Arbitrum, zk-based networks)
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