Blockchain Engineer

Job not on LinkedIn

November 4

🏄 California – Remote

Although this job is listed in California, this company may be open to hiring remote in other states.

⏰ Full Time

🟡 Mid-level

🟠 Senior

⛓️ Blockchain Engineer

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We partner with disruptive organizations to help identify and attract talent. A boutique recruitment agency that focuses on blockchain and web3. We enjoy networking with Web3 and decentralization enthusiasts and help them find their place in the decentralized world.

1 - 10 employees

Founded 2019

📋 Description

• Extract, normalize, and store data from Ethereum, L2s such as Arbitrum and Solana, plus relevant protocols. • Design and implement secure Solidity/EVM contracts to enable data adapters, allocation validation, and rule evaluation. • Build and maintain services that integrate on-chain data to internal systems and external APIs. • Develop robust, testable logic for event ingestion, data orchestration and state transitions. • Implement access controls, pausability, monitoring, and on-chain and off-chain audit trails. • Collaborate with product and engineering teams to design resilient, auditable, and automated financial workflows. • Contribute to shared libraries and improve tooling for data ingestion, validation, and analysis.

🎯 Requirements

• Strong Python proficiency for data processing, backend services, and automation. • Extensive hands-on experience with Solidity, EVM tooling, and DeFi integrations. • Practical use of The Graph (subgraphs), Alchemy or Infura, Dune or Flipside, or custom indexing tools. • Understanding of decentralized data models, indexing, and event-driven architectures. • Track record of clean, maintainable, and secure code, with thorough tests and reviews. • Experience owning deliverables end-to-end and working in distributed, async teams. • Background in fintech, data engineering, or DeFi infrastructure. • Proficiency in C++ or Java for performance-sensitive components (Nice to Have). • Experience with formal verification, bug bounty programs, or audit coordination (Nice to Have). • Familiarity with time-series and relational data models (Nice to Have). • Exposure to infrastructure basics such as containers and Infrastructure as Code, for example Docker and Terraform; knowledge of Kubernetes is a plus but not required (Nice to Have).