Senior Blockchain Engineer

About This Role

This Senior Blockchain Engineer will design, develop, and scale components connecting an API-first wallet platform to various blockchain networks. The role involves building indexing, data pipelines, integrations, smart contracts, and analysis tools to ensure a faster, more reliable, and secure platform for digital asset management.

Responsibilities

• Design and implement blockchain indexers, data pipelines, and integrations
• Develop and maintain smart contracts with a focus on security and performance
• Build APIs and services that expose onchain data for wallets and financial apps
• Troubleshoot indexing issues, resolve performance bottlenecks, and ensure reliability
• Collaborate with product and research to prioritize new blockchain integrations
• Contribute to CI/CD, monitoring, and observability for blockchain services
• Document systems, share knowledge, and support technical discussions with partners

Requirements

• 8+ years of software engineering experience
• 2+ years in blockchain development
• Strong in TypeScript
• Experience with a systems language (Rust, Go, C++)
• Proven experience building blockchain indexers, explorers, or related tooling
• Skilled in designing and auditing smart contracts (EVM and non-EVM)
• Familiar with multiple blockchain ecosystems (public like Ethereum, Solana, Cosmos, and private like Besu, Canton, R3 Corda)
• Expertise with databases (PostgreSQL, DynamoDB, NoSQL) and data pipelines
• Strong understanding of blockchain security, cryptography, and consensus models
• Clear communicator with experience collaborating across product and infrastructure

Qualifications

• 8+ years of software engineering experience, with 2+ in blockchain development

Skills

* Required skills

Benefits