Backend Engineer, Integrations & APIs

Own the critical layer between core infrastructure and the outside world, including public APIs, indexing, data pipelines, transaction status tracking, partner integrations, and observability for a new high-performance platform.

Responsibilities

• Design and build JSON-RPC endpoints for external tools, SDKs, and wallets.
• Own the transaction path from client submission through consensus and back, including status tracking, error reporting, and timeout handling.
• Build the data backend powering the block explorer, partner integrations, and historical state queries.
• Build analytics pipelines such as BigQuery population.
• Implement metrics and event logging with tools such as Prometheus, ClickHouse, and Sentry.
• Work across service boundaries and understand components outside your ownership.

Requirements

• Strong systems or backend programming experience in Rust, C++, or both.
• Experience designing and building robust RPC/API services handling high-scale traffic.
• Deep understanding of database architecture, indexing, and query patterns.
• Ownership of production infrastructure beyond prototypes.
• Production experience with blockchain infrastructure such as nodes, RPC layers, or indexers is a bonus.
• Testnet or mainnet launch experience is a bonus.

Benefits

• Competitive health, dental, and vision coverage.
• Flexible time off and 15 company holidays.
• Paid parental leave and pregnancy disability leave.
• $80 monthly gym reimbursement.
• Life and AD&D coverage up to $50,000.
• Short- and long-term disability coverage.
• 401(k) with 4% match.
• Health and dependent care FSA accounts.
• Commuter benefits with $250 monthly employer contribution.
• Health Savings Account with monthly employer contribution.
• Family building benefits through Kindbody.
• Wellbeing benefits including One Medical, Rightway, and Headspace.
• $1,500 annual learning and development budget.
• Daily office lunch and snacks.
• Company retreats.
• Equity grants.