Staff Fullstack Engineer

The role

The Staff Fullstack Engineer will own the technical architecture and end-to-end delivery of the Morpho product suite. This includes React frontends, GraphQL APIs, and on-chain data systems.

What you will do

• Architect and own end-to-end delivery of DeFi products from React/Next.js frontends to blockchain data indexers.
• Design and implement the API and SDK strategy for integrators.
• Build and optimize high-performance data systems processing millions of on-chain events.
• Lead technical architecture reviews and establish coding standards.
• Own observability and incident response across the stack using OpenTelemetry, Grafana, and Sentry.

Required qualifications

• 8-10+ years building fullstack applications at scale
• Proven track record architecting high-availability systems handling millions of requests daily
• Deep TypeScript expertise across client and server: React/Next.js, GraphQL (Apollo Server), Node.js, and typed contract interactions (viem)
• Hands-on experience building or maintaining on-chain data indexers (Ponder, Subsquid, or similar)
• Working knowledge of EVM event structures
• Track record of leading technical initiatives across multiple teams without direct authority
• Comfort operating in fast-changing, ambiguous environments
• Strong ownership mindset
• Clear, crisp async communication
• Team-first approach
• Humble

Benefits

• Fair, top-tier compensation
• Real flexibility
• Time together in Paris
• Great health coverage
• Support to keep learning

About the company

Morpho is a leading Decentralized Finance (DeFi) lending protocol backed by several investors including a16z crypto and Coinbase Ventures. It aims to build an open credit network to provide access to the best possible terms.