Senior TypeScript Backend Engineer

A company is looking for a Backend Engineer responsible for designing, building, and operating backend systems and indexers for Web3 products.

Key Responsibilities

Design, build, and operate production-grade blockchain indexers using TypeScript and modern frameworks

Develop and maintain backend APIs and services that provide structured blockchain data

Model and manage relational data with PostgreSQL, ensuring efficient schema design and query performance

Required Qualifications

Strong proficiency in TypeScript and Node.js backend frameworks (e.g., NestJS, Fastify, Express)

Deep knowledge of PostgreSQL - schema design, indexing strategies, and query optimization

Demonstrated experience building and operating indexers in production environments

Solid understanding of observability and system health monitoring

Experience with real-time data streaming technologies (Kafka, NATS, or similar) is a plus