Full-Stack Crypto Engineer: Scale Secure Wallets

Jack & Jill; New York (NY); On-site; USD 110,000 - 160,000; Full time

Job summary

Den, a New York-based crypto infrastructure company, is hiring a Software Engineer to build full-stack web apps that secure billions in assets for leading institutions. You’ll work with TypeScript, Next.js, and Node.js, shipping features for a high-volume wallet infrastructure with the co-founders.

You’ll design scalable systems using Viem, Prisma, and PostgreSQL, collaborating closely with the founders to shape the engineering culture as traffic scales from billions to trillions.

Qualifications

• 1–4 years of production experience shipping code in a fast-paced environment.
• Strong proficiency with TypeScript and the modern React/Node ecosystem.
• Genuine interest in crypto and scale-focused problem solving.

Responsibilities

• Develop and scale full-stack applications using TypeScript, Next.js, and Node.js for high-volume institutional crypto transactions.
• Collaborate with founders to architect new features and make core wallet infrastructure decisions.
• Bridge blockchain protocols with seamless user experiences using Viem, Prisma, and PostgreSQL.

Skills

TypeScript

React

Node.js

Crypto

Tools

Next.js

Viem

Prisma

PostgreSQL

Job description

Den, a New York-based crypto infrastructure company, is hiring a Software Engineer to build full-stack web apps that secure billions in assets for leading institutions. You’ll work with TypeScript, Next.js, and Node.js, shipping features for a high-volume wallet infrastructure with the co-founders.

You’ll design scalable systems using Viem, Prisma, and PostgreSQL, collaborating closely with the founders to shape the engineering culture as traffic scales from billions to trillions.