Senior Web3 & Blockchain Backend Engineer

The Bitcoin Street Journal; New York (NY); On-site; USD 150,000 - 190,000; Full time

Job summary

The Bitcoin Street Journal is seeking a senior software engineer to lead backend and Web3 development in a blockchain-driven environment. You will design and implement scalable systems, integrate smart contracts, and collaborate with cross-functional teams to deliver secure, production-ready solutions.

Ideal candidates bring 8+ years of software experience, deep Solidity expertise, and hands-on work with Web3 libraries and token standards.

Qualifications

• Bachelor’s degree in CS, engineering, or related field; MS is a plus.
• 8+ years of software engineering experience with strong backend focus.
• 2–4 years in Web3 and blockchain app development including smart contracts.

Skills

Backend development

Web3 development

Java/Spring

Node.js

Smart contract development

Web3 libraries

Blockchain fundamentals

Token standards

Agile/Scrum

DevOps practices

Docker/Kubernetes

Cryptography basics

Cross-team collaboration

Education

Bachelor’s degree in Computer Science, Engineering, or related discipline; MS is a plus

Tools

Solidity

Hardhat

Foundry

Truffle

Web3J

Web3JS

Ethers.js

Viem

Kafka

Docker

Kubernetes

Job description

The Bitcoin Street Journal is seeking a senior software engineer to lead backend and Web3 development in a blockchain-driven environment. You will design and implement scalable systems, integrate smart contracts, and collaborate with cross-functional teams to deliver secure, production-ready solutions.

Ideal candidates bring 8+ years of software experience, deep Solidity expertise, and hands-on work with Web3 libraries and token standards.