Staff Software Engineer - Smart Contracts Team

ZipRecruiter; New York (NY); Remote; USD 80,000 - 100,000; Full time

Job summary

An innovative firm is seeking a skilled Staff Software Engineer to join their Smart Contracts team in a fully remote capacity. This role involves contributing to the development of services that process smart contract transactions across various networks using Java and web3 APIs. You will engage with the EVM ecosystem, enhance smart contract services, and develop robust backend solutions. If you have a passion for distributed systems and are proficient in Java, JavaScript, and TypeScript, this is an exciting opportunity to maximize your impact in the evolving world of blockchain technology.

Qualifications

• 7+ years of software development experience with a focus on open-source applications.
• Strong expertise in Java and JS/TS, including smart contract development.

Responsibilities

• Design and maintain backend solutions with public APIs using TypeScript and SQL.
• Implement Java-based smart contract services and optimize for performance.

Skills

Java

JavaScript

TypeScript

Solidity

Distributed Systems

RESTful APIs

Web3

EVM

Tools

Web3.js

Ethers.js

Foundry

MetaMask

WalletConnect

Job description

Job Description

Career Renew is recruiting for one of its clients a Staff Software Engineer - Smart Contracts Team - this is a fully remote US based role.

About The Role:

The Smart Contracts team is looking for a seasoned engineer who can contribute to the development of our services in both the Java and the web3 APIs in JS/TS that process smart contract transactions across the network submitted using varied web3 tools.

You may find yourself doing all of the following:

1. Staying connected with the EVM ecosystem, bringing vital learnings, discussions, and applicable explorations back to the team to improve EVM DevEx
2. Implementing and enhancing the Java-based smart contract services on the network that parse byte code and process transactions submitted to the network via an EVM client
3. Designing, developing, and maintaining server-side logic for back-end solutions with public APIs involving TypeScript, SQL, data ingestion, REST, GraphQL, and Web Sockets
4. Applying Web3 knowledge of Solidity and EVM transactions life cycle
5. Writing efficient, reusable, and reliable code to optimize for maximum speed, scalability, and system efficiency
6. Exploring and unblocking web3 tool and DApp integration capabilities, ensuring devs can continue to use their familiar tools when migrating to us from other EVM chains
7. Continuously discovering, evaluating, and implementing new technologies to maximize development efficiency and effectiveness
8. Developing various aspects of the Hashgraph Distributed Ledger Ecosystem
9. Being a strong and proficient hands-on programmer
10. Spending 80% of your time designing, coding, and testing

Requirements:

1. Must have 7+ years of software development experience & Experience with distributed open-source application development.
2. Must have strong expertise in the Java and JS/TS programming and its ecosystem of libraries and tools
3. Experience with smart-contract development with Solidity/Vyper, Foundry, Web3.js / Ethers.js frameworks, JavaScript/TypeScript.
4. Experience with Wallet integrations (MetaMask, WalletConnect, etc.): Tools and libraries for connecting Web3 applications with users' cryptocurrency wallets.
5. Strong understanding of RESTful API design and development.