Staff VM Software Engineer

About Swirlds Labs:

We are a fast-growing company built around a revolutionary technology — the hashgraph consensus algorithm. Hedera Hashgraph is well-suited to become the world’s first mass-adopted distributed public ledger because it is blazing fast, highly secure, and ensures fairness. We are on a mission to create a trusted and empowered digital future for everyone; a cyberspace where you work, play, buy, sell, create, and engage socially; where you have safety and privacy in your digital communities; where you feel confident when interacting with others; where you own and control your information. Join us and say, “Hello future.”

About the role:

The Smart Contracts team is looking for a seasoned VM engineer who can contribute to the performance and optimization of the Hedera native services (Java) and the web3 services (JS/TS) that process and consume transaction bytes to transform the network node states.

You may find yourself doing all of the following:

• Designing, implementing, and innovating compiler and optimization algorithms
• Implementing and enhancing the Java and Node JS-based smart contract services on the Hedera network that expose EVM features
• Contributing to open source code clients that focus on VM state transitions based on contract bytecode with a goal of new feature support and performance improvements
• Contributing to the design and management of VM state processing parallelization
• Developing various aspects of the Hedera Hashgraph Distributed Ledger Ecosystem
• Being a strong and proficient hands-on programmer
• Spending 80% of your time designing, coding, and testing

Qualification Requirements:

• Experience with distributed open source application development
• Excellent debugging, critical thinking, and interpersonal skills
• Experience with compilers, parsers, interpreters, and garbage collectors
• Experience with performance, static code, and data-flow analysis
• Expertise in the Java programming language and its ecosystem of libraries and tools
• Deep knowledge of and experience with the Java VM, covering its strengths and weaknesses
• Strong grasp of Computer Science fundamentals, including concurrency, performance optimization, and reusability
• Strong engineering principles and processes aimed at developing simple, modular, testable, and high-quality code
• Familiarity with security principles, cryptographic tools, and libraries
• Familiarity with high-performance architectural systems and design patterns
• Familiarity with test-driven software development processes and continuous integration tools and systems
• Experience in developing libraries and platforms for use and deployment by application developers
• 7+ years of software development experience
• Master’s degree in Computer Science or a similar field or equivalent work experience

Other skills that are great to bring with you but that we can help you develop:

• Knowledge of the Ethereum blockchain
• Experience writing and debugging smart contracts for an EVM-based ledger
• Experience with web3 tools written in JavaScript or TypeScript
• Experience with blockchain (e.g., Bitcoin or Ethereum) protocol development is a plus
• EVM Client development