Hashgraph is a fast-growing software company committed to supporting, developing and servicing Hedera, an open source, proof-of-stake platform. Hedera is EVM-compatible and has been specifically built to meet the needs of enterprise and Web3 applications, which require speed, security, stability and sustainability. Hedera’s public network is governed by industry-leading organizations, spanning 11 sectors and 14 regions who oversee the development and direction of the decentralized platform.
About the role:
The Smart Contracts team is looking for a seasoned EVM engineer who can contribute to the performance and optimization of the Hedera native services (Java) and the web3 services (JS/TS) that process transaction bytes to transform the network node states and expose network block, transaction, and account data.
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 EVM 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:
- Master’s degree in Computer Science or a similar field, or equivalent work experience
- 7+ years of software development experience
- Experience with distributed open-source application development
- Hotspot JVM or GraalVM experience
- 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, VM, and its ecosystem of libraries and tools
- Deep knowledge of and experience with an EVM-based blockchain
- Experience writing and debugging smart contracts for an EVM-based ledger
- Experience with web3 tools written in JavaScript or TypeScript
- Experience in a tech or team lead role with the ability to guide engineers up to the Staff level
- 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 high-performance architectural systems and design patterns
- Familiarity with test-driven software development processes and continuous integration tools and systems
Other skills that are great to bring with you but that we can help you develop:
- Experience with blockchain (e.g., Bitcoin or Ethereum) protocol development is a plus
- EVM Client development
- Familiarity with security principles, cryptographic tools, and libraries
- Experience in developing libraries and platforms for use and deployment by application developers
