Siza-Buso Consulting ยท 4 months ago
Staff Software Engineer - Smart Contracts Team
New York, New York, United States
Full-time
Onsite
Senior Level, Lead/Staff
7+ years expSiza-Buso Consulting is seeking a Staff Software Engineer for their Smart Contracts team. The role involves contributing to the development of Hedera services using Java and web3 APIs to process smart contract transactions across the network.
Staffing & Recruiting
Qualification
Required
Experience with distributed open-source application development
Excellent debugging, critical thinking, and interpersonal skills
Knowledge of the blockchain technology ecosystem, particularly the EVM
Expertise in the Java and JS/TS programming language and its ecosystem of libraries and tools
Experience with smart-contract development with Solidity/Vyper, Foundry, Web3.js / Ethers.js frameworks, JavaScript/TypeScript
Experience with Ethereum Development Suites (e.g., Harhat, Foundry, Truffle, Ganache, Tenderly)
Experience writing secure, efficient, and gas-optimized smart contracts for decentralized applications (DApps) on EVM-compatible networks
Understanding of Ethereum ecosystem ERC20s, ERC721s, ERC1155s, on-chain and off-chain
Experience with Wallet integrations (MetaMask, WalletConnect, etc.): Tools and libraries for connecting Web3 applications with users' cryptocurrency wallets
Strong understanding of RESTful API design and development
Familiarity with test-driven software development processes and continuous integration tools and systems
Experience with web3 tools that support development, indexing, and transaction management, such as TheGraph
7+ years of software development experience
Masters degree in Computer Science or a similar field or equivalent work experience
Preferred
Knowledge of the Hedera network
Deep knowledge of and experience with the Java VM, covering its strengths and weaknesses
5+ years of Java experience
Deep knowledge of and 5+ years of experience with Node JS, 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
Company
Siza-Buso Consulting
Welcome to Siza-Buso Consulting where talent meets opportunity! We're an emerging staffing and recruitment agency dedicated to connecting top-tier professionals with leading companies across diverse industries.
2-10 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase