About the role

We are seeking a highly technical Senior QA Engineer to spearhead the quality assurance strategy for our client - Decentralized Exchange (DEX). This role focuses on the intersection of traditional exchange mechanics and blockchain technology, requiring a candidate who can perform deep white-box testing on smart contracts while ensuring the reliability of the entire trading lifecycle.

Key Responsibilities

Full-Stack Testing: Lead end-to-end testing for DEX/CEX platforms, encompassing functional integration, User Acceptance Testing (UAT), performance/stress testing, and security assessments.
Smart Contract White-Box Testing: Conduct rigorous unit and integration testing for core on-chain components, including Vaults, Clearinghouses, Settlement engines, and Oracles.
Framework Architecture: Build and maintain scalable automated testing frameworks using industry-standard tools like Hardhat and Foundry.
Release Management: Oversee production environment deployment verification, regression testing, and final launch acceptance to ensure zero-defect deployments.
Collaborative Design: Actively participate in requirements review and test design alongside Developers and Product Managers to bake quality into the development lifecycle.

Required Qualifications & Skills

Experience: 8+ years of professional QA experience with a deep understanding of cross-platform testing (PC, H5, and Mobile).
Domain Expertise: 3+ years of specific experience in Exchange (DEX/CEX) testing, with a thorough grasp of matching engines, clearing/settlement, and asset flow logic.
Blockchain Proficiency: Mastery of smart contract testing across at least two major ecosystems: EVM (Solidity), Sui (Move), or Solana (Rust/Anchor).
Technical Toolkit: Proficient in Hardhat, Foundry, or Truffle for comprehensive white-box testing of contract source code.
Web3 Integration: Skilled in testing Chainlink Oracle integrations, WalletConnect, and Web3 Providers.
Automation Mastery: Proven ability to implement end-to-end automation spanning UI, API, and on-chain interactions.
Risk Management: Familiarity with exchange risk control systems and experience validating complex risk parameters.

Preferred Attributes (Bonus)

Protocol Knowledge: Experience testing specific standards and architectures such as ERC-4626 (Yield-bearing vaults), ERC-7540/7575, AMM (Automated Market Makers), or Order Book contracts.
Security Mindset: Familiarity with smart contract security audits and common vulnerabilities (Reentrancy, Arithmetic Overflows, Access Control).
Advanced Methodology: Experience with Fuzzing (e.g., Echidna, Foundry invariant testing) or Formal Verification.

Skills & Tags

node go rust ai mobile data product design

Aplyr's read

Hyphen Connect is a tech innovator in connectivity solutions, employing diverse roles from risk management to marketing, with a strong focus on Mandarin speakers.
Synthesized from recent postings & public sources

What's promising

•Hyphen Connect is at the forefront of connectivity technology innovation.
•The company offers diverse roles, from risk management to tech consultancy.
•Opportunities for Mandarin speakers are abundant, indicating a focus on Asian markets.

What to watch

•High demand for Mandarin speakers may limit opportunities for non-speakers.
•The company appears to have a high turnover in compliance roles.
•Limited public information about company culture and work-life balance.

Why Hyphen Connect

•Hyphen Connect bridges traditional and decentralized finance roles.
•The company emphasizes roles in both tech and financial compliance sectors.
•Focus on Mandarin-speaking roles suggests strategic alignment with Asian markets.

Aplyr’s read is generated by AI from public sources. Was it useful?