QA Engineer - Zaps

LI.FI is a platform that facilitates DeFi liquidity aggregation, enabling efficient trading across multiple blockchain ecosystems.

LI.FI

United States only

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We are looking for a crypto-native Quality Assurance Engineer to take full ownership of testing and validating our Zaps product.

Requirements

5+ years in QA, ideally focused on backend, API, or integration testing
Deep crypto-native understanding, including: ability to read DeFi protocol docs, comfort interpreting Solidity contracts, familiarity with on-chain transaction flows and protocol mechanics
Experience with Git, GitHub (Actions), TypeScript, Playwright, and Postman
Strong communication skills and the ability to work cross-functionally
Self-driven, detail-oriented, and able to work independently or collaboratively
Ability to understand development changes quickly and ensure compatibility across features
Bonus: experience with JIRA and QA automation tooling

Benefits

Annual team offsites
30 days of PTO
Flexible remote days
Flexible working hours
Equity participation from day 1
Entitlement to work computer
An annual 1,000€ personal development budget once you have worked 6+ months
A one-time 1,000€ remote budget

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About the job

Apply before

Jan 14, 2026

Posted on

Nov 15, 2025

Job type

Full Time

Experience level

Mid-level

Senior

Location requirements

United States

Hiring timezones

United States +/- 0 hours

Job categories

QA Engineer QA Tester QA Test Engineer

Skills

& QA Backend Testing API Testing Integration Testing DeFi Solidity Protocols Git GitHub Actions TypeScript Playwright Postman Jira QA Automation GitHub

About LI.FI

Learn more about LI.FI and their company culture.

View company profile

LI.FI 2.0 aims to optimize the DeFi liquidity experience by allowing developers and users to compare the best prices across a wide range of decentralized finance (DeFi) liquidity sources. The platform simplifies the process of executing swaps and bridging transactions across various ecosystems including Ethereum, Solana, and Bitcoin chains. LI.FI enables seamless trading through DEX aggregators and intent-systems, saving developers numerous hours traditionally spent on integration.

The platform features a powerful API that not only aggregates liquidity sources but also optimizes trade execution across different chains and assets. This flexibility allows users to leverage a complete suite of services, including real-time data monitoring and enterprise-grade support. Additionally, the service guarantees scalability and performance due to its cloud-native architecture. LI.FI has a commitment to constant product releases, ensuring that its users have access to the latest DeFi innovations including new DEXs and bridging solutions. This comprehensive approach empowers enterprises to make data-driven decisions and enhance the overall user experience in their trading activities.