Senior Backend Engineer (multiple roles)

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

LI.FI

China only

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LI.FI is seeking experienced Backend Engineers to design, develop, and maintain their backend systems and APIs. The company specializes in simplifying DeFi for traditional financial institutions, providing a unified API and a secure platform for on-chain liquidity. They value a user-centric approach, prioritizing experience and a passion for tackling complex technical challenges.

Requirements

Located in the EMEA or APAC region
Strong TypeScript experience
Previous experience in the blockchain space
Understanding of document databases and caching
Experience in software design and architecture
Deep knowledge of testing frameworks and principles
Strong communication, collaboration, problem-solving and analytical skills
Proficiency in Golang (a plus)

Benefits

Annual team offsites (Thailand in 2023, Vietnam in 2024, Marrakech in March 2025, Thailand, Vietnam, Marrakech)
30 days of PTO
Flexible remote days
Flexible working hours
Equity participation
1,000€ personal development budget
1,000€ remote budget

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About the job

Apply before

Nov 15, 2025

Posted on

Sep 16, 2025

Job type

Full Time

Experience level

Senior

Location requirements

China

Hiring timezones

China +/- 0 hours

Job categories

Senior Backend Software Engineer Senior Backend Engineer Sr. Backend Software Engineer Senior Backend Developer Lead Backend Engineer Staff Backend Engineer Backend Systems Engineer Product Backend Engineer

Skills

Backend Engineering TypeScript Blockchain Software Design Golang Caching Software Architecture Testing Frameworks APIs DeFi

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.