Backend Developer - DeFi
TokalentHong Kong, China
Posted December 11, 2025
Full Time
About the Company
Tokalent is a specialized recruitment agency that connects Web3.0 companies with top‑tier talent across technical, operational, and executive functions. The firm focuses on roles such as developers, compliance, legal, operations, risk, sales, marketing, executives, licensed professionals, and investment specialists within the digital asset space. By leveraging deep industry expertise and a rigorous vetting process, Tokalent streamlines the hiring journey for blockchain and crypto firms, reducing time‑to‑fill and ensuring cultural fit. Its niche focus on Web3.0 and digital assets sets it apart from traditional headhunters, making it a trusted partner for companies navigating the fast‑evolving crypto landscape.
Job Description
Backend Developer for DeFi protocol working with a team of Wall Street financial engineers and technologists to reinvent permissionless finance for institutional usage.
Requirements
- Minimum 3+ years experience in coding / programming
- Strong experience in Java
- Experience in Spring / Spring Boot / Spring Webflux (or Spring MVC) /r2dbc
- Reactive programming: Reactor / have a good concept of non-blocking io.
- Good understanding of database applications, in particular mysql, database configuration, database design and query optimisation
- Junit, Maven, Git, Linux
- Server: Netty
- Experience with AWS - using the console and also client libraries namely EC2, SQS, SNS, Route53, Cloudfront, load balancing etc
- Bonuses would be experience across AWS Kinesis Datastream, or Apache Kafka, and Web3 technologies such as Ethereum/Solidity, Smart Contract design and Web3j with react.js on the front-end as well