Backend Developer - DeFi

Tokalent; Hong Kong; On-site; HKD 420,000 - 640,000; Full time

Job summary

Tokalent is seeking a Backend Developer - Java to join a cutting-edge DeFi protocol backed by traditional finance institutions and Web3 investors. The role involves building the next generation of decentralized finance tools with a team of financial engineers, traders and technologists across the US, Europe, and Hong Kong.

You will work with Java, Spring technologies, and AWS to design scalable backend services and support institutional DeFi applications.

Qualifications

• 3+ years of coding/programming experience.
• Strong experience in Java.
• Experience with Spring / Spring Boot / Spring Webflux (or Spring MVC) / r2dbc.
• Reactive programming with Reactor or non-blocking IO concepts.
• Good understanding of MySQL, database configuration, design and query optimisation.
• JUnit, Maven, Git, Linux experience.
• Experience with AWS services (EC2, SQS, SNS, Route53, CloudFront, load balancing).

Responsibilities

• Work with the next generation of decentralized finance builders (DeFi 2.0).
• Join a team of Wall Street financial engineers, traders, quants and technologists reinventing permissionless finance for institutional usage.
• Collaborate with teams across the United States, Europe, and Hong Kong (hiring).

Skills

Java

Reactive programming

Database design

JUnit

Linux

Tools

Spring

Spring Boot

Spring Webflux

Maven

Git

MySQL

AWS

Job description

• Our client is a fast growing DeFi protocol that is backed by well known traditional financial institutions and Web3.0 investors.

Job Highlights

• Backend Developer - Java
• Strong interest in the financial industry

Job Description

• Work with the next generation of decentralized finance builders, DeFi 2.0
• They are a team of Wall Street financial engineers, traders, quants, and technologists reinventing permissionless finance for institutional usage
• Their teams are based across the United States, Europe, and Hong Kong (hiring)

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. (e.g. node.js)
• Good understanding of database applications, in particular mysql, database configuration, database design and query optimisation
• Junit, Maven, Git, Linux
• 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