Lead Backend Development Engineer

Responsibilities

Responsible for trading and asset technology development, delivering better trading experiences for users and helping the business grow in a healthy, fast, and stable manner;

Deeply involved in the full lifecycle of core features — design, development, testing, deployment — as well as production data analysis, feature iteration/optimization, and troubleshooting complex issues;

Understand and master common Java architecture design, performance optimization, and high-availability principles, and apply them flexibly to optimize critical system paths;

Think holistically about existing and future systems, planning and building unified frameworks, platforms, or components;

Track cutting-edge technologies and methodologies, applying innovative approaches to solve technical challenges driven by business needs. Use technology to drive business evolution, uncover business potential, and expand business boundaries.

Requirements

5+ years of development and design experience; solid Java fundamentals with strong understanding of IO, multithreading, collections, and other core frameworks; familiarity with JVM internals; proficient in object-oriented design and development;

Familiar with open-source frameworks (Spring / Spring MVC / MyBatis) with understanding of their core concepts and implementation principles;

Extensive hands-on experience with at least one mainstream relational or non-relational database;

Familiar with distributed system design and implementation, including distributed computing, caching, messaging, search, and recommendation mechanisms; able to apply common distributed technologies appropriately to solve problems;

Proficiency with AI-powered development tools such as Claude Code or Cursor is a plus.