Mantle Bank - Senior Backend Engineer

Remote: 
Full Remote
Contract: 
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Offer summary

Qualifications:

Bachelor's degree or higher in Computer Science or related field., Over 5 years of backend development experience., Proficient in Go or Java with strong coding practices., Experience in designing high-availability architectures for high concurrency systems..

Key responsibilities:

  • Design and develop core backend systems for high concurrency and availability.
  • Build microservices using Go or Java to support rapid business iteration.
  • Collaborate closely with product, frontend, blockchain, and risk control teams to enhance system stability and performance.
  • Continuously optimize system architecture and performance while driving technology stack evolution.

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Windranger Labs Scaleup https://www.windranger.io
11 - 50 Employees
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Job description

About the Role

We are a fast-growing crypto neobank launching out of Asia, with a mission to redefine the future of finance on-chain.Our Customer Service (CS) function goes far beyond standard support — we're the first line of defense in protecting user assets and upholding regulatory integrity. This role is critical, and mistakes can have significant consequences. We're looking for individuals who are razor-sharp with numbers, deeply responsible, and thrive in high-stakes environments.

岗位职责
  • 负责核心后端系统的设计与开发,涵盖高并发、高可用的百万级流量架构;

  • 使用 Go 或 Java 构建微服务系统,支持业务快速迭代与横向扩展;

  • 参与支付相关系统的架构设计与接入,包括收付款、风控、清结算等模块;

  • 对接区块链基础设施,理解并实现与 Solidity 合约的集成;

  • 与产品、前端、区块链及风控团队密切协作,推进系统稳定、安全、高性能演进;

  • 持续优化系统架构、性能与可维护性,推动技术栈的演进与规范建设。

任职要求
  • 计算机相关专业本科及以上学历,5 年以上后端开发经验;

  • 精通 Go 或 Java,具备良好的代码风格和工程实践;

  • 有百万级并发或高可用架构的设计和落地经验;

  • 熟悉支付系统(第三方支付、卡支付、加密支付等)业务流程及风控模型;

  • 理解区块链原理,熟悉 EVM 架构与 Solidity 合约交互;

  • 具备良好的沟通能力、团队协作意识和责任心,能独立承担复杂系统模块。

加分项
  • 有钱包服务开发经验;

  • 有实际编写与部署 Solidity 合约的经验;

  • 熟悉 账户抽象等前沿 Web3 领域;

  • 具备 DevOps/微服务治理经验(如 Kubernetes、Service Mesh、CI/CD)。

Required profile

Experience

Spoken language(s):
English
Check out the description to know which languages are mandatory.

Other Skills

  • Accountability
  • Teamwork
  • Communication
  • Problem Solving

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