1,951,413open jobs
114,997companies
238,012added this week
Browse all
Salary
≈ $17k – $49k per year (Estimated)
Location
In office (Taipei)
Seniority
Senior · 6+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 23, 2026. First seen by Alion on Oct 20, 2026.

Overview
Company
Impact
Profile match
XREX Group provides global payment and crypto exchange services. Regulated in Singapore, Taiwan, the US, and Canada.

About

Want to build a worldwide brand from Taiwan, and to communicate our brand story to millions of users worldwide?

Want to be based in Taiwan but work in a silicon-valley-like environment, and to build world-class brand and products?

Want to participate in the global fintech and blockchain movement, and work at an English-speaking workplace?

Come change the world with us! Join this fast-growing startup founded by software veterans and funded by top VCs, Skype co-founders, and the Taiwanese government (NDF)!

We’re hiring for an experienced Senior Java Backend Developer. The exact mix of other skills does not matter, so long as your tool chest includes a mix of abilities.Be willing to attack anything that comes your way, learn on the fly and get things done.

Come talk to us if you want to push your skillset in a dynamic fast-paced environment.

Responsibilities

  • Develop and build robust, scalable, clean and understandable server code
  • Design and implement RESTful APIs that is simple, intuitive, easy to test and fit to business requirements
  • Troubleshoot, debug and optimize server code
  • Design and maintain well-structured, scalable and efficient database schemas
  • Write API documentation for API users, server documentation for Ops users
  • Participate and collaborate with functional teams
  • Take ownership and responsibility for our backend development activities
  • Report to Backend Team Leader

Requirements

  • 6+ years experience in backend code developing role
  • Strong Java, Spring / Spring Boot development experience
  • Strong technical development experience on effectively writing code, best practices code refactoring and GoF Design Patterns
  • Proven problem solving and analytical skills
  • Excellent knowledge of RDBMS such as MySQL
  • Knowledge of RESTful APIs is a must
  • Knowledge of NoSQL such as Redis, MongoDB, DynamoDB
  • Experience using Git / Git Flow to manage asynchronous collaboration across teams
  • Experience in Agile development lifecycle methodology
  • Moderate English
  • The skills assist the company in resolving technical issues concerning customer's accounts or company software infrastructure
  • A Technical Support Engineer will also support computer software integration by diagnosing and troubleshooting common problems

Good to have

    • Experience in AWS cloud computing services
    • Experience in Python, Go and micro-services development
    • Experience with API documentation tools such as Swagger
    • Knowledge with database versioning tools such as Flyway, LiquiBase
    • Knowledge with CI/CD deployment flow
    • Experience in building large, scalable distributed systems with good understanding of microservices architecture and associated principles
    • Knowledge of managing data consistency in distributed systems
    • Experience working with asynchronous systems

    Location: Taipei (check us out on Google Maps!)

    About XREX

    Regarding our culture

    Free account
    Stop reading job ads. Get the ones that fit.
    One free account turns this page into a shortlist built around your stack, your level and your pay.
    Match on every job. Stack, seniority, pay and location, scored against your profile.
    1,951,413 open roles. Read straight off company career pages, refreshed every day.
    Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
    3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
    Create a free account Continue with Google
    Free forever. No card. Under a minute.

    Your match

    How well do you fit this role?
    Two answers are enough for a real match. No account needed.
    Check my fit
    Answers stay in this browser until you create an account.

    Recommended for you based on this role

    Backend
    Similar stack
    Same company
    Taipei
    ≈ $20k – $58k per year (Estimated) • In office • 3+ years exp • Bachelor's Degree • Taipei
    Python
    Java
    C++
    AI/ML
    PyTorch
    Edge AI
    DevOps
    Linux
    Windows
    QA
    Rest-Assured
    Apply
    $71k – $98k per year • Hybrid • 10+ years exp
    C++
    Management
    Agile
    Scrum
    Kanban
    Apply
    ≈ $81k – $174k per year (Estimated) • In office • Bachelor's Degree • Villach
    Python
    DevOps
    Unix
    Apply
    Software Engineer 27 min ago
    ≈ $7k – $20k per year (Estimated) • In office • Master's Degree • India
    Python
    Go
    JavaScript
    Verilog
    TypeScript
    C++
    VHDL
    Groovy
    Perl
    C++
    TensorFlow C++
    Databases
    PostgreSQL
    Redis
    CockroachDB
    CouchDB
    AI/ML
    Jupyter Notebook
    XGBoost
    Scikit-learn
    NLP
    TensorFlow
    PyTorch
    Machine Learning
    Frontend
    GraphQL
    Angular
    Bootstrap
    React.js
    Less
    DevOps
    Rest API
    Ansible
    Red Hat
    OpenShift
    Azure
    CI/CD
    Jenkins
    Git
    AWS
    Docker
    Kubernetes
    Gerrit
    OpenStack
    GitHub
    Linux
    Unix
    Chips/EDA
    Formal Verification
    Management
    Agile
    Apply
    $73k – $90k per year (gross) • In office • 5+ years exp • Milan
    JavaScript
    TypeScript
    SQL
    Node JS
    Node JS
    Nest.JS
    Databases
    MySQL
    PostgreSQL
    Redis
    Memcached
    AI/ML
    Claude Code
    LLM Guardrails
    Frontend
    GraphQL
    Mobile
    Dependency Injection
    DevOps
    Rest API
    CI/CD
    Git
    AWS
    Docker
    Kubernetes
    Amazon EKS
    AWS Lambda
    Amazon EC2
    Amazon CloudWatch
    API Gateway
    Cybersecurity
    PCI DSS
    Management
    Agile
    Apply
    In office • Full-Time • 1+ year exp • Bachelor's Degree • Mumbai
    Java
    DevOps
    Rest API
    Windows
    SOAP
    Management
    Confluence
    Jira
    Agile
    QA
    Selenium
    Apply
    $39k – $56k per year • Hybrid • Full-Time • 3+ years exp • Bratislava
    Java
    Kotlin
    C++
    Swift
    Objective-C
    Java
    Gradle
    Kotlin
    Mockito
    Kotlin Coroutines
    Mobile
    JUnit
    Jetpack Compose
    UIKit
    SwiftUI
    MVVM
    Firebase
    XCTest
    Espresso
    Modularization
    Crashlytics
    DevOps
    Rest API
    Splunk
    Datadog
    CI/CD
    Git
    Apply
    ≈ $25k – $50k per year (Estimated) • In office • Full-Time • 5+ years exp • Bachelor's Degree • Bengaluru
    SQL
    Databases
    Oracle
    DevOps
    Rest API
    CI/CD
    Incident Management
    API Gateway
    SOAP
    Management
    ITIL
    MedTech
    CAPA
    Apply
    ≈ $20k – $46k per year (Estimated) • In office • Full-Time • 5+ years exp • Bachelor's Degree • Bengaluru
    JavaScript
    TypeScript
    AI/ML
    Copilot
    Frontend
    Redux
    Webpack
    GraphQL
    Next.js
    Babel
    Yarn
    D3.js
    Chart.js
    React.js
    Vite
    npm
    Highcharts
    Redux Toolkit
    Mobile
    React Native
    PWA
    DevOps
    Rest API
    Azure DevOps
    WebSockets
    Azure
    CI/CD
    Git
    AWS
    Docker
    GitHub
    GitLab
    Design
    Figma
    Management
    Agile
    Scrum
    QA
    Cypress
    Playwright
    Jest
    Apply
    Remote (likely EAEU) • Full-Time
    Go
    Databases
    PostgreSQL
    Redis
    Cassandra
    RabbitMQ
    Apache Kafka
    DevOps
    CI/CD
    Docker
    Kubernetes
    Apply
    ≈ $18k – $41k per year (Estimated) • In office • Full-Time • 7+ years exp • Bachelor's Degree • Taipei
    Management
    Google Maps
    Apply
    Security Engineer 3 days ago
    ≈ $16k – $38k per year (Estimated) • In office • Full-Time • 3+ years exp • Bachelor's Degree • Taipei
    Cybersecurity
    ISO 27001
    GDPR
    Management
    Google Maps
    MedTech
    Design Controls
    Apply
    AML Specialist 2 months ago
    ≈ $8k – $21k per year (Estimated) • In office • Full-Time • 2+ years exp • Taipei
    Apply
    ≈ $19k – $53k per year (Estimated) • In office • Full-Time • 6+ years exp • Taipei
    Apply
    In office • Internship • PhD • Taipei
    Python
    C++
    AI/ML
    Computer Vision
    LLM
    CUDA
    TPU
    Machine Learning
    DevOps
    GCP
    Apply
    ≈ $8.5k – $17k per year (Estimated) • In office • Internship • PhD • Taipei
    SpaceTech
    ANSYS
    Apply
    In office • Full-Time • Bachelor's Degree • Taipei
    Apply
    In office • Full-Time • 7+ years exp • PhD • Taipei
    Life Sciences
    Good Clinical Practice
    Apply
    ≈ $19k – $47k per year (Estimated) • In office • 7+ years exp • Bachelor's Degree • Taipei
    Apply
    See all jobs
    This is one of many
    1,951,413 more open roles from verified company boards, updated every day.