Frontend Engineer

Bithumb helps users trade cryptocurrencies with Korean won through a centralized spot exchange with staking and lending services.

11, 14-18F, 124, Teheran-ro, Gangnam-gu, Seoul, Korea, Republic of

Funding history

About Bithumb

Bithumb is a cryptocurrency exchange platform serving South Korean and international traders with spot trading across multiple digital assets paired primarily with Korean Won. The platform provides trading tools including automated bots and API access, alongside payment services through Bithumb Cash that enable cryptocurrency transactions at retail merchants and e-commerce platforms. Users can generate passive income through staking programs and a coin rental service. Originally launched as Xcoin in 2014 and rebranded to Bithumb in 2015, the exchange operates as a licensed Virtual Asset Service Provider under South Korean financial regulators.

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Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

Bithumb seeks a Frontend Engineer with at least three years of React Native or React frontend experience to build and operate cross-platform payment applications and administrative tools. The role participates from initial planning and leads rapid product improvements.

Requirements

  • At least 3 years of React Native or React frontend development and operations experience
  • TypeScript-based app and web development and operations experience
  • Cross-platform iOS and Android app development and operations experience
  • Ability to make practical technical decisions considering business conditions and constraints
  • Self-directed problem-solving and rapid execution
  • Product ownership experience coordinating with planning, design, and backend functions
  • Open communication and collaboration
  • Expo, Expo Router, or EAS Build and Update experience is preferred
  • Server-state management, global-state management, and form-validation experience is preferred
  • Mobile security feature development experience is preferred
  • React-based Admin or Backoffice development experience is preferred
  • Refactoring and performance improvement experience is preferred
  • Experience with the full 0-to-1 product cycle is preferred
  • Simple payment, finance, or virtual asset domain experience is preferred

Responsibilities

  • Develop and operate React Native iOS and Android apps
  • Develop and operate React and TypeScript Admin tools
  • Participate from the initial planning stage
  • Lead rapid product improvements
  • Coordinate with planning, design, and backend functions
  • Develop mobile security features
  • Refactor code and improve performance

Benefits

  • Overtime pay calculated by the minute
  • Staggered start and end times
  • Welfare points
  • Commuting transportation support for night and holiday work
  • Breakfast, lunch, and dinner support
  • Unlimited snacks and beverages
  • Partnered restaurant access
  • Housing support for home purchase, rental interest, or monthly rent
  • Childcare cost support
  • Holiday and Parents' Day gifts
  • Job and skills development education
  • Foreign-language education
  • Unlimited work-related book purchases
  • Premium health checkups for employees and family members
  • Group accident insurance
  • Company club activity support
  • Resort and condominium accommodation support

Hiring Process

Document screening > first practical interview > second culture-fit interview > final acceptance. A pre-test by phone interview or online test may be conducted after document screening. Reference checks may occur after interview acceptance.