Staking Backend Engineer
Bithumb helps users trade cryptocurrencies with Korean won through a centralized spot exchange with staking and lending services.
Funding history
Investors
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.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
Analyze and apply on-chain staking protocols and transactions, develop and operate the exchange staking service backend, and run blockchain validator nodes.
Requirements
- Deep understanding of blockchain staking services
- Deep understanding of the operation of at least one blockchain validator node
- Strong problem-solving, communication, and collaboration skills
- Experience designing and operating services based on Kotlin or Java and Spring
- Experience analyzing Bitcoin, Ethereum, and Solana blockchain transactions
- Blockchain node or validator node operation experience preferred
- Deep understanding of smart contracts preferred
- Ability to share knowledge through code reviews and support colleague development
Responsibilities
- Analyze and apply on-chain staking protocols and transactions
- Develop and operate the exchange staking service backend
- Run and operate blockchain validator nodes
Benefits
- Flexible working hours
- Welfare points
- Commuting transportation support
- Breakfast, meal, and dinner support
- Unlimited snacks and drinks
- Housing support
- Childcare support
- Holiday and Parents' Day gifts
- Health screenings for employees and family members
- Group accident insurance
- Employee club support
- Resort and condominium accommodation support
- Professional, foreign-language, and book purchase support
Hiring Process
Document screening > first practical interview > second culture-fit interview > final acceptance. A pre-test may be conducted depending on document screening results, and a reference check may follow successful interviews.
