Senior Bitcoin / Blockchain Engineer (Java)
- Рівень:
- senior
- Джерело:
- djinni.co
Що робити
- Develop and maintain Bitcoin wallet infrastructure.
- Manage UTXOs and wallet balances.
- Construct Bitcoin transactions.
- Work with PSBT and SegWit.
- Implement multi-signature transaction flows.
Що очікуємо
- 3+ years of production experience with Bitcoin / BTC infrastructure.
- Hands-on experience with Bitcoin-based protocols, UTXO model, PSBT, and BIP standards.
- Strong experience with Java, Spring Boot, and SQL.
- Experience working with production wallet or custody infrastructure.
- Good understanding of TDD and/or BDD practices.
Що пропонуємо
- Experience with multiple blockchain protocols.
- Experience with institutional-grade custody or wallet platforms.
- Experience working with systems processing high volumes of Bitcoin transactions.
- Important: we are specifically looking for candidates with documented commercial experience working with the Bitcoin protocol, including UTXO management, PSBT, SegWit, BIP standards, and the Bitcoin transaction lifecycle. Testnet-only, personal wallet, or exclusively Ethereum/Web3 experience will not be sufficient for this role.
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