Senior Backend Engineer, Blockchain at Blackbird Labs

New York, New York, United States

Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Technology, Hospitality, PaymentsIndustries

5+ years of experience building and deploying backend APIs
Strong proficiency in Kotlin or another statically typed JVM language
Working knowledge of Solidity, smart contract design, and EVM-based ecosystems
Experience designing RESTful APIs and distributed systems using domain-driven design principles
Familiarity with blockchain architectures, smart contract interactions, wallet authentication

Design, build, and maintain backend APIs that integrate blockchain transactions with traditional payment systems
Integrate on-chain wallet services, managing wallet lifecycle events, transactions, and user authentication
Implement secure and scalable solutions for on-chain payment flows, transaction signing, and state reconciliation
Work with smart contracts, blockchain oracles, and data providers to facilitate reliable on-chain interactions
Uphold and promote backend best practices with a focus on security, testing, and reliability
Mentor engineers and foster a collaborative, growth-oriented team culture
Participate in product and design discussions, providing backend and blockchain perspectives on implementation and feasibility

Blockchain

Blackbird Labs

Cupertino, CaliforniaHeadquarters

2017Year Founded

$34MTotal Funding

SERIES_ACompany Stage

Robotics & Automation, Consumer Software, Enterprise Software, AI & Machine Learning, BiotechnologyIndustries

11-50Employees