Senior Backend Engineer, Blockchain at Blackbird Labs

New York, New York, United States

Blackbird Labs Logo
Not SpecifiedCompensation
Senior (5 to 8 years)Experience Level
Full TimeJob Type
UnknownVisa
Technology, Hospitality, PaymentsIndustries

Requirements

  • 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

Responsibilities

  • 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

Skills

Key technologies and capabilities for this role

Blockchain

Questions & Answers

Common questions about this position

Is this position remote or onsite?

This is an onsite position requiring in-office work.

What is the salary or compensation for this role?

This information is not specified in the job description.

What skills are required for the Senior Backend Engineer role?

The role requires experience designing and building backend APIs, integrating blockchain transactions with traditional payment systems, and integrating on-chain wallet services. Candidates should thrive in a fast-paced, high-ownership environment and be passionate about bridging on-chain and off-chain worlds.

What is the company culture like at Blackbird Labs?

Blackbird has an in-office culture that values in-person connection and collaboration to ignite creativity and strengthen team spirit. They emphasize values like passion for the product, being elite performers, making others better, and holding each other accountable.

What makes a strong candidate for this position?

Strong candidates thrive in fast-paced, high-ownership environments, have experience bridging fintech and blockchain technologies, and embody the company's talent principles like passion, elite performance, and a growth mindset.

Blackbird Labs

About Blackbird Labs

Cupertino, CaliforniaHeadquarters
2017Year Founded
$34MTotal Funding
SERIES_ACompany Stage
Robotics & Automation, Consumer Software, Enterprise Software, AI & Machine Learning, BiotechnologyIndustries
11-50Employees

Benefits

Health Insurance
Dental Insurance
Vision Insurance
Unlimited Paid Time Off
401(k) Retirement Plan
Stock Options

Risks

Competition from established platforms like OpenTable and Yelp.
Potential regulatory scrutiny over blockchain use in hospitality.
Volatility of cryptocurrency markets could impact financial stability.

Differentiation

Founded by Resy and Eater co-founder, offering industry expertise.
Focuses on web3 technology for unique restaurant loyalty solutions.
Targets personalized dining experiences with tailored loyalty programs.

Upsides

Increased blockchain adoption in hospitality benefits Blackbird's platform.
Rise of digital wallets aligns with Blackbird's tech-driven solutions.
Growing consumer interest in personalized dining experiences supports Blackbird's offerings.

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