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Backend Engineer

Blackbird Labs

$160,000 - $200,000
Sep 17, 2025
New York, NY, US
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Blackbird is looking to solve the problem of creating a seamless and personalized experience for restaurant guests through its loyalty and payments platform.

Requirements

  • 5+ years of experience building and deploying backend APIs
  • Strong proficiency in Kotlin or another statically typed JVM language
  • Deep experience designing and maintaining RESTful APIs using domain-driven design principles
  • Solid understanding of SQL databases, including schema design and performance tuning
  • Experience with the Spring framework and database abstraction layers such as Hibernate
  • Familiarity with the U.S. payments ecosystem, including debit, credit, and ACH processing
  • Exposure to DevOps practices, including AWS infrastructure and Terraform

Responsibilities

  • Design, build, and maintain core backend APIs
  • Collaborate with product, design, and engineering peers to deliver features aligned with business goals
  • Contribute to system architecture and implement scalable, robust solutions
  • Uphold and promote backend best practices, with a focus on code quality, testing, and performance
  • Mentor junior and mid-level engineers and foster a collaborative, growth-oriented team culture
  • Participate in product and design discussions, offering backend perspectives on implementation and feasibility

Other

  • Ability to work autonomously and make sound decisions in a fast-moving environment
  • Experience mentoring engineers and contributing positively to team culture
  • Comfortable working cross-functionally with product, design, and other stakeholders
  • Strong attention to detail and commitment to delivering high-quality user experiences
  • Full time offers from Blackbird may also include stock options, benefits (including medical, dental, vision, flexible time off, 401(k)), and some not-so-standard, extra-fun perks — subject to applicable taxes and based on eligibility.