Senior Backend Engineer - New York, NY jobs in United States
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Blackbird Labs · 11 hours ago

Senior Backend Engineer - New York, NY

positionNew York, United States
timeFull-time
remoteOnsite
senioritySenior Level
money$180K/yr - $220K/yr
date5+ years exp

Blackbird Labs is a loyalty and payments platform focused on enhancing customer experiences in the restaurant industry. As a Senior Backend Engineer, you will design, develop, and maintain core APIs while collaborating with product managers and designers to execute the technical vision for their platforms.

HospitalityInformation TechnologyLoyalty ProgramsWeb3
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Comp. & Benefits
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H1B Sponsor Likelynote

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

Qualification

Backend API developmentKotlinJVM languageRESTful API designSQL databasesMentoring engineersTeam culture contributionHigh-quality user experiencesAttention to detailCross-functional collaborationFast-paced environmentSound decision making

Required

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
Strong attention to detail and commitment to delivering high-quality user experiences
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

Preferred

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
Interest or experience in blockchain, especially with cryptography fundamentals
Experience productionizing generative AI features (e.g. retrieval-augmented generation, prompt engineering, or model integration)

Benefits

Stock options
Benefits (including medical, dental, vision, flexible time off, 401(k))
Some not-so-standard, extra-fun perks

Company

Blackbird Labs

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Blackbird is the loyalty company for restaurants, backed by A16Z, Union Square Ventures, Spark Capital, QED, American Express, Coinbase and others.
dateFounded in 2022
location
New York, New York, USA
people-size11-50 employees
web-link
https://www.blackbird.xyz

H1B Sponsorship

Blackbird Labs has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2023 (1)

Funding

Current Stage
Growth Stage
Total Funding
$85M
Key Investors
Spark CapitalAndreessen Horowitz
2025-04-08Series B· $50M
2023-10-04Series A· $24M
2022-10-06Seed· $11M

Leadership Team

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Ben Leventhal
Founder and CEO
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