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Whatnot Logo Whatnot · IT - Software Development

Android Engineer, Growth

United States, San Francisco 195000.00 - 290000.00 USD / Year · Job Posted February 18, 2026
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Job Description

We’re hiring Android Engineers to join our Growth teams, supporting both Seller Growth and Buyer Growth at Whatnot. Seller Growth Engineering focuses on helping sellers turn their hobbies into thriving businesses. Buyer Growth drives Whatnot’s top-of-funnel growth and first-time buyer success. As an Android Engineer on Growth, you’ll design and build mobile experiences and systems that sit at the heart of the seller and buyer funnels — combining growth, trust, and scalability. Your work will directly shape how thousands of new sellers and buyers discover Whatnot, get started, and succeed every week.

Job Responsibility

  • Develop high-quality Android features using Kotlin and Jetpack Compose that enhance the seller onboarding, verification, and incentive journeys
  • Collaborate cross-functionally with product, design, and backend teams to define goals, scope, and technical trade-offs
  • Partner with data science to design and interpret experiments that measure seller success and improve funnel efficiency
  • Contribute to the evolution of shared mobile infrastructure and best practices across Whatnot’s engineering teams
  • Uphold engineering excellence through code reviews, documentation, and thoughtful discussions that raise the bar

Requirements

  • 5+ years of experience building and shipping high-quality Android applications
  • Bachelor’s degree in Computer Science, a related field, or equivalent work experience
  • Android expertise in creating fluid, responsive user interfaces
  • Strong knowledge of Kotlin and Jetpack Compose
  • Adept at reactive programming with Kotlin Coroutines and Flows
  • Fluent in MVI or MVVM development
  • Care deeply about product quality and performance
  • Thrive in cross-functional environments
  • Comfortable using data and experimentation (SQL, Snowflake, A/B testing) to guide decisions
  • Communicate clearly and drive alignment across teams in ambiguous, fast-changing environments
  • Have a growth mindset, taking ownership from concept to launch while mentoring others

Nice to have

  • Experience with trust, safety, or identity verification systems
  • Familiarity with observability tools like Datadog and data tools like SQL
  • Comfort collaborating beyond mobile (backend or data pipelines)
  • Passion for developing and mentoring teammates, scaling impact through others

What we offer

  • Flexible Time off Policy and Company-wide Holidays (including a spring and winter break)
  • Health Insurance options including Medical, Dental, Vision
  • Work From Home Support
  • Home office setup allowance
  • Monthly allowance for cell phone and internet
  • Care benefits
  • Monthly allowance for wellness
  • Annual allowance towards Childcare
  • Lifetime benefit for family planning, such as adoption or fertility expenses
  • Retirement
  • 401k offering for Traditional and Roth accounts in the US (employer match up to 4% of base salary) and Pension plans internationally
  • Monthly allowance to dogfood the app
  • Parental Leave: 16 weeks of paid parental leave + one month gradual return to work
Whatnot - All Job Offers

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