Android Engineer, App Platform

Whatnot; Seattle (WA); Remote; USD 165,000 - 216,000; Full time

Job summary

Whatnot is seeking a passionate Android engineer to join their innovative App Platform team. The role involves optimizing mobile app infrastructure for stability and performance while fostering an environment of collaboration and high impact. Candidates should bring strong Android development skills, especially in Kotlin and reactive programming as well as a growth mindset.

Benefits

Flexible time off policy

Health insurance options

Home office setup allowance

Monthly wellness allowance

16 weeks paid parental leave

Qualifications

• 3+ years of experience in software engineering, particularly in high-growth startups.
• Expertise in creating fluid, responsive user interfaces on Android.

Responsibilities

• Contribute to core mobile infrastructure focusing on stability and performance.
• Build and maintain frameworks for user experiences on Android.

Skills

Kotlin

Jetpack Compose

Reactive programming

Problem solving

Team leadership

Ownership mindset

Education

Bachelor’s degree in Computer Science or related field

Job description

Join the Future of Commerce with Whatnot!

Whatnot is the largest livestream shopping platform in North America and Europe for buying, selling, and discovering the things you love. We’re redefining e-commerce by blending community, shopping, and entertainment into a community just for you. As a remote co-located team, we’re inspired by innovation and anchored in our values. With hubs in the US, UK, Ireland, Poland, and Germany, we’re building the future of online marketplaces—together.

From fashion, beauty, and electronics to collectibles like trading cards, comic books, and even live plants, our live auctions have something for everyone.

And we’re just getting started! As one of the fastest-growing marketplaces, we’re looking for bold, forward-thinking problem solvers across all functional areas. Check out the latest Whatnot updates on our news and engineering blogs and join us to turn your passion into a business and bring people together through commerce.

Role

The App Platform team at Whatnot builds the shared foundations that power every mobile experience. As an Android engineer on this team, you'll contribute to core mobile infrastructure focusing on stability, performance, and observability across the entire app. This includes building and maintaining frameworks that make our mobile apps resilient, fast, and measurable—enabling teams across Whatnot to deliver world-class experiences to our users.

You’ll help scale and refine our Android stack, design tools and patterns to enable developer velocity, and lead efforts to monitor and understand every session, stream, and tap. From crash segmentation to stream health diagnostics, you'll define what excellence looks like on Whatnot's Android app.

Team members in this role are required to be within commuting distance of our hubs in San Francisco, Los Angeles, Seattle, New York City, London, or Krakow.

You

Curious about who thrives at Whatnot? We’ve found that embodying a low ego, growth mindset, and high-impact drive goes a long way here.

As our next Android engineer on the App Platform, you should have 3+ years of full-time software engineering experience in high-growth startups, plus:

• Bachelor’s degree in Computer Science, a related field, or equivalent work experience.
• Expertise in creating fluid, responsive user interfaces on Android. Strong knowledge of Kotlin and Jetpack Compose. Adept at reactive programming with Kotlin Coroutines and Flows. Fluent in MVI or MVVM development.
• Product instinct: excel at translating user needs into effective technical solutions.
• Problem solving: thrive in ambiguity and tackle challenging problems with creativity and autonomy.
• Team leadership: proactively improve the team environment and foster an inclusive, supportive culture.
• Ownership mindset: own projects from inception to production and beyond, shipping high-quality products and features quickly.

Compensation

For full-time US-based applicants: $165,000/year to $216,000/year + benefits + equity.

The salary range may include several levels applicable to the position. Final salary will be based on factors like level, relevant experience, skills, and expertise. This range is only for base salary; benefits and equity are additional.

Benefits

• Flexible time off policy and company-wide holidays (including spring and winter breaks)
• Health insurance options including Medical, Dental, and Vision
• Work from home support
  • Home office setup allowance
  • Monthly allowance for cellphone and internet
• Care benefits
  • Monthly wellness allowance
  • Annual childcare allowance
  • Lifetime family planning benefits such as adoption or fertility expenses
• Retirement: 401k (US) with employer match up to 4%, pension plans internationally
• Monthly app dogfooding allowance
  • All Whatnot employees are expected to use our product as both buyers and sellers to understand it deeply, facilitated by a dogfooding budget.
• Parental leave
  • 16 weeks of paid parental leave + one-month gradual return to work, with allowances running concurrently with country-specific leave requirements.

EOE

Whatnot is proud to be an Equal Opportunity Employer. We value diversity and do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, parental status, disability, or any other protected status. We believe that our work is better and our culture is stronger when we support and respect the diverse skills and experiences within our workforce.