Kotlin Jobs in Web3

🚀 Join the Future of Commerce with Whatnot!  Whatnot is the largest livestream shopping platform in North America and Europe to buy, sell, and discover the things you love. We’re re-defining 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 rare 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 as we enable anyone to turn their 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 with a focus on stability, performance, and observability across the entire app surface. This includes building and maintaining frameworks that make our mobile apps resilient, fast, and deeply measurable—so that teams across Whatnot can deliver world-class experiences to our users. You’ll help scale and refine our Android stack, design tools and patterns that enable developer velocity, and lead efforts to ensure that every session, stream, and tap is monitored and understood. From low-level crash segmentation to high-level stream health diagnostics, you'll be part of the team that defines what excellence looks like on Whatnot's Android application. Team members in this role are required to be within commuting distance of our San Francisco, Los Angeles, Seattle, New York City, London or Krakow hub. 👋 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 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. 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. Product Instinct: Excel at translating user needs to 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 inclusive, supportive team culture. Ownership Mindset: Own projects holistically from inception to production and beyond. You are known for shipping high-quality products and features lightning-fast.

💰Compensation For Full-Time (Salary) US-based applicants: $165,000/year to $216,000/year + benefits + equity. The salary range may be inclusive of several levels that would be applicable to the position. Final salary will be based on a number of factors including, level, relevant prior experience, skills, and expertise. This range is only inclusive of base salary, not benefits (more details below) or equity. 🎁 Benefits 

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

All Whatnauts are expected to develop a deep understanding of our product. We're passionate about building the best user experience, and all employees are expected to use Whatnot as both a buyer and a seller as part of their job (our dogfooding budget makes this fun and easy!).

Parental Leave

16 weeks of paid parental leave + one month gradual return to work *company leave allowances run concurrently with country leave requirements which take precedence.

💛 EOE  Whatnot is proud to be an Equal Opportunity Employer. We value diversity, and we do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, parental status, disability status, or any other status protected by local law. We believe that our work is better and our company culture is improved when we encourage, support, and respect the different skills and experiences represented within our workforce.