Senior Fullstack Engineer, Customer Experience 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 as we enable anyone to turn their passion into a business, and bring people together through commerce. Role Overview We’re seeking a Senior Fullstack Engineer to join the Customer Experience team and help us build a world-class Customer Support platform. With Whatnot’s rapid growth, we face a high volume of complex support needs—covering technical, purchasing, and logistics issues for both buyers and sellers. Our team is responsible for resolving these quickly, reliably, and with high customer satisfaction. As a team member, you’ll develop new user-facing experiences, scale internal infrastructure, and design intelligent automation to resolve thousands of customer issues per hour. You’ll lead solutions end-to-end, translating ambiguous business problems into clear technical solutions, and driving delivery and experimentation. Your role involves creative problem-solving to balance development speed, product impact, and technical excellence. Team members in this role should be within commuting distance of our hubs in San Francisco, Seattle, Los Angeles, or New York. Qualifications 5+ years of full-time software engineering experience in high-growth startups. Bachelor’s degree in Computer Science, a related field, or equivalent work experience. Web & Backend Expertise: Proven experience building end-to-end high-scale product experiences as a full-stack engineer. Experience with Python on the backend, Next.js on web, and/or Postgres databases is a plus. Ownership Mindset: Ability to own projects holistically from inception to production and beyond, shipping high-quality products rapidly. Product Instinct: Skilled 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 team environment and foster an inclusive, supportive culture. Compensation & Benefits For US-based applicants: $185,000/year to $205,000/year + benefits + equity. Final salary depends on level, experience, skills, and expertise. This range includes base salary only, excluding benefits and equity. Benefits Health Insurance options including Medical, Dental, Vision Work From Home Support Home office setup allowance Monthly allowance for cellphone and internet

Retirement: 401k (US) with employer match up to 4%, pension plans internationally Parental Leave 16 weeks of paid parental leave + one month gradual return to work (company leave allowances run concurrently with country-specific leave requirements)

Equal Opportunity Employer 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. Application Process * indicates a required field First Name * Last Name * Email * Phone Resume/CV * Enter manually or upload a file (pdf, doc, docx, txt, rtf) Preferred First Name * Preferred Last Name * LinkedIn Profile Website How did you hear about this job? * Are you within 50 miles of a hub? If so, which one? If not, select “N/A” and specify your city/state below. * City and State/Province * Are you authorized to work in the US? * Will you require visa sponsorship? * Optional Demographic Questions We collect anonymous demographic information to promote diversity and inclusion. This data is for reporting and learning purposes only and will not be linked to your application. Race/Ethnicity * Are you part of the LGBTQ+ community? * Gender Identity * Disability Status * Veteran Status *

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