Senior Software Engineer, Operations Platform

Join the Future of Commerce with Whatnot! Whatnot is the largest live shopping platform in North America and Europe to buy, sell, and discover the things you love. Whether it's trading cards, fashion, electronics, or live plants, our sellers are building real businesses across hundreds of categories. We're building live commerce at a scale that's never been done in the West, and there's no playbook to copy. The people here are shaping how an entirely new industry develops. As a remote co-located team, we're inspired by our values and anchored in hubs across the US, UK, Ireland, Poland, Germany, and Australia. We move fast, stay close to our users, and focus on the work that drives the most impact. We're one of the fastest growing marketplaces and were recently named the #1 Best Startup Employer in America by Forbes. Role: We’re looking for a Senior Backend Engineer to join the Ops Platform team and help us build world-class internal operations tooling. With Whatnot's rapid growth comes a high volume of complex operational needs, spanning customer support, trust and safety, and other cross-functional workflows that affect both buyer and seller experience. Our team is responsible for building the platform and automations that help our ops teams resolve them quickly, reliably, and at scale. As a member of the team, you'll build new operator-facing tools and systems, scale internal infrastructure, and design intelligent AI-powered automations to help ops teams work faster and more reliably. You’ll lead solutions end to end. You’ll translate ambiguous business problems into clear technical solutions and drive delivery and experimentation.

Responsibilities

Build world-class internal operations tooling; Build new operator-facing tools and systems; Scale internal infrastructure; Design intelligent AI-powered automations to help ops teams work faster and more reliably; Lead solutions end to end; Translate ambiguous business problems into clear technical solutions; Drive delivery and experimentation; Balance development speed, product impact, and technical excellence

Requirements

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; Backend Expertise: Proven track record of building platform-level systems and scaling high-throughput backend infrastructure; Ownership Mindset: Own projects holistically from inception to production and beyond; Product Instinct: Excel at translating internal stakeholder and operator needs into effective technical solutions; Problem Solving: Thrive in ambiguity and tackle challenging problems with creativity and autonomy; Team Leadership: Proactively mentor peers, drive technical standards, and foster an inclusive and high-performing team culture

Nice to have

Experience with Python, Postgres and MySQL

Benefits

Equity; 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