Software Engineer – Financial Platform

About the role

Whatnot is building the largest live‑shopping marketplace in North America and Europe. The Financial Platform team powers every transaction, handling earnings, fees, taxes, refunds and seller payouts at massive scale. As a Software Engineer you will help design and maintain the core systems that process billions of dollars each month.

Key responsibilities

• Develop and operate highly‑scalable services that support global financial transactions.
• Implement dynamic pricing, tax calculation, cross‑border duties and payout logic.
• Ensure reliability and performance of the platform handling millions of users.
• Collaborate with product, data and operations teams to deliver features that improve user experience.
• Participate in code reviews, mentoring and fostering an inclusive engineering culture.

Required profile

• 3‑5+ years of software development experience building large‑scale systems.
• Comfortable working with multiple programming languages and making pragmatic trade‑offs.
• Strong product instincts and a user‑first mindset.
• Ability to mentor teammates and contribute to a supportive team environment.

Required skills

• Python
• Elixir
• JavaScript

What we offer

• Opportunity to shape the future of live commerce on a fast‑growing marketplace.
• Collaborative, remote‑friendly culture with hubs across the globe.
• Competitive compensation and benefits.