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The Inventory team supports sellers with managing their merchandise on Whatnot and representing it as accurately as possible so they can reach more buyers. Merchant Tooling, a subteam of Inventory, supports the needs of our largest and most complicated sellers. We build the systems to be able to support external and internal tooling for sellers with needs at scale, such as integrations to other e-commerce platforms, WMS, ERPs, and accounting software. As part of the Merchant Tooling team, you will design and build large-scale, highly reliable systems that support our largest and most complex customers. At its core, this team is responsible for building solutions that power how larger enterprise-level sellers interface with our platform.
Job Responsibility:
Delivering seamless, bi-directional data synchronization across marketplace, ecommerce, ERP, and other enterprise systems, ensuring accuracy, consistency, and low-latency data flow
Partnering closely with cross-functional stakeholders—including Product, Inventory, Operations, and external partners—to understand business needs, translate them into technical requirements, and drive aligned outcomes
Architecting and evolving enterprise-grade systems that remain intuitive for developers, easy to iterate on, and capable of supporting rapid product growth
Contributing to and accelerating the broader Inventory team roadmap, providing technical insight, proactive problem-solving, and hands-on implementation support
Requirements:
5+ years of generalist software development experience in high growth startups
Bachelor’s Degree in Computer Science or related field or equivalent work experience
Experience building scalable systems (we primarily use Python, Elixir, JavaScript)
Ability to work across the stack (backend and frontend)
Excellent product instincts
Proven track record of delivering features
Ability to take ownership of an ambiguous area and define and then drive impact
Ability to flexibly work across multiple workstreams, thriving in a fast-paced environment
Scalability and data pipeline experience with SQL, dbt, etc.
Nice to have:
Experience in Shopify, Channel Advisor, Magento, and other ecommerce SAAS products a plus
Experience in domain driven design a plus
What we offer:
Generous Holiday and Time off Policy
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