Software Engineer, Inventory Experience

Whatnot · Consumer · San Francisco, CA · Engineering

Software Engineer on the Inventory team at Whatnot, a livestream shopping platform. Focuses on backend systems and services to help sellers manage their merchandise. Requires 3+ years of experience, proficiency in Python/Elixir preferred, and understanding of relational databases. Emphasizes shipping products quickly and owning projects end-to-end.

What you'd actually do

  1. Own and ship projects that have real technical and product impact for our sellers.
  2. designing, building, and operating APIs and backend services in production
  3. defining and completing loosely scoped work without constant direction
  4. push back on the team's ideas to call out potential blind spots and advocate for the right trade-off
  5. owning and delivering projects from scoping through production and beyond

Skills

Required

  • 3+ years of professional software engineering experience
  • backend systems and services
  • designing, building, and operating APIs and backend services in production
  • solid understanding of relational databases (e.g., PostgreSQL, MySQL) and data modeling for transactional systems
  • excellent product instincts
  • shipping products and features lightning-fast
  • comfortable defining and completing loosely scoped work without constant direction
  • not afraid to push back on the team's ideas to call out potential blind spots and advocate for the right trade-off
  • proven track record of owning and delivering projects from scoping through production and beyond

Nice to have

  • Experience with event-driven architectures (Kafka, SQS, etc.)
  • API design (GraphQL, REST)
  • e-commerce or marketplace domains (catalog systems, inventory management, order fulfillment)
  • containerized deployments (Kubernetes, Docker)
  • integrating LLMs into production workflows (e.g., structured extraction, classification, or content generation for catalog and listing data)

What the JD emphasized

  • shipping products and features lightning-fast
  • owning and delivering projects from scoping through production and beyond