Whatnot
Software Engineer, Seller Growth
$205K–$290K
New York, NY +1 · Full-time · Posted Jan 15, 2026
- Location
- New York, NY
San Francisco, CA - Experience
- 5+ years of software engineering experience.
- Education
- Bachelor’s Degree in Computer Science or related field or equivalent work experience.
About the job
Designs and builds seller-growth platform systems for identity verification, fraud prevention, seller intelligence, onboarding, and scalable trust infrastructure.
What you'll do
- Build and scale identity verification, fraud detection, and automated trust and risk review systems.
- Develop seller enrichment, signals, and predictive models to guide onboarding, incentives, and discovery.
- Create reusable trust, reputation, fraud-prevention, and experimentation infrastructure with Data Science and Trust teams.
What they ask for
- 5+ years of software engineering experience.
- Bachelor’s Degree in Computer Science or related field or equivalent work experience.
- Experience building scalable systems; ability to work across backend and frontend.
- Experience with scalability and data pipelines, including SQL and dbt.
Nice to have
- Knowledge of data and growth systems like notifications.
- Strong product instincts and a track record of shipping features quickly.
Pay
$205K - $290K (USD; base salary)
Tools
Python, Elixir, JavaScript, SQL, dbt
AI focus
Builds predictive seller LTV models and seller identification systems using enrichment data and signals.
Model-written summary · the original posting is authoritative