Data Engineer at WhatNot

San Francisco, California, United States

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$180,000 – $260,000Compensation

Junior (1 to 2 years)Experience Level

Full TimeJob Type

UnknownVisa

E-commerce, Online MarketplacesIndustries

Requirements

3+ years of experience as a data or software engineer building data warehouses, distributed data systems, or event-driven architectures
Can design and implement data models using dimensional, Data Vault, or ledger-style techniques that support analytical and transactional workloads
Deep hands-on expertise with modern data tooling across ingestion (e.g., Kafka, Debezium), transformation (dbt, Spark, Flink), orchestration (Dagster, Airflow), and observability (Monte Carlo, Great Expectations)
Operated cloud data warehouses such as Snowflake, BigQuery, or Redshift, including schema design, cost optimization, and workload tuning
Comfortable writing production-grade code in Python or SQL languages, and integrating with CI/CD and infrastructure-as-code workflows
Ability to partner across disciplines—engineering, product, analytics—to translate messy business requirements into elegant data systems
Thrive as a self-starter in a fast-moving environment

Responsibilities

Own data architecture end-to-end. Define how we capture, model, and serve critical business data—then implement it in production
Build mission-critical pipelines. Develop and operate streaming and batch data workflows that process high-volume events across multiple domains
Design and implement canonical models. Create domain-oriented data models that serve as the source of truth for analytics, ML, and real-time applications
Enforce data quality at scale. Build tests, lineage, monitoring, and reconciliation systems that make every dataset observable and every anomaly actionable
Automate operational workflows. Partner with business systems and platform teams to eliminate manual data handoffs and reconcile data across services, warehouses, and external systems
Enable insights and experimentation. Support analytics, ML, and product engineering teams by exposing high-quality, low-latency data through semantic layers, APIs, and real-time query systems

Skills

Data Architecture

Data Pipelines

Data Modeling

Streaming Data

Batch Data

Scalability

Consistency

WhatNot

Online marketplace for authentic collectibles

About WhatNot

Whatnot.com operates as an online marketplace dedicated to collectibles, particularly focusing on items like Funkos and FiGPiNs. The platform ensures that every collectible listed is 100% authentic through a rigorous verification process that includes hand authentication, providing trust and security for both buyers and sellers. It caters to collectors and enthusiasts who seek a reliable space to buy and sell rare and exclusive items from popular franchises such as Marvel Comics and Star Wars. Whatnot.com distinguishes itself from competitors by charging low fees on sales and offering seller protection, which guarantees prompt and secure payments. The company's goal is to create a trusted environment for the growing community of collectible enthusiasts, facilitating safe and easy transactions for unique items.

Marina del Rey, CaliforniaHeadquarters

2019Year Founded

$728.7MTotal Funding

SERIES_ECompany Stage

Consumer Software, Consumer GoodsIndustries

501-1,000Employees

Benefits

Competitive base salary and stock options

Unlimited Vacation Policy and No Meeting Holidays

Health Insurance options including Medical, Dental, Vision, Life, Short term disability & Long term Disability

Work From Home Support

Up to $500 monthly to spend within Whatnot App

Care benefits

Risks

Increased competition from TikTok Shop may impact Whatnot's market share.

The collectibles market's volatility could affect Whatnot's sales and inventory.

Expansion into new categories may dilute Whatnot's specialized brand identity.

Differentiation

Whatnot offers a unique marketplace for 100% authenticated collectible items.

The platform integrates live shopping with entertainment, enhancing user engagement.

Whatnot's partnerships with major franchises like Marvel boost its market appeal.

Upsides

Whatnot's $265M funding round supports expansion and new product categories.

The platform's collaboration with PSA enhances trust through integrated authentication services.

Rising interest in live shopping among younger demographics drives Whatnot's growth.

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