[Remote] Software Engineer, Merchant Tooling at WhatNot

Los Angeles, California, United States

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$170,000 – $230,000Compensation

Mid-level (3 to 4 years), Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

E-commerce, Marketplace, Live ShoppingIndustries

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 (primarily using Python, Elixir, JavaScript)
Ability to work across the stack (backend and frontend)
Excellent product instincts (prioritizing users over the best technical solution)
Proven track record of delivering features and shipping products lightning-fast
Ability to take ownership of ambiguous areas
Low ego, growth mindset, and leaning into action and high impact
Must live within commuting distance of Los Angeles, New York, San Francisco, or Seattle hubs

Responsibilities

Design and build large-scale, highly reliable systems supporting largest and most complex customers
Deliver seamless, bi-directional data synchronization across marketplace, ecommerce, ERP, and other enterprise systems, ensuring accuracy, consistency, and low-latency data flow
Partner closely with cross-functional stakeholders (Product, Inventory, Operations, external partners) to understand business needs, translate into technical requirements, and drive aligned outcomes
Architect and evolve enterprise-grade systems that are intuitive for developers, easy to iterate on, and capable of supporting rapid product growth
Contribute to and accelerate the broader Inventory team roadmap with technical insight, proactive problem-solving, and hands-on implementation support

Skills

Key technologies and capabilities for this role

Software EngineeringLarge-scale SystemsHigh ReliabilityIntegrationsE-commerce PlatformsWMSERPAccounting SoftwareBackend DevelopmentAPI Design

Questions & Answers

Common questions about this position

What is the salary range for the Software Engineer, Merchant Tooling position?

The salary range is $170K - $230K.

Is this role remote or does it require office work?

The role is remote, with flexibility to work from home or from our hubs.

What skills are required for this Software Engineer role?

The role requires skills in designing and building large-scale, highly reliable systems, bi-directional data synchronization across enterprise systems like ERP and WMS, and architecting intuitive, scalable systems. Experience partnering with cross-functional stakeholders and proactive problem-solving is also essential.

What is the company culture like at Whatnot?

Whatnot fosters a culture inspired by innovation and anchored in values, with a remote co-located team across hubs in the US, UK, Germany, Ireland, and Poland. They emphasize bold, forward-thinking problem-solving and building the future of online marketplaces together.

What makes a strong candidate for this Merchant Tooling Software Engineer role?

Strong candidates are bold, forward-thinking problem solvers who can design scalable systems for enterprise sellers, handle data synchronization with ERPs and WMS, and collaborate with cross-functional teams to drive technical requirements.

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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