Whatnot · 1 day ago
Software Engineer, Payments
Los Angeles, CA
Full-time
Hybrid
Senior Level
$170K/yr - $290K/yr
7+ years expWhatnot is the largest live shopping platform in North America and Europe, redefining e-commerce by blending community, shopping, and entertainment. The Senior Software Engineer for Payments will be responsible for improving critical infrastructure supporting payment scale and reliability, collaborating with various teams to enhance user transactions and experiences.
CollectiblesE-CommerceInformation TechnologyMarketplaceTrading Platform
Responsibilities
Collaborate closely with our partner team, Payments - Experience, and with other teams and senior leaders across Whatnot
Make substantial improvements to critical infrastructure supporting payment scale & reliability, diversity of payment options, fraud mitigation, and improvements in transaction modelling and tax
Exercise good judgment and communicate effectively in advancing aspects of the domain as an expert in collaboration with the leadership team
Design complex distributed systems that power products used by millions of users
Define the technical roadmap for the team, identifying areas that need improvement and leading cross-team solutions
Identify, architect, and build the right systems or products to improve the business
Enable collaboration across multiple teams to deliver on cross-team initiatives, while delegating ownership and uplifting those around you
Mentor others and prioritize building inclusive, supportive teams
Own projects from inception to production to maintenance
Ship high quality products and features quickly and iteratively towards the ultimate goal
Solve problems independently and effectively
Perform frontend work when required
Quickly become effective in new technologies
Work with payment systems, infrastructure, and international commerce (nice to have)
Have startup experience at a high-growth company (nice to have)
Utilize knowledge of multiple programming languages (primarily Python, Elixir, JavaScript)
Qualification
Required
7+ Years Of Software Development Experience Building Scalable Systems That Can Handle Millions Of Users
Excellent product instincts. You first think about users and long term objectives when designing a technical solution
You have designed complex distributed systems that power products used by millions of users
You're seasoned in defining the technical roadmap for team, identifying areas that need improvement and leading cross-team solutions
You can identify, architect, and build the right systems or products to improve the business
You deeply understand and can explain the various trade offs made in decisions
You enable collaboration across multiple teams to deliver on cross-team initiatives, while delegating ownership and uplifting those around you
You can mentor others, and prioritize building inclusive, supportive teams
You're a project owner - you have strong ownership instincts and can own projects from inception to production to maintenance
You're known for shipping high quality products and features quickly and iteratively towards the ultimate goal
You're an excellent problem solver and don't need to be told exactly what to do
You're open to doing frontend work when required
Have the ability to quickly become effective in new technologies
Preferred
Have experience working with payment systems, infrastructure, and international commerce (nice to have)
Have startup experience at a high-growth company (nice to have)
Knowledge of multiple programming languages (we primarily use Python, Elixir, JavaScript - direct experience is nice to have for a well balanced candidate)
Benefits
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
company leave allownces run concurrently with country leave requirements which take precedence
Company
Whatnot
Whatnot is a livestream shopping platform for buying and selling products.
501-1000 employees
H1B Sponsorship
Whatnot has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (34)
2024 (20)
2023 (18)
2022 (10)
Funding
Current Stage
Late StageTotal Funding
$974.7MKey Investors
CapitalGY Combinator Continuity FundAndreessen Horowitz
2025-10-28Series F· $225M
2025-01-08Series E· $265M
2022-07-21Series D· $260M
Leadership Team
Jeff Chang
Director of Engineering, Head of Growth
Recent News
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Company data provided by crunchbase