Fullstack Principal Engineer I - Payments & Client Trust

About Stitch Fix, Inc.

Stitch Fix (NASDAQ: SFIX) is the leading online personal styling service that helps people discover the styles they will love that fit perfectly so they always look - and feel - their best. Few things are more personal than getting dressed, but finding clothing that fits and looks great can be a challenge. Stitch Fix solves that problem. By pairing expert stylists with best-in-class AI and recommendation algorithms, the company leverages its assortment of exclusive and national brands to meet each client's individual tastes and needs, making it convenient for clients to express their personal style without having to spend hours in stores or sifting through endless choices online. Stitch Fix, which was founded in 2011, is headquartered in San Francisco.

About the Team

The Client Trust group is part of a larger Checkout, Payments, and Client Trust team whose mission is to create seamless, secure, and transparent platform-driven experiences that foster trust and loyalty between Stitch Fix and our clients. We operate in an agile-inspired manner and are fully remote, collaborating across a distributed team of 6 - 8 software engineers in multiple time zones. Our team brings together engineering, product management, data science, UX design, finance, enterprise analytics, and more to enable great client outcomes. We also work hard to balance product feature work with technical investments which deliver measurable results over time.

About the Role

As a Principal Software Engineer, you will help shape the future of Stitch Fix’s Checkout, Payments, and Client Trust systems. You will also be responsible for planning, architecting, building, and maintaining features and software in support of our new Stitch Fix future.

You're excited about this opportunity because you will…

• You will lead a team in designing solutions that directly impact Stitch Fix clients and collaborate to protect our clients and Stitch Fix from fraud.
• You will collaborate with cross-functional partners to lead the technical discovery, decision-making, and execution of projects.
• You will provide technical leadership, mentorship, pairing opportunities, timely feedback, and code reviews to encourage the growth of others.
• You will share the responsibility of directing the team’s investment in impactful directions.
• You will contribute to a culture of technical collaboration and scalable, resilient systems.

We’re excited about you because…

• 7+ years of experience as a software engineer.
• 2+ years of experience in technical leadership - including driving technical decisions and guiding broader project goals.
• Hands-on experience building and scaling resilient event-driven architectures at scale (e.g., Ruby on Rails, Golang, Postgres, Kafka, Node, React, AWS).
• You might have experience identifying and resolving fraudulent or abusive API traffic patterns.
• You have the ability to communicate effectively with technical and non-technical business partners.
• You take initiative and operate with accountability.
• You are respectful, empathetic, and humble. 
• You are passionate about guiding and supporting others' growth through various approaches such as mentoring, pairing, constructive feedback, and code reviews.
• You are motivated by solving problems and finding creative client-focused solutions.

Why you'll love working at Stitch Fix...

• We are a group of bright, kind people who are motivated by challenge. We value integrity, innovation and trust. You’ll bring these characteristics to life in everything you do at Stitch Fix.
• We cultivate a community of diverse perspectives— all voices are heard and valued.
• We are an innovative company and leverage our strengths in fashion and tech to disrupt the future of retail. 
• We win as a team, commit to our work, and celebrate grit together because we value strong relationships.
• We boldly create the future while keeping equity and sustainability at the center of all that we do. 
• We are the owners of our work and are energized by solving problems through a growth mindset lens. We think broadly and creatively through every situation to create meaningful impact.
• We offer comprehensive compensation packages and inclusive health and wellness benefits.

Compensation and Benefits

This role will receive a competitive salary, benefits, and equity. The salary for US-based employees hired into this role will be aligned with the range below, which includes our three geographic areas. A variety of factors are considered when determining someone’s compensation–