Principal Software Engineer I - Inventory Management Systems

About the Team

The Inventory Management Systems (IMS) Team at Stitch Fix is crucial to our mission of delivering personalized styling services and a seamless client experience. Our team is responsible for designing, developing, and maintaining advanced inventory management solutions that ensure the efficient tracking, control, and optimization of our inventory across the entire supply chain. By leveraging cutting-edge technologies and innovative approaches, we enable Stitch Fix to manage inventory levels accurately, minimize costs, and meet client demand effectively. We build modern software with modern techniques like TDD, continuous delivery, DevOps, and service-oriented architecture. We focus on high-value products that solve clearly identified problems but are designed in a sustainable way and deliver long term value.

About the Role

Stitch Fix’s Inventory Management Systems (IMS) team is looking for a dynamic and forward-thinking Principal Engineer who is dedicated to solving complex inventory challenges. You will work within a distributed team of 4-8 software engineers and cross-functional partners including product, design, algorithms and operations. You're expected to have strong written communication skills and be able to develop strong working relationships with coworkers and business partners. This is a remote position available within the United States. We operate in an agile-inspired manner; collaborating across multiple time zones. You will have the opportunity to develop your non-technical skills by mentoring engineers on your team, leading projects your team is responsible for, and influencing the roadmap of our team. You’ll also participate in our team’s on-call rotation. You will also have the opportunity to be involved in engineering-wide initiatives that aim to improve our culture & developer experience.

You're excited about this opportunity because you will…

• Work collaboratively as a distributed team—we are a primarily remote team and we use GitHub, Slack, and video conferencing extensively to collaborate.
• Be at the forefront of tech and fashion, helping Stitch Fix redefine the shopping experience for the next generation.
• Lead a team in designing solutions that enable our business.
• Help design, develop, and grow the foundation of client data at Stitch Fix.
• Have a significant impact on  understanding client needs and preferences by building flexible, scalable systems.
• Collaborate with stakeholders while leading the technical discovery, decision-making, and project execution.
• Play a key role in steering design reviews and overseeing solution implementation. 
• Engage actively in project planning and team ceremonies.
• Proactively communicate status updates or changes to the scope or timeline of projects to stakeholders and leadership. 
• Share the responsibility of directing the team’s investment in impactful directions.
• Contribute to a culture of technical collaboration and scalable, resilient systems.
• Lead the design of complex systems, recommend solutions and 3rd party integrations, and provide input on technical design documents & project plans
• Model consistently sustainable results against measurable goals. 
• Break down projects into actionable milestones.
• Provide technical leadership, mentorship, pairing opportunities, timely feedback, and code reviews to encourage the growth of others.
• Invest in the professional development and career growth of your teammates and peers.
• Frame business problems using high-quality data analysis and empirical evidence for leadership.
• Find new and better ways of doing things that align with business priorities.
• Influence other engineers toward right-sized solutions.

We’re excited about you because…

• Have roughly 10+ years of professional programming experience and are comfortable with multiple modern software development languages.
• 2+ years of Go experience is preferred.
• Have strong skills and hands-on experience in backend systems within large-scale service-oriented architectures.
• Have 3+ years of experience in technical leadership - including driving technical decisions and guiding broader project goals.
• Experience in integrating and managing third-party APIs, with a strong focus on ensuring seamless data flow, robust error handling, and ensuring business continuity in case of external service failures.
• Have excellent analytical skills as well as communication skills both verbal and written.
• Possess an end-to-end mindset, breaking through team silos to deliver best global outcomes.
• Treasure helping your team members grow and learn.
• Take initiative and operate with acco