Lead Engineer, Fulfillment Platforms

Stitch Fix is the leading online personal styling service that helps people discover the styles they will love. The Lead Engineer on the Fulfillment Platforms Team will set the technical direction for systems that orchestrate warehouse and transportation networks, impacting fulfillment efficiency and delivery reliability.

Responsibilities:

• Own and evolve critical fulfillment and shipping systems, including multi-carrier rate shopping, label generation, tracking ingestion, and returns workflows
• Design and operate fault-tolerant, event-driven services that reconcile hundreds of thousands of carrier events daily and surface real-time shipment status to downstream systems
• Drive discovery with business and operations partners to identify high-impact problems, evaluate tradeoffs, and define clear technical roadmaps
• Independently lead initiatives from concept through production rollout, including design, execution, and measurement of outcomes
• Ensure comprehensive visibility into warehouse operations and accurate ingestion of inbound merchandise
• Mentor engineers through code reviews, architecture discussions, and feedback, raising technical standards and ownership expectations
• Instrument, monitor, and tune systems for reliability, latency, and cost efficiency
• Work collaboratively with cross-functional partners to align technical and operational needs

Requirements:

• You have at least 5+ years of software engineering experience with demonstrated impact in complex domains
• You bring strong domain expertise in fulfillment, logistics, e-commerce or similarly operationally intensive environments
• You have designed and operated large-scale, distributed systems in production
• You have fluency in at least one modern programming language (e.g., Go, Java, Ruby, Python, or similar) and a willingness to work across languages
• You have a proven track record of independently driving initiatives through ambiguity, from discovery to delivery
• You communicate clearly and effectively, translating between technical detail and business outcomes for diverse audiences
• You are skilled at navigating cross-functional dynamics and negotiating tradeoffs to move work forward
• You have proven experience with relational databases (e.g., Postgres, MySQL) and quickly ramp on new technologies
• You have built and operated services on a major cloud platform (AWS, GCP, Azure) and are proficient with observability tools (e.g. Datadog)
• You have practical knowledge of optimization, forecasting, or decision-science techniques, and the humility to partner with specialists when needed
• You value automated testing, continuous delivery, and observability as core pillars of quality