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Coupang Fulfillment Services Logo

Senior Staff Backend Engineer (GOT/Picking)

Coupang Fulfillment Services

$435,000 - $580,000
Dec 5, 2025
Seattle, WA, US
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Coupang is looking to solve the problem of reliably fulfilling customer orders in Fulfillment Centers within hours of order placement by building an efficient ecosystem that operates at breakthrough scale and speed.

Requirements

  • 10+ years of software engineering experience, including Java.
  • Strong understanding of backend scalable software architecture, distributed systems, and message-oriented architecture.
  • Experience with high-scale production systems with fault-tolerance and monitoring.
  • Operationalizing software in a large-scale environment with high availability requirements.
  • Experience with scalable distributed systems and understanding of machine learning algorithms.
  • Experience in the eCommerce domain involved in supply chain systems around Inventory and Promise.
  • Experience with AWS; Java language would be a plus.

Responsibilities

  • Serve as a technical lead on our most demanding, cross-functional projects involving Inventory and Promise.
  • Independently come up with quality architecture and design of systems for new microservices and machine learning pipelines.
  • Functionally decompose complex problems into simple, straightforward solutions.
  • Possess expert knowledge in performance, scalability, enterprise distributed architecture, and engineering best practices.
  • Assist in the career development of others, actively mentoring individuals and the community on advanced technical issues and helping managers guide the career growth of their team members.
  • Exert technical influence over multiple teams, increasing their productivity and effectiveness by sharing your deep knowledge and experience.

Other

  • Bachelor's degree and/or Master’s degree in Computer Science or equivalent.
  • 10+ years of experience leading large-scale projects.
  • Medical/Dental/Vision/Life, AD&D insurance
  • Flexible Spending Accounts (FSA) & Health Savings Account (HSA)
  • 18-21 days of the Paid Time Off (PTO) a year based on the tenure