Staff, Back-end engineer (Inventory Platform)
Coupang · Seattle, USA
About this role
**Staff, Back-end engineer (Inventory Platform)** **Company Introduction** Coupang exists to wow customers—building the future of commerce with a startup culture backed by the resources of a large global public company. The Inventory Platform team powers on-time, fast delivery by running critical services that optimize orders from placement through successful doorstep delivery. **Job Overview** You’ll help design and build large-scale, multi-tiered, distributed services for order reconciliation and reliable delivery at massive scale (billions of order & delivery transactions). **Key Responsibilities** - Deliver excellence in scalable systems with high-quality architecture and design - Benchmark the platform, collect metrics, and publish results - Measure and ensure reliability and uptime (99.995% guarantees) - Perform capacity estimation and cluster provisioning for different customer workloads - Own production incident monitoring and alerting - Analyze OSS platform components and code; dive deep into critical issues and drive root-cause prevention - Improve Operational Excellence - Work with SQL/NoSQL databases (e.g., Cassandra, MySQL) - Collaborate with other teams to make the platform open and extensible **Basic Qualifications** - Bachelor’s degree in CS, EE, Math, or related field - 8+ years of backend software development - Experience in cloud environments, particularly AWS - Demonstrated experience building and maintaining highly available, distributed systems **Preferred Qualifications** - Experience developing/operating backend services and web applications - Building complex, high-performance, highly available distributed systems delivered to customers - Strong familiarity with Java & Spring Framework; AWS experience - Experience managing mission-critical services with high throughput and low latency - Lead engineering experience coaching and motivating engineers - Strong communication across end users, technical, and business teams - Knowledge of Agile practices across the full SDLC (coding standards, reviews, builds, testing, live site ops) - Demonstrated leadership in cross-functional, collaborative environments **Pay & Benefits** - Base pay range: **$164,000/year to $282,000/year** - Annual bonus: **0–20%** of base salary - Compensation varies by market location and job-related knowledge, skills, and experience
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