Role Overview

The eCommerce Fraud Detection team is dedicated in making Coupang’s eCommerce business fraud free. We are seeking a talented, enthusiastic and technology-proficient  backend engineer, who is eager to participate in design and implementation of a large-scale, highly efficient data platform, real-time services and tools. You will work closely with a team of data scientists, and engineers to ensure we detect fraud in e-commerce business and take actions to protect our business.

What You Will Do

  • Drive design and implementation of durable & efficient software solutions that handles massive amount of structured and unstructured data
  • Develop and scale data infrastructure that powers batch and real-time data processing
  • Build strong cross-functional partnerships with Data Scientists, Analysts, Product Managers and Software Engineers to understand data needs and deliver on those needs
  • Research, analyze and select technical approaches for solving difficult and challenging development and integration problems
  • Coach and mentor other engineers in process and methodologies

Basic Qualifications: 

  • Bachelor’s Degree in Computer Science or related field
  • 8+ years of professional software development experience, preferably in Java related technologies
  • Strong fundamentals in object-oriented design, data structures, algorithm, problem solving and complexity analysis
  • Solid experience with handling large data volumes in a distributed environment and web data management
  • Experience with big data ecosystem(Spark, Hive, HBase, etc.), solid experience with ETL or Data Warehouse
  • Experience in communicating with users, other technical teams and senior management to collect requirements, describe software product features, technical designs and product strategy
  • Comfortable with working in an agile fast paced startup-like environment

Preferred Qualifications

  • Experience in development of Petabyte-Scale NoSQL database and Messaging Platform
  • Experience in taking a leading role in building complex software systems that have been successfully delivered to customers

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