Coupang is one of the largest and fastest growing e-commerce platforms on the planet. We are on a mission to revolutionize everyday lives for our customers, employees and partners. We solve problems no one has solved before to create a world where people ask, “How did we ever live without Coupang?” Coupang is a global company with offices in Beijing, Los Angeles, Seattle, Seoul, Shanghai, and Silicon Valley. 

 

Job Overview: 

As our Senior Backend Engineer for Search and Discovery Core Infrastructure, you have the opportunity to work on the core technologies of big data processing like Hive/HBase/Spark/Kafka, and search service like Lucene/Solr. You will identify and solve hard problems to improve the system scalability, enhance the reliability, as well as optimize the resource efficiency. In addition, we have initiatives to push our systems beyond the limits like real-time indexing and serving millions of products, and your ideas and experience would help us achieve the goal.

   

Key Responsibilities: (Drafter: Refer to below for the format of the sentences - nominal clause)  

  • 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

  

Qualifications: (Drafter: Refer to below for the format of the sentences.)  

  • Bachelor’s Degree in Computer Science or related field
  • 5+ 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
  • Hands-on expertise in many disparate technologies, ranging from front-end user interfaces, back-end systems and databases
  • Ability to think outside-the-box and challenge conventional wisdoms.Solid experience with handling large data volumes in a distributed environment and web data management
  • Experience in communicating with users, other technical teams and senior management to collect requirements, describe software product features, technical designs and product strategy

  

Preferred: (Drafter: Refer to below for the format of the sentences.) 

  • Experience in development of Petabyte-Scale NoSQL database and Messaging Platform
  • Experience with big data ecosystem(Spark, Hive, HBase, etc.), solid experience with ETL or Data Warehouse
  • Experience taking a leading role in building complex software systems that have been successfully delivered to customers

 

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