Coupang

Senior, Back-end Engineer(CX) - Coupang Play

Coupang
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15 days ago
Seoul, Korea, SouthSenior

Responsibilities

  • Design and lead the architectural roadmap for APIs serving live sports and discovery experiences.
  • Develop, operate, and continuously improve Coupang Play’s highly available and scalable backend systems.
  • Create scalable, low-latency technical solutions that meet product requirements.
  • Coordinate technical solutions with cross-functional stakeholders to satisfy business goals and compliance requirements.
  • Adopt and apply AI technologies to improve work automation, developer productivity, and quality.

Requirements

  • Bachelor’s degree in computer science or a related field, or equivalent practical experience, plus at least two years of server application and systems engineering experience using modern programming languages.
  • Deep expertise in building low-latency, high-throughput systems, performance profiling, and optimizing cost/performance trade-offs.
  • Proficiency in backend engineering with at least one of Go, Java, JavaScript, or Node.js.
  • Strong understanding and practical experience with modern cloud computing environments such as AWS or GCP.
  • Strong verbal and written communication skills.
  • Preferred: commercial experience building and operating video streaming services and related data systems.
  • Preferred: experience integrating mobile applications and APIs with iOS and Android developers and resolving integration issues.
  • Preferred: experience using and operating GraphQL.
  • Preferred: business-level spoken and written English communication skills.

Benefits

  • Contract employment includes a 12-week probationary period, which may be waived, shortened, or extended based on business needs.
  • The recruitment process includes document screening, a phone interview, a virtual or in-person interview, and final selection.
Coupang

About Coupang

5,001-10,000 employees

Coupang builds and operates a South Korea–focused e-commerce marketplace with an end-to-end logistics network (Rocket Delivery), plus food delivery, video streaming, and fintech under brands such as Coupang, Eats, and Play. Revenue comes from first-party retail, third-party marketplace services, advertising, and memberships (Rocket WOW). Founded in 2010, the company is headquartered in Seattle and is publicly listed on the NYSE (CPNG).

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