Coupang

Staff Back-end Engineer (Eats Customer)

Coupang
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1 day ago
Seoul, Korea, SouthStaff+

Responsibilities

  • Design and optimize systems for stable processing of high-volume traffic.
  • Deliver high-quality products quickly through code reviews and design reviews.
  • Serve as a key engineer making system-design decisions.
  • Design scalable architectures and develop services that support sustainable growth.
  • Design and implement backend services using RESTful APIs.
  • Improve software quality by writing testable and clean code.
  • Collaborate and communicate effectively with team members and stakeholders.
  • Support the end-to-end customer journey across product discovery, ordering, checkout, order workflows, and real-time delivery status.

Requirements

  • Bachelor’s degree or higher in computer science or a related field.
  • At least 8 years of backend development experience.
  • Proficiency with Java or Kotlin and the Spring framework.
  • Strong object-oriented design and development skills.
  • Experience designing, building, and operating microservice architectures.
  • Excellent problem-solving ability and clear, transparent communication skills.
  • Preferred: experience in e-commerce or O2O industries.
  • Preferred: experience processing high-volume traffic with non-blocking technologies such as WebFlux.
  • Preferred: understanding and application of DDD and TDD development methodologies.
  • Preferred: ability to refactor legacy code.
  • Preferred: English verbal and written communication skills.

Benefits

  • The company provides opportunities to develop capabilities while working with experts across disciplines.
  • The role offers the opportunity to grow the business and take on greater responsibility through demonstrated results.
  • The hiring process includes document screening, recruiter screening call, job-fit interview, core competency interview, and final offer.
  • The posting may close early once hiring is complete, and the process or schedule may change depending on the role and circumstances.
  • Veterans and people with disabilities may receive hiring preference according to applicable law.

Tech Stack

Apache AirflowApache SparkAWSiOSJavaKotlinRedis

Categories

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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