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Coupang

Staff Back-end Engineer (Business Support and Innovation)

Coupang · Shanghai, China

Posted 19 days ago

or apply directly on Coupang's site. We never take the application ourselves.

Is this posting real?

This role has been open
19 days
Coupang's roles stay open a median of 45 days
Reposted
No
Salary listed
No
1% of Coupang's roles list one
Ghost-job risk at Coupang
high
365 stale, 14 reposted of 717 open
Hiring momentum
1065 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Coupang's own greenhouse board since 2026-08-03. Full hiring picture for Coupang.

About this role

The Staff Back-end Engineer will lead the design and core development of multi-agent systems based on large language models (LLM) and multimodal models. Responsibilities include end-to-end delivery of complex agent systems, utilizing AI frameworks, and ensuring high availability in backend architecture. The role involves working with cloud computing, data analysis, machine learning, and generative AI to enhance operational efficiency.

Our read on this posting3.0out of 5
benefits
1/5
freshness
4/5
career value
5/5
role clarity
5/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Coupang as an employer.

What you need

  • Experience in designing and developing multi-agent systems based on LLM/multimodal models
  • End-to-end delivery experience of complex Agent/RAG systems
  • Familiarity with AI development frameworks such as LangChain/LangGraph/Deerflow/Claude Code/Hermes
  • Proficiency in Java/Python with experience in large-scale distributed system design
  • Strong understanding of engineering fundamentals including asynchronous, concurrent, idempotent, and rate limiting
  • Deep understanding of common design patterns and ability to work with open-source framework source code

Worth weighing

  • No salary or benefits listed
  • The role involves advanced AI and backend architecture, which may require a steep learning curve for those not familiar with these technologies
  • The recruitment process may vary and could include virtual onsite interviews
  • The job posting may close early if all openings are filled

Summarised from Coupang's posting. Read the full original.

Listed by Coupang on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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