Staff Backend Engineer (Streaming & AI Infrastructure)

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Seoul, South Korea; z-Test & Templates OnlyPosted 2 days ago

Apply on Coupang's career page

Market pay check

Matched to Computer systems and software professionals

Source: Ministry of Employment and Labor wage information system (wage.go.kr), wage distribution by occupation.

What you'd do

Lead end-to-end architectural design of distributed streaming engine handling 100k+ events per second.
Design for 99.9999% availability with sub-second latency across global clusters.
Integrate AI/ML models directly into stream processing path for predictive scaling.

What they want

Bachelor's degree in Computer Science,Electrical Engineering,Math,or related field.
6+ years backend software development experience.
Expert-level experience with Cassandra,TiDB,or DynamoDB.

Nice to have

10+ years professional software development experience in global-scale infrastructure.
Proven track record optimizing JVM applications for ultra-low latency.
Experience or architectural vision for AI/ML automating system-level functionality.

Seoulstart's read

Visa tier (likely): F-2 / F-4 / F-5 / F-6 holders welcome
Korean language: Korean not required
English friendliness: High: JD in English, foreign-friendly signals
Context: Coupang is a global public company with English-primary engineering culture; Staff-level role typically enjoys smooth visa sponsorship and international team integration.

This is Seoulstart's analysis of the public job description, not the employer's stated policy. Verify visa sponsorship, language requirements, and remote allowances directly with the recruiter.

Open posting