Design and operate home feed system serving 35M+ daily users across multiple content types
Collect,store,and combine heterogeneous content (secondhand,neighborhood,real estate,cars) at scale
Lead feed growth experiments with hypothesis-driven design and data validation
What they want
Proficiency in one or more programming languages and web application frameworks
Problem-solver who views technology as means,not end goal
Ability to define problems,set hypotheses,and drive solutions independently
Nice to have
Experience designing or operating distributed systems and microservices at scale
Background in feed,recommendation,or personalization systems
Hands-on experience designing and validating A/B tests
Seoulstart's read
Visa tier (likely)
E-7 specialty / professional (likely)
Korean language
Business-level Korean required
English friendliness
Medium: English JD, mixed-language workplace
Context
Daangn is a major domestic Korean platform (35M users); engineering culture emphasizes builder mindset and data-driven iteration; team stack is Go/gRPC/Kafka/K8s; hiring process includes live coding and system design; 3-month probation period standard for full-time roles.
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.