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Toss

Fintech super-app for payments and banking

Technical Product Owner - Search

Technical Product ManagementConfirmed live in the last 24 hours
Full-timeSeoul, South KoreaNo salary listedIn-person

About the Job

Requirements

  • Experience with large-scale search or recommendation systems.
  • At least 7 years of experience in search or recommendation systems.
  • Deep understanding of search pipelines, including query understanding, retrieval, and ranking.
  • Experience breaking complex technical challenges into phased, experimentally testable units and executing them.

Responsibilities

  • Define search-quality goals and key metrics, and prioritize problems to solve in query understanding, retrieval, and ranking.
  • Design the experimentation cycle from offline evaluation through online A/B testing, and establish success criteria and guardrails.
  • Evaluate technical approaches proposed by machine learning engineers and engineers, and make decisions based on product impact.
  • Collaborate with the Knowledge Manager to develop product taxonomies, attributes, and other knowledge structures that underpin search quality.
  • Establish a phased technical roadmap and define goals and release criteria for each phase.
  • Coordinate priorities across query understanding, retrieval, ranking, platform, and other cross-functional teams, and lead execution.

About the Company

Toss

Fintech super-app for payments and banking

Toss is a South Korean financial services platform that started as a peer-to-peer money transfer service and has grown into a digital 'super app' for personal finance. Its products are accessed through one mobile interface that unifies bank accounts, credit cards, loans, investments, and other financial services, including its own Toss Bank and Toss Securities. It differentiates itself by offering a broad, integrated ecosystem—combining digital banking, asset management, and brokerage services under one roof and running its own banking and securities units. Its goal is to become the leading consumer finance platform in South Korea while expanding its user base globally.

Company size
1,001-5,000
Company stage
Series G
Total funding
$1.5B
Headquarters
Seoul, South Korea
Founded
2011

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