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Toss

Fintech super-app for payments and banking

Data Platform Engineer - Streaming

Data EngineeringConfirmed live in the last 24 hours
Full-timeSeoul, South KoreaNo salary listedIn-person

About the Job

Requirements

  • Experience building real-time data pipelines using Kafka Connect, Flink, and change data capture (CDC) technologies is required.
  • At least 3 years of related experience is preferred.

Responsibilities

  • Develop real-time data pipelines and platforms using MySQL, MongoDB, and Oracle change data capture (CDC) technologies.
  • Operate a real-time data platform based on Kafka and Kafka Connect to process large volumes of messages, including server, service, and application logs.
  • Develop real-time data products using Flink.
  • Store and maintain large volumes of log data in Iceberg format in real time.

Desired Qualifications

  • Experience developing real-time data products using Kafka Client is preferred.
  • Experience automating operational components and organizing them into a systematic system is preferred.

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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