T

Toss

Fintech super-app for payments and banking

Data Analytics Engineer - Data Warehouse/Platform

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

About the Job

Requirements

  • At least 5 years of Data Engineer experience.
  • Basic understanding of RDBMS, the Hadoop ecosystem, and data warehouses.
  • Experience proactively designing, building, and operating data marts.
  • Ability to install, operate, and troubleshoot Airflow, dbt, and Django, and to modify open-source software as needed to develop features required for a securities data warehouse.
  • Experience using data models to simplify complex problems or automate repetitive problems.
  • Extensive experience efficiently processing big data using Spark.
  • Advanced SQL skills and intermediate Python skills.

Responsibilities

  • Design data marts and develop and automate data warehouse workflows based on the Hadoop ecosystem and open-source solutions.
  • Structure and automate numerous data warehouse and data mart tables.
  • Process large volumes of data efficiently and create and manage numerous features.
  • Establish data quality checks and governance for data marts.
  • Derive and build system requirements for large-scale data processing and analysis.
  • Maintain ETL and pipeline tools so data warehouse mart tables can be operated effectively.
  • Identify and implement ways to reduce data warehouse operations time with limited resources.
  • Find ways to maximize enterprise-wide use of data warehouse team-managed tables.

Desired Qualifications

  • Experience deriving and building system requirements for large-scale data processing and analysis.

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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