T

Toss

Fintech super-app for payments and banking

Data Analyst - Product

Data AnalysisUpdated on Nov 12
Full-timeSeoul, South KoreaNo salary listedIn-person

About the Job

Requirements

  • At least 3 years of data analysis experience.
  • Ability to use SQL to extract and clean data directly and independently validate its accuracy.
  • Experience applying mobile-service analysis methodologies such as retention, cohort, funnel, and lifetime value (LTV) analysis to improve a service.
  • Experience forming hypotheses, designing and conducting A/B tests, interpreting results, and drawing meaningful conclusions.
  • Experience translating analysis results into actionable recommendations that product owners, designers, and developers can act on.
  • Persistence in breaking down questions and identifying causes when the reasons behind metric changes are unclear.

Responsibilities

  • Quantify the goals of the assigned product team or silo using metrics, identify problems to solve through data, help set team priorities, and own the analysis for that team or silo.
  • Lead the complete analysis cycle, from hypothesis formation and experiment design through result validation and action recommendations, and follow through so analysis leads to product changes.
  • Understand how market events affect securities data and combine A/B testing with observational data analysis as appropriate to reach meaningful conclusions.
  • Measure how launching a new product affects existing trading behavior.
  • Identify where users drop off in a trading funnel and design experiments to improve it.
  • Trace behavioral data to find causes of declining retention in specific customer segments.

Desired Qualifications

  • Experience analyzing securities, financial, trading, or investment services.
  • Experience using Python or R for statistical analysis or data processing.
  • Experience using data visualization tools such as Tableau to help stakeholders find answers independently.
  • Experience applying AI tools to an analysis workflow to improve productivity.

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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