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Toss

Fintech super-app for payments and banking

Server Engineer Tech Lead

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

About the Job

Requirements

  • Experience addressing technical problems across diverse services, solving complex and challenging problems, and driving team growth in the process.
  • Experience handling high-volume traffic and solving varied challenges.
  • Team leadership and organizational collaboration skills.
  • Adaptability in changing environments and problem-solving ability.

Responsibilities

  • Design technical vision and architecture across multiple systems, beyond a single service or component, and set technical direction that influences the organization.
  • Communicate complex technical concepts effectively to business stakeholders and other parties, define medium- and long-term technical problems, and develop new solutions.
  • Improve code quality, pay down technical debt, advance decision-making processes, and participate in strategic decisions that shape development culture and organizational growth.
  • Support colleagues' development through coaching and feedback, raising the team's technical capabilities.

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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