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Heeyeun Jeong

Head of UX at Viva Republica (Toss)

Head of Design/UX Head
h***@toss.im Sign up
Pro only
Pro only
Seoul, South Korea
toss.im

Company Details

Company: Viva Republica (Toss)
Industry: financial services
Employees: 2400
Revenue: 1405000000
Funding: 1064200000
HQ Location: Seoul, South Korea
Company LinkedIn: Pro only

Technology Stack

Route 53 Amazon SES Rackspace MailGun Gmail Outlook Google Apps Microsoft Office 365 Mailchimp Mandrill Amazon AWS Amazon CloudFront JQuery 2.1.1 Atlassian Cloud Google Tag Manager Mobile Friendly Nginx Facebook Custom Audiences Hotjar Facebook Widget Twitter Advertising Facebook Login (Connect)

Professional Summary

Heeyeun Jeong is Head of UX at Viva Republica (Toss). Viva Republica (Toss) operates in the financial services industry and has 2400 employees. Based in Seoul, South Korea. Classified as a head-level Head of Design/UX leader. Their organization's technology stack includes Route 53, Amazon SES, Rackspace MailGun, Gmail, Outlook, and 23 other technologies. Viva Republica (Toss) reports annual revenue of 1405000000. Viva Republica (Toss) has raised 1064200000 in total funding.

Industry & Role Insights

  • • CTO Rank tracks 1,504 Head of Design/UX leaders with verified contact information.
  • • There are 34,741 tech leaders in the financial services industry in our database.
Head level · Head of Design/UX
Verified Apr 20, 2026

Position in the CTO Rank Database

  • • Heeyeun Jeong is 1 of 1,506 leaders with the Head of Design/UX role tracked in the CTO Rank database.
  • • 29 hold the Head of Design/UX role at financial services companies (out of 34,954 total financial services leaders in our database).
  • • 7 hold the Head of Design/UX role at companies with 2400 employees.

Data sourced from 484,726 tech leadership profiles. Updated May 2026.

Frequently Asked Questions

How do I contact Heeyeun Jeong?

Heeyeun Jeong has a verified email address on file on CTO Rank. They work at Viva Republica (Toss). Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.

What company does Heeyeun Jeong work for?

Heeyeun Jeong is Head of UX at Viva Republica (Toss), a company in the financial services industry with 2400 employees. The company is headquartered in Seoul, South Korea.

What is Heeyeun Jeong's role in technology leadership?

Heeyeun Jeong is classified as a Head of Design/UX leader at the head level.

What technologies does Heeyeun Jeong's organization use?

Heeyeun Jeong's organization uses a technology stack that includes Route 53, Amazon SES, Rackspace MailGun, Gmail, Outlook, Google Apps. This information is useful for sales teams, recruiters, and technology vendors.

Is Heeyeun Jeong open to recruiting or new opportunities?

CTO Rank does not track open-to-work status. The best approach is to reach out directly to Heeyeun Jeong using the verified contact information available to Pro members. When recruiting a Head of UX, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.

Can I pitch or sell to Heeyeun Jeong at Viva Republica (Toss)?

Heeyeun Jeong is Head of UX at Viva Republica (Toss). Head of Design/UXs like Heeyeun Jeong typically evaluate vendors in Route 53, Amazon SES, Rackspace MailGun, and related categories. Use CTO Rank Pro to get verified email and approach directly.

How accurate is Heeyeun Jeong's profile data?

CTO Rank verifies and refreshes profile data weekly. Heeyeun Jeong's profile includes verified contact details, company information, and technology stack data sourced from multiple public and proprietary sources.