Yoojin Ha
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Yoojin Ha Email & Phone Number

Platform Product Owner at Viva Republica (Toss)
Location: Seoul, South Korea, Korea, Republic of 6 work roles 1 school
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✓ Verified Jul 2026 3 data sources Profile completeness 86%

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Current company
Role
Platform Product Owner
Location
Seoul, South Korea, Korea, Republic of
Company size

Who is Yoojin Ha? Overview

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Quick answer

Yoojin Ha is listed as Platform Product Owner at Viva Republica (Toss), a with 2612 employees, based in Seoul, South Korea, Korea, Republic of. AeroLeads shows a matched LinkedIn profile for Yoojin Ha.

Yoojin Ha previously worked as Technical Account Manager at Viva Republica (Toss) and Sales Development Engineer at Ni (National Instruments). Yoojin Ha holds Bachelor Of Science - Bs, Computer Science from The University Of Auckland.

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Email format at Viva Republica (Toss)

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Viva Republica (Toss)

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Profile bio

About Yoojin Ha

Technical Account Manager at Toss especially for Toss Pay.

Current workplace

Yoojin Ha's current company

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Viva Republica (Toss)
Viva Republica (Toss)
Platform Product Owner
Seoul, KR
Website
Employees
2612
AeroLeads page
6 roles

Yoojin Ha work experience

A career timeline built from the work history available for this profile.

Technical Account Manager

Current

대한민국 서울

Supporting merchant to connect toss pay in their payment system.

Sep 2023 - Present

Sales Development Engineer

대한민국

1. Grow Sales pipeline- Qualifying inbound sales and marketing demand- Generate new demand and connect contacts from outbound prospecting activities- Talk NI's value and your opinion with accounts leading the industry- Global sales experience ASEAN/IN and Korea 2. Customer experience/engagement- Maximizing sales and revenue opportunities through B2B relationship through on transactional business- Demonstrate confidence in sharing new ideas and strive to keep updated with market developments, competitors, customer demand, and new product lines to develop their business acumen, customer understanding, and soft skills- Continuously learn from customers on latest industry trends and applications3. System selling instead of Product selling- Partnership with cross functional peers(both local and global) to achieve organization goals- Collaborating with channel partners, systems integrators, and third-party developers to deliver high-impact solutions

Aug 2022 - Sep 2023

Pre-Sales Solution Engineer

대한민국 서울

1. Sales business - Investigate companies that can be targeted in Korea based on market research and the latest news articles - Sending Cold Mail to domestic target companies - Pre sales consultant role for biometric authentication - Demonstrates in-depth knowledge of technology, company products and solutions as well as customers' technical and business environment. - Customer management such as NDA signing after meeting, delivery of necessary information, and current status check - Proposal of a business model suitable for companies using the solution - Delivery of solution demo and guide according to customer request - Mapping the right partner to the right solution opportunity based partner on competencies and go-to-market strengths in relevant areas. - Proceed with PR related work after article translation work2. Marketing-related business - Prepare and proceed after researching related domestic and foreign exhibitions - Completed Exhibitions: Digital Transformation Expo 2021, Japan IT Week 2021 - Preparation of reports before and after exhibition participation - Contact customers who visited the booth to schedule a meeting - After the government-supported project investigation, a total of 6 applications are processed - Proceed with a total of 4 applications after researching the company’s accelerator or lab that provides occupancy space - Investigation of company certifications (Corporate R&D Center etc.) - Proceed to join the relevant association after research - Research on competitors and partners, etc.3. Asian market research for business entry - Write a report after conducting market research step-by-step

Aug 2021 - Aug 2022

Web Developer

대한민국 서울 마포구

1. Creating new radio web application (2018.07~) - PC version radio web app (KONG) development using Electron Framework - Planned, developed, tested, deployed, and maintained web applications - Technology used: Electron framework, React, Node JS, API 2. Migration from IDC to AWS cloud services (2018.03 ~ 2019.12) 3. KBS non-broadcasting website maintenance (2019.01~) - Displaying broadcasting contents and meta data by using API - Developed uploading contents system from admin pages - Setting API Server in Cloud circumstances (AWS) - Technology used: Html, php, JS (angularJS, jquery, handlebar, grunt, webpack, node js), JAVA Spring framework, aws S3, aws ec2 4. KBS Introduction PC Korean and English version of sites reorganization (2020.01~2020.06) 5. Core API replacement (2020.01~2020.12) - Investigate the API used by the site in charge by replacing the main API with broadcast meta information - After confirming the required parameters, condition values, and JSON format changes, request the necessary server settings and values through GitLab - Full-service error debugging and site normalization 6. HTTP -> HTTPS conversion operation (2021.01~2021.05) - Investigate all communications used and change to HTTPS - Exception handling for non-HTTPS communication 7. KBS Introduction Mobile Korean and English version of site reorganization (2021.03~2021.05) 8. JWplayer version update and UI change (2021.04~2021.04) - Version 7 -> 8 Update

Jan 2018 - Jul 2021

National Instrument Campus Intern

대한민국 서울

1. Labview, DAQ training - Training and learning NI products - Achieved CLAD certification 2. Automation system development - Development system using Labview and DAQ (table tennis scoring system) - Presentation after product development - Achieved Outstanding Intern Award

Jan 2017 - Feb 2017
Team & coworkers

Colleagues at Viva Republica (Toss)

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1 education record

Yoojin Ha education

FAQ

Frequently asked questions about Yoojin Ha

Quick answers generated from the profile data available on this page.

What company does Yoojin Ha work for?

Yoojin Ha works for Viva Republica (Toss).

What is Yoojin Ha's role at Viva Republica (Toss)?

Yoojin Ha is listed as Platform Product Owner at Viva Republica (Toss).

Where is Yoojin Ha based?

Yoojin Ha is based in Seoul, South Korea, Korea, Republic of while working with Viva Republica (Toss).

What companies has Yoojin Ha worked for?

Yoojin Ha has worked for Viva Republica (Toss), Ni (National Instruments), Facephi, and Kbs Media.

Who are Yoojin Ha's colleagues at Viva Republica (Toss)?

Yoojin Ha's colleagues at Viva Republica (Toss) include Myungsin Yoon, Jiwoo Park, Mason Mingon Kwak, Young Seok Do (Kane), and Yejin Park.

How can I contact Yoojin Ha?

You can use AeroLeads to view verified contact signals for Yoojin Ha at Viva Republica (Toss), including work email, phone, and LinkedIn data when available.

What schools did Yoojin Ha attend?

Yoojin Ha holds Bachelor Of Science - Bs, Computer Science from The University Of Auckland.

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