Jaechan So
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Jaechan So Email & Phone Number

Software Engineer at Coupang at Coupang
Location: Seoul, South Korea, Korea, Republic Of 4 work roles 2 schools
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✓ Verified Jun 2026 3 data sources Profile completeness 86%

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Current company
Role
Software Engineer at Coupang
Location
Seoul, South Korea, Korea, Republic Of
Company size

Who is Jaechan So? Overview

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Quick answer

Jaechan So is listed as Software Engineer at Coupang at Coupang, a company with 2635 employees, based in Seoul, South Korea, Korea, Republic Of. AeroLeads shows a matched LinkedIn profile for Jaechan So.

Jaechan So previously worked as Backend Engineer at Coupang and Frontend Engineer at Ridi. Jaechan So holds Bachelor Of Science - Bs, School Of Electrical Engineering & School Of Computing from 한국과학기술원(Kaist).

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Email format at Coupang

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Coupang

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Profile bio

About Jaechan So

Jaechan So is a Software Engineer at Coupang at Coupang.

Current workplace

Jaechan So's current company

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Coupang
Coupang
Software Engineer at Coupang
peking, beijing, china
Website
Employees
2635
AeroLeads page
4 roles

Jaechan So work experience

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Backend Engineer

Current

대한민국 서울

- Reduced infrastructure rebuild operational time by 75% through introducing the IaC(Infrastructure as Code) paradigm for core services of E-commerce backend systems, including PII tokenization service, Zookeeper, and various data serving systems.- Carried out on-call and customer support responsibility for the PII tokenization service.

Jan 2024 - Present

Frontend Engineer

대한민국 서울

- Developed and maintained key features for web and mobile app frontend systems of a global web content platform, including web rebuild, multi-language support, downloadable webtoon and gamification.- Improved cross-functional team decision-making by creating an in-app user interaction event collection visualizer and UI design parameter controller.

Jul 2022 - Aug 2023

Backend Engineer

대한민국 서울

- Designed and implemented APIs for the main entrance page of a domestic web content platform, continuously optimizing performance by reducing response size by 40%.- Successfully migrated 100% of user account deletion code from PHP to TypeScript on top of Node.js.- Optimized API server performance by reducing the amount of database query requests by 20%.

Aug 2021 - Jul 2022

Undergraduate Student Intern

대한민국 충청북도 청주시

Jun 2019 - Aug 2019
Team & coworkers

Colleagues at Coupang

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2 education records

Jaechan So education

FAQ

Frequently asked questions about Jaechan So

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

What company does Jaechan So work for?

Jaechan So works for Coupang.

What is Jaechan So's role at Coupang?

Jaechan So is listed as Software Engineer at Coupang at Coupang.

Where is Jaechan So based?

Jaechan So is based in Seoul, South Korea, Korea, Republic Of while working with Coupang.

What companies has Jaechan So worked for?

Jaechan So has worked for Coupang, Ridi, and Sk 하이닉스.

Who are Jaechan So's colleagues at Coupang?

Jaechan So's colleagues at Coupang include Ryan Song, Pengcheng Gao, Sienna, Insuk Jo, Virgil Smith, and Tae Kim.

How can I contact Jaechan So?

You can use AeroLeads to view verified contact signals for Jaechan So at Coupang, including work email, phone, and LinkedIn data when available.

What schools did Jaechan So attend?

Jaechan So holds Bachelor Of Science - Bs, School Of Electrical Engineering & School Of Computing from 한국과학기술원(Kaist).

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