PortOne Korea

Payment Processing & Gateways
6open roles
Btruth index, 75 of 100
2015founded
20technologies in use

Overview

PortOne Korea is a South Korean fintech company that builds AI-driven financial infrastructure covering payments, partner settlement and tax. Its Finance OS connects dozens of domestic and international payment gateways through a single API and automates settlement and month-end closing for about 3,000 client businesses, and it hires product owners, forward deployed engineers and AI agent engineers. The company is headquartered in Seoul, South Korea.

How PortOne Korea hires

Truth index
B 75/100
Ghost roles
0%
Stale roles
100%
Reposted roles
0%

PortOne Korea scores B on the Alion truth index (A is best, E worst), measured over 4 open roles re-checked against its own hiring board: 0% look like ghost listings, 100% have gone stale and 0% are the same role posted again. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed

Jobs

In office · Full-Time · 3+ years exp · Seoul
Go
TypeScript
Scala
MySQL
PostgreSQL
Apache Kafka
OpenSearch
DevOps
Rest API
gRPC
AWS
Kubernetes
Apply
≈ $73k – $209k per year (Estimated) · In office · Full-Time · Seoul
Claude Code
Apply
≈ $66k – $176k per year (Estimated) · In office · Full-Time · 3+ years exp · Seoul
Apply
≈ $68k – $181k per year (Estimated) · In office · Full-Time · 3+ years exp · Seoul
TypeScript
PostgreSQL
AI/ML
LangGraph
LangChain
Claude
AI Agents
LLM
Agentic Workflows
DevOps
Rest API
Kubernetes
Apply
In office · Full-Time · Seoul
Python
TypeScript
PostgreSQL
AI/ML
Claude
AI Agents
LLM
RAG
DevOps
Rest API
Kubernetes
Apply
In office · Full-Time · 5+ years exp · Seoul
Go
TypeScript
Scala
MySQL
PostgreSQL
Apache Kafka
OpenSearch
DevOps
Rest API
gRPC
AWS
Kubernetes
Apply
All 6 jobs at PortOne Korea salaries, cities, levels and how long each has been open

Growth

Hiring Momentum
38/100
Slowing
Open positions
8
0 opened / 0 closed in 30 days
ATS activity
Every ~5 hours
Today
Hiring Dynamics 0%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Backend
20% ▲
Product
20% ▼
Sales
20% ▲
Customer Success
20% ▲
Early Careers
20% ▼
Activity Timeline
Added Slack to stack Sep 2026
Added Jira to stack Sep 2026
Added Google Sheets to stack Sep 2026

Tech stack

Technologies named in job postings at PortOne Korea over the last 12 months, by layer, with the share of postings for each.
Technologies in use
20
Postings analysed
5
Stack modernity
91/100AI adopter
Languages
TypeScript
Python
Go
Scala
Frameworks & libraries
LangChain
LangGraph
Databases
PostgreSQL
MySQL
OpenSearch
Cloud & platforms
Kubernetes
AWS
Apache Kafka
AI & ML
Claude
LLM
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Full PortOne Korea tech stack 20 technologies · by team · pay by technology · changes · similar stacks

Connections

List
Graph
Found in company registers, site code, DNS and hiring. Each connection shows how sure we are and the evidence, with its source and date.
Shared investors1
Nyca PartnersVia a fund
108 portfolio companies: Zero Hash, Bayesline, Blaise Technologies Inc. and 105 more
Report a mistake

News

Offices

Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
Seoul
Seoul South Korea
HQ
10 open roles 5 posted in 90 days 30% engineering
hires for Backend, Early Careers, Solutions
대한민국 서울특별시 성동구 성수이로20길 16 포트원 (PortOne)
seen since May 2024 job postings