Opn: 12 Jobs & Salaries (2026)

How Opn hires

Truth index

D 50/100

Ghost roles

83%

Stale roles

0%

Reposted roles

0%

Opn scores D on the Alion truth index (A is best, E worst), measured over 18 open roles re-checked against its own hiring board: 83% look like ghost listings, 0% 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

Overview

Opn, founded as Omise, is a Thai payment technology company offering developer friendly online payment APIs. It expanded from Thailand into Japan and other markets and moved into blockchain and digital identity products. The company was one of the first Southeast Asian fintechs to build a modern payment gateway.

Tech stack

Technologies named in job postings at Opn over the last 12 months, by layer, with the share of postings for each.

Technologies in use

50

Postings analysed

12

Stack modernity

81/100AI adopter

Languages

JavaScript42%

Java33%

Node JS25%

Go17%

Frameworks & libraries

React Native33%

React.js33%

Next.js25%

Spring Boot25%

Databases

ElasticSearch42%

PostgreSQL42%

MySQL8%

Cloud & platforms

Azure58%

AWS50%

Kubernetes50%

GCP42%

AI & ML

LLM17%

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Full Opn tech stack 50 technologies · by team · pay by technology · changes · similar stacks

Growth

Hiring Momentum

55/100

Growing

Open positions

18

1 opened / 3 closed in 30 days

Median time-to-fill

113 days

faster than 12% of the market

ATS activity

Every ~5 hours

Today

Hiring Dynamics +100%

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.

Product

33% ▲

Management

33% ▲

Customer Success

33% ▼

Activity Timeline

Added TypeScript to stack Oct 2026

Added Ruby on Rails to stack Oct 2026

Added Redis to stack Oct 2026

Added PHP to stack Oct 2026

Added Kanban to stack Oct 2026

Offices

Where the company hires and what each office is for

Cities

2

Hiring now

1

Countries

2

Busiest office

Bangkok

Loading the map

Headquarters Builds here Office with open vacancies No open vacancies right now Tap a pin for the office

Bangkok Thailand

HQ

Thailand

18 open roles 3 posted in 90 days 56% engineering

hires for Backend, Management, QA

Crystal Design Center 1448/4, J2 Building, Soi Ladprao 87, Praditmanutham Road Klongchan,, Bang Kapi Bangkok 10240

seen since Feb 2024 company site, job postings

Singapore Singapore

Regional office

Singapore

6 Raffles Boulevard #03-308 Marina Square Singapore 039594

company site

Jobs

ME Technical Product Manager II

≈ $13k – $33k per year (Estimated) • In office • Full-Time • 5+ years exp • Bachelor's Degree • Bangkok

PCI DSS

GDPR

Design

Figma

Management

Confluence

Jira

Agile

Scrum

QA

Postman

Apply

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Senior Backend Engineer (Java / Spring Boot) | 6-Month Contract

≈ $14k – $30k per year (Estimated) • In office • Contractor • Bangkok

JavaScript

Java

Node JS

Spring Boot

Databases

MySQL

PostgreSQL

ElasticSearch

AI/ML

Copilot

Frontend

Next.js

React.js

Mobile

React Native

DevOps

GCP

Azure

AWS

Docker

Kubernetes

Apply

View

Senior Software Engineering Manager

≈ $16k – $46k per year (Estimated) • In office • Full-Time • 7+ years exp • Bachelor's Degree • Bangkok

Java

Kotlin

SQL

Spring Framework

Hibernate

Spring Data JPA

Kotlin

Mockito

AI/ML

Copilot

Cursor

Mobile

JUnit

DevOps

GCP

Azure

AWS

Cybersecurity

PCI DSS

Management

Agile

QA

JMeter

Rest-Assured

Apply

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Senior Software Engineer | 6-Month Contract

≈ $14k – $30k per year (Estimated) • In office • Contractor • 4+ years exp • Bachelor's Degree • Bangkok

JavaScript

Java

Node JS

Spring Boot

Databases

PostgreSQL

ElasticSearch

Frontend

Next.js

React.js

Mobile

React Native

DevOps

GCP

Azure

CI/CD

AWS

Docker

Kubernetes

Management

Agile

Scrum

Apply

View

Senior Backend Engineer (AI Project)

≈ $18k – $45k per year (Estimated) • In office • Full-Time • 5+ years exp • Bangkok

Python

Go

LLM

RAG

DevOps

Rest API

gRPC

GCP

Azure

AWS

Kubernetes

Apply

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Mid-Lead Infrastructure Engineer

≈ $17k – $44k per year (Estimated) • In office • Full-Time • 5+ years exp • Bangkok

Go

Elixir

PostgreSQL

ElasticSearch

DevOps

Terraform

Helm

Istio

Datadog

CI/CD

AWS

Kubernetes

Service Mesh

Amazon EKS

Cybersecurity

PCI DSS

Apply

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Software Engineer (Backend/Frontend/Fullstack) | 6-Month Contract

≈ $9.5k – $22k per year (Estimated) • In office • Contractor • 2+ years exp • Bachelor's Degree • Bangkok

JavaScript

Java

Node JS

Spring Boot

Databases

PostgreSQL

ElasticSearch

Frontend

Next.js

React.js

Mobile

React Native

DevOps

Azure

Docker

Kubernetes

Platform Engineering

Management

Agile

Scrum

Apply

View

Software Engineer (Mobile) | 6-Month Contract

≈ $9.5k – $23k per year (Estimated) • In office • Contractor • 2+ years exp • Bachelor's Degree • Bangkok

JavaScript

PostgreSQL

ElasticSearch

Frontend

React.js

Mobile

React Native

DevOps

Azure

Docker

Kubernetes

Platform Engineering

Management

Agile

Scrum

Apply

View

QA Engineer | 6-Month Contract

In office • Contractor • 2+ years exp • Bachelor's Degree • Bangkok

Platform Engineering

Management

Agile

Scrum

QA

Selenium

Cypress

Appium

XCUITest

Apply

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QA Engineer (Junior to Senior Level)

In office • Full-Time • 2+ years exp • Bachelor's Degree • Bangkok

Java

Platform Engineering

Management

Agile

Scrum

QA

Selenium

Cypress

Rest-Assured

Apply

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Associate Software Engineer

≈ $9k – $22k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Bangkok

Ruby

GitHub

Management

Agile

Scrum

Apply

View

Software Engineer

≈ $9.5k – $24k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Bangkok

JavaScript

SQL

Ruby

CI/CD

Git

Management

Agile

Apply

View

All 12 jobs at Opn salaries, cities, levels and how long each has been open