PeopleX Inc. Active Connector Group

Senior Software Engineer (Back-end) | Tokyo | Full Remote | ¥8M–¥11M

Location: Tokyo (Full Remote)

Annual Salary: ¥8,000,000 – ¥11,000,000

Japnese Level: Advanced ~ Business level

Employment Type: Full-time (Regular Employment)

 

About the Company

This company is on a mission to make "communication smarter using spatial data." They’ve developed proprietary B2B cloud software and mobile applications that allow users to create and use 360° VR content as spatial data. Their technology is used across real estate, housing, manufacturing, finance, and regional development industries—with over 10,000 users and several patents under their belt, including for VR-based measurement and virtual staging.

 

About the Role

As a Senior Software Engineer, you’ll lead the back-end development of applications used in VR previews for real estate companies. You’ll also help shape the technical roadmap and foster engineering growth from a tech lead perspective.

 

Key Responsibilities:

* Design, develop, deliver, and document high-quality backend features
* Lead automation of 3D spatial image restoration
* Improve rendering and content editing features using panoramic and 3D data
* Collaborate with designers and PMs in a fast-paced dev cycle with daily releases
* Promote best practices, review PRs, and contribute to engineering culture

 

Tech Stack

* Infrastructure: AWS
* Languages: Ruby, JavaScript (Node.js), Python
* Frameworks: Ruby on Rails, Flask, Node.js, Vue.js, React.js, Babylon.js
* Frontend: JavaScript, TypeScript, HTML, CSS
* Database: Aurora, MySQL
* Servers: nginx, unicorn
* Middleware: Sidekiq
* Monitoring: Datadog, HoneyBadger
* Tools: GitHub, Jira, Qiita Team, BigQuery, CircleCI
* Communication: Slack, Google Meet

 

Required Qualifications

* Over 5 years of back-end development experience
* Professional experience with Ruby on Rails
* Experience with at least one backend language or framework (e.g., Ruby on Rails, GraphQL, Java, Python, Go, C#)
* Bachelor's degree or higher in Computer Science, Math, or related field
* Business-level or higher proficiency in Japanese

 

Preferred Qualifications

* Experience in data analysis or DevOps
* Security and networking knowledge
* Front-end development experience (JavaScript, TypeScript, React.js, Vue.js)
* Experience working in agile teams of 3–10 members
* Passion for continuous learning and improving engineering culture

 

What’s in It for You

* Contribute to a product with over 10,000 users
* Full remote and flex-time environment
* High-visibility role with career growth opportunities
* Be part of a fast-moving team releasing new features daily
* Work in a collaborative, feedback-driven engineering culture

 

We have more positions available—if you're open to new opportunities, don’t hesitate to apply!

Ruby

Software Development

JavaScript

Ruby on Rails

Back-End

Node.js

Python

Vue.js

React

TypeScript

Data

Amazon

Cloud

DevOps

Automation

HTML/CSS

CSS3

Flask

MySQL

Data analytics

Java

Security software

Graphql.js

Growth

Agile

Communication Skills

Mobile App Development

Nginx

Manufacturing

Analysis

Editing & Proofreading

Roadmap planning

System security

Network

Mathematics

Jira

Babylon.js

Unicorn

Sidekiq

Datadog

GitHub

Senior Software Engineer (Full Remote Work)