Full-time

JP preferred

EN required

Visa maybe

Management

Eng Manager

Lead multiple product teams for Fanicon, aligning business, product, and technology. Manage engineers, support technical decisions, and improve processes, quality, and team growth.

Full-time

Japanese?

Visa maybe

Remote

TypeScript

React

Build web applications and AI agents to solve customer and business problems, working across frontend, backend, and infrastructure from problem discovery through operation and ongoing improvement.

Full-time

English?

Visa maybe

Backend

K8s

SQL

Design, build, and maintain scalable backend systems for Fanicon, collaborate with product and engineering stakeholders, lead engineers, and improve architecture, scalability, and reliability.

Full-time

Japanese?

Visa maybe

Remote

Full-stack

TypeScript

As a Full Stack Engineer, you will design, implement, and operate core functions of the product, focusing on both backend and frontend development.

Full-time

English?

AI

GenAI

JavaScript

Python

Develops and optimizes edge-platform software for robotics and AI, troubleshoots Linux deployments, tunes CPU/GPU/NPU pipelines, and prepares customer demos.

Full-time

Japanese?

Remote

Relocation

ML

GenAI

Design and operate commercial real-estate software covering real-time data integration, domain modeling, AI/LLM features, security, and rapid product development. Remote work is available.

Full-time

No JP needed

EN required

Visa maybe

Relocation

Security

Senior security engineer joining the SRE team to secure products through penetration testing, application and AI security, automated controls, and audit support.

AirX-logo
Full-Stack Engineer
AirX · AirX Tokyo head office

Full-time

Japanese?

Remote

Full-stack

Rails

Ruby

Full-stack engineer at air-mobility startup AirX, building its inventory, reservation, flight-operations or flight-control systems with Rails, Node.js/TypeScript, Elixir and React.

Full-time

No JP needed

EN required

Residents only

Remote

Full-stack

Owns end-to-end product development for clinical applications, building backend APIs and frontend features, scaling core systems, and integrating real-time AI services with AWS and Azure.

Full-time

Japanese?

Remote

Relocation

Management

Eng Manager

Manage software engineering teams across people, process, and project management, supporting member growth and organizational improvement in a real-estate technology business.

Full-time

EN required

JP Native

Remote

Full-stack

AI

Build customer-specific AI agent applications from frontend to backend, covering requirements, UI design, APIs, LLM integration, deployment, monitoring, and continuous improvement. The role requires 3+ years of web application experience, cloud development, and Japanese native-level ability.

Full-time

JP preferred

EN required

Visa maybe

Relocation

TypeScript

Develop Atlas, an AI-based ontology platform for enterprise customers, with emphasis on backend systems, developer tooling, CI/CD, cloud infrastructure, observability, and automated testing.

Full-time

Japanese?

Remote

PM

TypeScript

React

Plan, design and build AirX's inventory, booking, flight operations or flight control systems for helicopter and business-jet services, leading products from validation to release.

Full-time

Japanese (N2)

TypeScript

Python

Go

Rust

Works as a software engineer or architect for Exa Frontier Edge, an AI-native systems integration initiative. Experience with AI-driven development is not required.

Full-time

EN required

Work auth req.

JP Native

Remote

Management

Lead engineering teams building Fanicon and other THECOO products.

Full-time

EN preferred

Japanese (N2)

Remote

Data Eng

MySQL

Lead the data platform for Mico Engage AI, setting governance and storage strategy while improving Aurora MySQL and TiDB, redesigning customer data models, and moving analytics to Snowflake.

Full-time

Japanese?

Remote

Project Mgr

TypeScript

Kotlin

Leads web and app development projects from client discussions and requirements definition through team setup, release, and ongoing operations, coordinating designers and engineers.

Full-time

Japanese?

Visa maybe

Relocation

Management

Eng Manager

Leads the Foundation platform team, improving developer experience and delivery through shared tools, core platform development, performance work, and engineering-team leadership.

Full-time

English?

Remote

Support Eng

Tech Support

Senior

Supports technology partners and mutual customers by troubleshooting database and infrastructure issues, guiding integrations, coordinating escalations, and documenting partner solutions.

Full-time

JP required

EN required

Visa maybe

PM

TypeScript

Lead product strategy and roadmap for Fanicon and +KIRARI, turning user and business needs into priorities, requirements, and measurable improvements with designers and engineers.

Full-time

Japanese?

Remote

Relocation

Management

TypeScript

Leads technology strategy and execution for a business unit, makes business, organization, and technical decisions, and manages a development organization of several dozen people.