HQ: Tokyo, Japan • Investing Apps & Robo-Advisors • Est. 2015 • Trust D • Hiring 32, 1 new
WealthNavi is a Tokyo company founded in 2015 that operates the largest automated investment service in Japan. Its platform builds and rebalances globally diversified portfolios for retail investors and automates tax optimisation. The company partners with banks and brokers to distribute the service and was acquired by Mitsubishi UFJ Financial Group.
No named decision-maker yet.
No careers mailbox known
$45k – $78k per year • In office (Tokyo, Japan) • Full-Time
TypeScript
JavaScript
Java
Java
Spring Boot
Databases
Amazon Aurora
MySQL
AI/ML
Claude Code
Copilot
Frontend
Next.js
React.js
DevOps
Amazon EKS
AWS Lambda
Amazon ECS
API Gateway
GitHub Actions
GitHub
AWS
Kubernetes
Design
Figma
Management
Confluence
Jira
+13
$42k – $58k per year • In office (Tokyo, Japan) • Full-Time
PHP
TypeScript
JavaScript
Databases
Google BigQuery
Amazon Aurora
MySQL
Frontend
Next.js
Sass
React.js
DevOps
Bitbucket
GitHub Actions
GitHub
Git
AWS
Design
Figma
Management
Trello
Confluence
Jira
+10
Tokyo • Nagoya • Osaka • Trust B • Hiring 6
No named decision-maker yet.
No careers mailbox known
$26k – $52k per year • In office (Tokyo, Japan) • Full-Time
Dart
PHP
TypeScript
JavaScript
PHP
Laravel
Dart
Riverpod
Databases
Amazon Aurora
Redis
AI/ML
Devin
Claude Code
Copilot
Frontend
Next.js
Material UI
Zod
React Hook Form
React.js
Mobile
Flutter
Firebase
Fastlane
Codemagic
DevOps
Docker Compose
Vercel
Nginx
Amazon EC2
Amazon CloudWatch
Amazon S3
GitHub Actions
GitHub
Git
Docker
AWS
Design
Figma
Management
Confluence
Jira
+26
HQ: Tokyo, Japan • Human Resources • Est. 2008 • Trust C • Hiring 25, 1 new
kaonavi is a Tokyo software company founded in 2008 that provides talent management software for Japanese employers. Its system centralises employee profiles, skills, evaluations and placement history so managers can plan assignments and succession. The service is used by thousands of companies as a replacement for spreadsheet based personnel records.
No named decision-maker yet.
No careers mailbox known
$52k – $84k per year • Head+ • In office (Tokyo, Japan) • Full-Time • Architect
Dart
PHP
TypeScript
PHP
Laravel
Databases
MySQL
AI/ML
Claude Code
Copilot
Mobile
Flutter
DevOps
Datadog
GitLab
Terraform
Docker
AWS
Design
Figma
Management
Miro
Confluence
Jira
+9
In office (Tokyo, Japan) • Full-Time
Dart
PHP
TypeScript
JavaScript
PHP
Laravel
Databases
MySQL
AI/ML
Claude Code
Copilot
Frontend
JQuery
React.js
Mobile
Flutter
DevOps
Datadog
GitLab
Terraform
Docker
AWS
Design
Figma
Management
Miro
Confluence
Jira
+12
Tokyo • Trust B • Hiring 3
世界を変えるアイデアのはじめの反響となる。. アーリーリフレクションは、「世界を変えるアイデアのはじめの反響となる。情報技術とデータ解析技術により、人間が哲学に時間を割けるようにする。」をミッションに、AIやデータサイエンス等の技術を用いた様々な課題解決、事業開発等を展開しています。.
No named decision-maker yet.
No careers mailbox known
Open 184 daysVerified live · 3 hours ago
6 months ago
Long shot · 3%
フロントエンドエンジニア
$30k – $71k per year • In office (Tokyo, Japan) • Full-Time
TypeScript
JavaScript
Databases
Redis
MySQL
Frontend
Next.js
React.js
DevOps
Windows
Git
Docker
Kubernetes
Azure
AWS
+4
HQ: Tokyo, Japan • Custom Software Development • Likely startup • Trust D • Hiring 13, 1 new
Mantra Labs builds enterprise products, platforms, data flows, and intelligent workflows that help teams modernize systems and improve operating outcomes.
No named decision-maker yet.
Careers mailbox is known
$39k – $65k per year • Hybrid (Tokyo, Japan) • Full-Time • English: C1 • Japanese
TypeScript
JavaScript
Python
Python
Django
AI/ML
Machine Learning
Frontend
Vue.js
React.js
DevOps
AWS
Management
Scrum
Agile
+2
Tokyo • Trust B • Hiring 4
データスタジアムは、データビジネスとソリューションサービスのプロフェッショナル集団として、ビジネスの「ゲームメーカー」となり、スポーツ界の成長を目指します。.
No named decision-maker yet.
No careers mailbox known
Open 199 daysVerified live · 4 hours ago
6 months ago
Long shot · 3%
WEBシステムの開発エンジニア
In office (Tokyo, Japan) • Full-Time
PHP
Node JS
TypeScript
JavaScript
SQL
Python
Databases
Amazon Aurora
MySQL
PostgreSQL
Frontend
Vue.js
React.js
DevOps
CloudFormation
Amazon EC2
Amazon CloudWatch
Jenkins
Git
Docker
AWS
+10
Tokyo • Analytics & BI Consulting • IoT Platforms & Solutions • Est. 1970 • Trust B • Hiring 5
Skydisc is a Japanese IoT and data science company that designs and deploys end-to-end industrial IoT systems and AI solutions for manufacturers and other industrial clients. It provides data analysis and AI model development as well as workflow design, hardware and equipment selection, and data acquisition services to support customers' digital transformation efforts. Since its founding in 2013 it has worked with more than 100 customers, mainly manufacturers, across over 200 projects to boost workers' capabilities rather than replace them.
No named decision-maker yet.
No careers mailbox known
Open 199 daysVerified live · 6 min ago
6 months ago
Long shot · 3%
フロントエンドエンジニア
$26k – $78k per year • In office (Tokyo, Japan) • Full-Time
Rust
TypeScript
JavaScript
Databases
PostgreSQL
AI/ML
Anthropic
OpenAI Codex
Cursor
ChatGPT
OpenAI
Claude Code
Claude
Copilot
Frontend
GraphQL
Tailwind CSS
VitePress
Vue.js
DevOps
Traefik
AWS Fargate
Amazon ECS
Amazon S3
GitHub Actions
Terraform
CI/CD
AWS
Analytics
Metabase
QA
Playwright
+18
HQ: Tokyo, Japan • 11-50 employees • Est. 2013 • Trust B • Hiring 7
Toreta is a Tokyo software company founded in 2013 that builds reservation and customer management systems for restaurants. Its tablet based product records guest preferences and visit history so venues can offer personalised service without paper ledgers. The company also connects restaurants to online booking channels and payment tools.
No named decision-maker yet.
No careers mailbox known
$39k – $78k per year • In office (Tokyo, Japan) • Full-Time
TypeScript
Ruby
JavaScript
Ruby
Ruby on Rails
AI/ML
Claude
Frontend
Tailwind CSS
Next.js
Storybook
React.js
DevOps
Vercel
CircleCI
Datadog
GitHub
Rest API
Git
QA
Playwright
Vitest
+9
HQ: Tokyo, Japan • Investing Apps & Robo-Advisors • Online Brokerage & Trading Platforms • Startup • Trust D • Hiring 10
Bloomo is a Japanese fintech securities company offering automated investing, self-selected US stocks and ETFs and adviser consultations for long-term wealth building. Its app supports NISA accounts, dividend reinvestment and smart recurring investment, it raised a Series A round in 2025 and it hires backend and software engineers, product managers and research and business interns. The company is based in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
Likely inactiveVerified live · 2 hours ago
6 months ago
Long shot · 2%
Webフロントエンドエンジニア
$36k – $78k per year • In office (Tokyo, Japan, 10am - 3pm) • Full-Time
Ruby
Dart
TypeScript
JavaScript
Ruby
Ruby on Rails
Databases
Google BigQuery
Redis
MySQL
AI/ML
Devin
ChatGPT
Claude Code
Claude
Copilot
Frontend
GraphQL
Next.js
React.js
Mobile
Flutter
Firebase
DevOps
Vercel
Google GKE
GitHub Actions
Docker
GCP
Kubernetes
AWS
Rest API
Design
Figma
+19
HQ: Tokyo, Japan • Trust B • Hiring 6
Meltly is a Japanese start-up from the University of Tokyo that combines AI with subculture and entertainment. It runs DaysAI, an AI image generation web and mobile app with about 600,000 downloads, and it hires ML engineers, product managers and long-term interns in frontend, backend and design. The company is based in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
$24k – $52k per year • In office (Tokyo, Japan) • Internship
Dart
TypeScript
JavaScript
Dart
Riverpod
AI/ML
Claude
Frontend
Next.js
React.js
Mobile
Flutter
DevOps
Vercel
GitHub Actions
GitHub
Rest API
Design
Figma
+5
Tokyo • Custom Software Development • Digital Marketing • Staffing · EOR • Hiring 2
cooboo is a Japanese company whose main businesses are marketing, creative production and IT staffing, including system engineering services and recruitment. Its engineers work on web and game projects for more than 300 client companies, mostly prime contracts with upstream design work, and it hires frontend and backend web engineers. The company is based in Japan.
No named decision-maker yet.
No careers mailbox known
$312k – $429k per year • In office (Tokyo, Japan) • Full-Time
PHP
TypeScript
JavaScript
Frontend
Vue.js
JQuery
React.js
DevOps
AWS
HQ: Tokyo, Japan • Social Networks • Mobile Games • Est. 2004 • Trust B • Hiring 4
GREE is a Tokyo internet company founded in 2004 whose social network became one of the earliest mobile gaming platforms in Japan. It now develops and publishes games through its studios, runs metaverse and virtual live streaming businesses and invests in technology startups. The group also operates advertising and digital marketing subsidiaries.
No named decision-maker yet.
Careers mailbox is known
In office (Tokyo, Japan) • Full-Time
PHP
JavaScript
Databases
Google BigQuery
MySQL
Frontend
Vue.js
DevOps
GitHub
GCP
AWS
HQ: Osaka, Japan • Branding • Trust B • Hiring 7
Tomorrowgate is a Japanese branding company that helps clients realise their vision through training that embeds corporate philosophy, the design of evaluation systems and creative work committed to both design and numbers. It produces concepts, copy, websites, brochures and video for corporate brands, and hires copywriters, graphic and web designers, front-end coders and analysts. The company is headquartered in Osaka, Japan.
No named decision-maker yet.
No careers mailbox known
In office (Osaka, Japan) • Full-Time
$19k – $29k per year • In office (Osaka, Japan) • Full-Time
HQ: Nakano, Japan • AI Consulting & Integration • Web Development Services • Est. 2019 • Hiring 1
chot is a Japanese web development company that builds large websites with Next.js, AI applications and agent-based websites on composable CMS platforms. It was the first official Vercel partner in Japan, works for listed companies and startups, and has about 60 employees, around 40 of them engineers, many working fully remotely. The company is based in Nakano, Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
In office (Tokyo, Japan) • Full-Time
TypeScript
Node JS
JavaScript
Node JS
Strapi
Databases
Supabase
AI/ML
ChatGPT
Frontend
Next.js
Gatsby
Angular
React.js
Mobile
Firebase
DevOps
Vercel
Netlify
GitHub
AWS
+7
HQ: Tokyo, Japan • Legal Software • Est. 2018 • Startup • Trust B • Hiring 8
MNTSQ builds contract management and review software for large Japanese enterprises and law firms. Founded in 2018 in Tokyo, it applies natural language processing to Japanese contract text, which most global tools handle poorly. Its clause library learns from an organisation's own past agreements.
No named decision-maker yet.
No careers mailbox known
Open 223 daysVerified live · 4 hours ago
7 months ago
Long shot · 3%
リードエンジニア（フロントエンド）
In office (Tokyo, Japan) • Full-Time
Ruby
TypeScript
JavaScript
Python
Python
FastAPI
Ruby
Ruby on Rails
Databases
ElasticSearch
OpenSearch
Amazon Aurora
MySQL
AI/ML
AI Agents
Frontend
Vue.js
Storybook
PostCSS
Element Plus
DevOps
Docker Compose
Datadog
AWS Fargate
Amazon ECS
Amazon CloudWatch
Terraform
Docker
GCP
AWS
+16
In office (Tokyo, Japan) • Full-Time
Ruby
TypeScript
JavaScript
Python
Python
FastAPI
Ruby
Ruby on Rails
Databases
ElasticSearch
OpenSearch
Amazon Aurora
MySQL
AI/ML
Claude Code
LLM
AI Agents
Frontend
Vue.js
Storybook
PostCSS
Element Plus
DevOps
Docker Compose
Datadog
AWS Fargate
Amazon ECS
Amazon CloudWatch
Terraform
Docker
GCP
AWS
+18
HQ: Tokyo, Japan • Smart Grid • Energy Management • Trust D • Hiring 10
Digital Grid is a Japanese energy technology company that develops a platform letting anyone choose their energy freely, with the goal of democratising energy and expanding renewables. It helps companies and municipalities adopt renewable power and hires backend, infrastructure and corporate IT engineers, business staff and graduates. The company is based in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
Likely inactiveVerified live · 1 hour ago
7 months ago
Long shot · 2%
110. フロントエンドエンジニア
$52k – $78k per year • In office (Tokyo, Japan) • Full-Time
TypeScript
JavaScript
Python
Python
FastAPI
Databases
PostgreSQL
Frontend
React.js
DevOps
GitHub
AWS
HQ: Tokyo, Japan • Secondhand • 51-200 employees • Trust D • Hiring 19
Belong is a Japanese company started as an in-house startup of ITOCHU that sells, buys back and rents out used smartphones. It builds its reuse business on the resources of the ITOCHU group, runs a trading team for sourcing used mobile devices worldwide and hires procurement, alliance sales, business development and product staff. The company is headquartered in Tokyo, Japan.
No named decision-maker yet.
Careers mailbox is known
$39k – $55k per year • In office (Tokyo, Japan) • Full-Time
GraphQL
DevOps
GCP
Design
Figma
QA
Vitest
$32k – $60k per year • Senior • In office (Tokyo, Japan) • Full-Time • Senior
Fukuoka • Trust C • Hiring 12
ベガコーポレーションは、Eコマースを中心としたIT事業の展開を行ってます。「誠実・愛・感謝 人との繋がりを大切に」という経営理念を掲げ、国内最大の総合インターネット通販企業をめざし、創業以来順調に成長を続けています.
No named decision-maker yet.
No careers mailbox known
Likely inactiveVerified live · 4 hours ago
7 months ago
Long shot · 2%
フロントエンドエンジニア
$26k – $39k per year • In office (Fukuoka, Japan) • Full-Time
TypeScript
JavaScript
AI/ML
Gemini
ChatGPT
Copilot
Frontend
Vue.js
GraphQL
Storybook
Apollo Client
Sass
ESLint
Prettier
Vuex
DevOps
AWS Lambda
Amazon ECS
Amazon S3
GitHub Actions
GitHub
Docker
AWS
Analytics
Looker
Management
Miro
Confluence
Jira
QA
Jest
+17
Tokyo • Books • E-learning • Trust B • Hiring 5
Yondemy is a Japanese education company running an online reading programme for children in which its AI tutor recommends books matched to each child. Its mission is to bring rich reading experiences to children across Japan, and it hires UI and UX designers and software engineers for frontend, backend and full stack work. The company is based in Japan.
No named decision-maker yet.
No careers mailbox known
In office (Tokyo, Japan) • Full-Time
TypeScript
SQL
Python
C#
C#
.NET
Databases
Google BigQuery
PostgreSQL
AI/ML
Claude Code
Frontend
GraphQL
DevOps
Google Cloud Run
GitHub Actions
GitHub
GCP
CI/CD
Design
Figma
Management
Miro
+8
Machine Learning • Custom Software Development • 201-500 employees • Hiring 2
Carnot AI is a Japanese software company that develops Jinba, a service for building custom workflows and deploying them instantly as scalable API endpoints. Users can build workflows through chat and connect them to MCP tools, and the company hires senior frontend engineers for its workflow editor, monitoring and integration features as well as forward deployed engineers. The company is based in Japan.
No named decision-maker yet.
Careers mailbox is known
Senior • In office (Japan) • Senior
