Overview
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials

How aisaac hires

Truth index
C 68/100
Ghost roles
53%
Stale roles
0%
Reposted roles
0%

aisaac scores C on the Alion truth index (A is best, E worst), measured over 17 open roles re-checked against its own hiring board: 53% 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

アイザック株式会社の公式サイトです。アイザックは、自己資本100%で実験的事業を生み出すラボカンパニー。好奇心と技術を武器に「世の中を、実験しよう。」を体現します。.

Technologies

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Tech DNA
JavaScript
TypeScript
Node JS
React.js
Nest.JS
React Native
PostgreSQL
Redis
BigQuery
GCP
Azure
Cloudflare
LLM
ChatGPT
Claude
Frontend
JavaScript
TypeScript
Node JS
CI/CD
React.js
Docker
Nest.JS
Figma
GCP
GitHub Actions
Azure
GitHub
Cloudflare
Terraform
WebSockets
Vercel
New Relic
pnpm
React Router
Tailwind CSS
Zod
Next.js
TanStack Start
Mobile
C#
Expo
React Native
Firebase
Crashlytics
AI/ML
PostgreSQL
Redis
BigQuery
Google BigQuery
SQLite
LLM
Claude Code
ChatGPT
Claude
Other
Ruby
Slack
Ruby on Rails
Jest
Live2D Cubism
Rest API
Vitest
Stripe
Stack modernity Cutting-edge AI adopter
88/100
How modern this stack is, based on technology relevance, AI adoption and the share of legacy tools.
In-demand technologies
JavaScript 8 jobs Optional
$95k -43% vs market
TypeScript 7 jobs Required
$95k -50% vs market
React.js 6 jobs Optional
$95k -47% vs market
CI/CD 6 jobs Required
$95k -46% vs market
Slack 6 jobs Required
$95k -28% vs market
PostgreSQL 5 jobs Required
$95k -38% vs market
Docker 5 jobs Required
$95k -43% vs market
React Native 4 jobs Required
$95k -46% vs market
Salary medians are calculated from this company's open jobs and compared with the market.
Stack changes
Rest API Sep 2026
Claude Sep 2026
ChatGPT Sep 2026
Ruby Sep 2026
Ruby on Rails Sep 2026
New Relic Sep 2026
Google BigQuery Sep 2026
Crashlytics Sep 2026
Technologies recently added to or removed from this company's stack - a signal of tech migrations and new initiatives.

Salary insights

Compensation ranges based on this company's open jobs
Median
$76k
Typical range
$32k – $128k
Open positions
12
2 Jobs
Architect 100%
Level Jobs Median Typical range
Architect 2 $95k $95k
Highest paying role Aimy - ソフトウェアエンジニア - 業務委託 $128k
Normalized to USD per year

Growth

Hiring Momentum
28/100
Slowing
Open positions
17
0 opened / 0 closed in 30 days
ATS activity
Every ~3 hours
Today
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
13% ▼
Games
13% ▲
Leadership
13% ▼
Product
13% ▲
Design
13% ▲
Finance
13% ▲

Offices

Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
Tokyo
Tokyo Japan
Regional office
15 open roles 6 posted in 90 days 27% engineering $75k Avg Salary
hires for Backend, Product, Design
seen since Jul 2025 job postings

Jobs

In office
JavaScript
TypeScript
SQLite
AI/ML
LLM
Frontend
Tailwind CSS
React.js
Zod
pnpm
React Router
DevOps
WebSockets
Cloudflare
Management
Stripe
QA
Vitest
Apply
$29k – $46k per year • In office • Full-Time • Tokyo
Live2D Cubism
Apply
In office • Full-Time
JavaScript
TypeScript
Ruby
Ruby on Rails
Databases
Google BigQuery
BigQuery
AI/ML
Claude
ChatGPT
Frontend
React.js
Mobile
React Native
Expo
Design
Figma
Management
Slack
Apply
$50k – $128k per year • In office • Freelance • Tokyo
JavaScript
TypeScript
C#
Node JS
Nest.JS
Databases
PostgreSQL
Redis
DevOps
Azure
CI/CD
Docker
GitHub
Management
Slack
Apply
$95k per year • In office • Full-Time • Tokyo
JavaScript
PostgreSQL
Frontend
React.js
TanStack Start
DevOps
GCP
GitHub Actions
Vercel
CI/CD
Docker
Cloudflare
Design
Figma
Management
Slack
Apply
$58k – $88k per year • In office • Freelance • Tokyo
Apply
≈ $35k – $96k per year (Estimated) • In office • Tokyo
JavaScript
TypeScript
Ruby
Ruby on Rails
Databases
Google BigQuery
BigQuery
AI/ML
Claude Code
Frontend
React.js
Mobile
React Native
Expo
Crashlytics
DevOps
New Relic
CI/CD
Apply
≈ $35k – $95k per year (Estimated) • In office • Tokyo
JavaScript
TypeScript
Node JS
Nest.JS
Databases
PostgreSQL
Frontend
React.js
Mobile
React Native
Firebase
Expo
DevOps
Rest API
Terraform
GCP
GitHub Actions
CI/CD
Docker
Design
Figma
Management
Slack
QA
Jest
Apply
$32k – $95k per year • In office • Full-Time • Tokyo
JavaScript
TypeScript
C#
Node JS
Nest.JS
Databases
PostgreSQL
Redis
DevOps
Azure
CI/CD
Docker
GitHub
Management
Slack
Apply
$64k per year • In office • Full-Time • Tokyo
Apply
$32k – $51k per year • In office • Full-Time • Tokyo
Apply
$34k – $46k per year • In office • Full-Time • Tokyo
Apply