BitStar
bitstar.tokyo
Actively hiring
Content Creation
Sales & Marketing
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Overview
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Technologies
Tech DNA
Julia
Ruby
TypeScript
Ruby on Rails
Next.js
React.js
ElasticSearch
MySQL
Redis
AWS
AI/ML
Julia
Function Calling
LLMOps
Claude Code
Devin
AWS
Docker
GitHub
ElasticSearch
MySQL
Redis
Frontend
TypeScript
JavaScript
Figma
Next.js
React.js
Other
Ruby
Ruby on Rails
ETL/ELT
Jira
Slack
Stack modernity
78/100
How modern this stack is, based on technology relevance, AI adoption and the share of legacy tools.
In-demand technologies
Function Calling
1 job
Required
$915k
+307% vs market
LLMOps
1 job
Required
$915k
+346% vs market
ETL/ELT
1 job
Optional
$915k
+465% vs market
JavaScript
1 job
Optional
$915k
+451% vs market
TypeScript
1 job
Required
$915k
+381% vs market
Ruby
1 job
Required
$915k
+613% vs market
MySQL
1 job
Required
$915k
+604% vs market
Redis
1 job
Required
$915k
+603% vs market
Salary medians are calculated from this company's open jobs and compared with the market.
Industry adoption
JavaScript
3%
TypeScript
2%
Figma
2%
AWS
2%
Docker
2%
React.js
2%
Share of companies in the same industry that use each technology.
Stack changes
JavaScript
Sep 2026
TypeScript
Sep 2026
Slack
Sep 2026
Ruby on Rails
Sep 2026
Ruby
Sep 2026
Redis
Sep 2026
React.js
Sep 2026
Next.js
Sep 2026
Technologies recently added to or removed from this company's stack - a signal of tech migrations and new initiatives.
Jobgether
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AstraZeneca
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VueJobs
General Dynamics Information Technology
Growth
Hiring Momentum
28/100
Slowing
Open positions
9
0 opened / 0 closed in 30 days
ATS activity
Every ~4 hours
09/24/2026
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.
Early Careers
60% ▼
Administrative
20% ▲
HR
20% ▼
Offices
Where the company hires and what each office is for
Cities
2
Hiring now
1
Countries
1
Busiest office
Tokyo
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Headquarters
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Office with open vacancies
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Tokyo
Japan
Regional office
9 open roles 5 posted in 90 days 22% engineering $934k Avg Salary
hires for Early Careers, Backend, DevOps
Shibuya
Japan
Regional office
渋谷2-22-3 渋谷東口ビル 10F, 渋谷区, 東京都, 1500002, JP
Jobs
$613k – $915k per year • In office • Tokyo
JavaScript
TypeScript
Ruby
Ruby on Rails
Databases
MySQL
Redis
ElasticSearch
AI/ML
Claude Code
Devin
Frontend
Next.js
React.js
DevOps
AWS
Docker
GitHub
Design
Figma
Management
Slack
Jira
Apply
$457k – $915k per year • In office • Tokyo
Function Calling
LLMOps
Analytics
ETL/ELT
Apply