MonotaRO
monotaro.com
Actively hiring
Wholesale
Maintenance, Repair & Operations (MRO)
E-commerce Platforms
B2B Commerce
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News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
How MonotaRO hires
Truth index
A 95/100
Median time to fill
1130 days
Ghost roles
0%
Stale roles
0%
Reposted roles
0%
MonotaRO scores A on the Alion truth index (A is best, E worst), measured over 36 open roles re-checked against its own hiring board: 0% look like ghost listings, 0% have gone stale and 0% are the same role posted again. Its roles close in a median of 1130 days. 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
MonotaRO is an e-commerce company founded in 2000 and based in Amagasaki that sells industrial supplies to businesses online. It carries millions of items for factories, workshops and construction sites and uses data driven merchandising and its own automated distribution centres. The company is majority owned by the American distributor Grainger.
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MonotaROが三光化学工業の防毒マスク・防じんマスクをプライベートブランドとして発売
株式会社MonotaROのプレスリリース2025年10月30日 15時30分MonotaROが三光化学工業の防毒マスク・防じんマスクをプライベートブランドとして発売
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MonotaRO、12年ぶり社長交代 コンサル出身の田村咲耶氏：朝日新聞
建設資材の通信販売会社「MonotaROモノタロウ」は22日、常務執行役の田村咲耶さくや氏41が社長に昇格すると発表した鈴木雅哉社長48は代表権を持つ会長となる創業者で、住宅設備…
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IndiaMART Acquires 26% Stake In IB Monotaro; To Focus Beyond Made-To-Order B2B Ecommerce
B2B marketplace IndiaMART has acquired a 26% stake in Japan-based IB Monotaro for a total consideration of INR 104.2 Cr
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Tech stack
Technologies named in job postings at MonotaRO over the last 12 months, by layer, with the share of postings for each.
Technologies in use
41
Postings analysed
6
Stack modernity
91/100AI adopter
Languages
Python
SQL
TypeScript
JavaScript
Frameworks & libraries
FastAPI
Next.js
OpenAI Agents SDK
React.js
Databases
BigQuery
Google BigQuery
Amazon Aurora
ElasticSearch
Cloud & platforms
AWS
GCP
Kubernetes
Amazon CloudWatch
AI & ML
LLM
Claude
Gemini
LoRA
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Full MonotaRO tech stack
41 technologies · by team · pay by technology · changes · similar stacks
Growth
Hiring Momentum
50/100
Stable
Open positions
36
1 opened / 3 closed in 30 days
Median time-to-fill
1130 days
faster than 3% of the market
ATS activity
Every ~4 hours
Today
Hiring Dynamics
+100%
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.
Networking
50% ▼
Early Careers
50% ▲
Activity Timeline
New location: Osaka
Sep 2026
Added BGP to stack
Sep 2026
Offices
Where the company hires and what each office is for
Cities
3
Hiring now
2
Countries
1
Busiest office
Osaka
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Headquarters
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Amagasaki
Japan
HQ
Osaka
Japan
Regional office
27 open roles 1 posted in 90 days 63% engineering 10-50 est. staff $69k Avg Salary
hires for Backend, Leadership, Data Science
Tokyo
Japan
Regional office
10 open roles 1 posted in 90 days 60% engineering 50-200 est. staff
hires for Backend, Solutions, AI/ML
Jobs
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In office • Full-Time • Tokyo
Python
JavaScript
TypeScript
SQL
FastAPI
Databases
Google BigQuery
BigQuery
AI/ML
Claude
Frontend
Next.js
React.js
DevOps
GCP
AWS
Cybersecurity
Okta
Management
Slack
Google Workspace
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In office • Full-Time • Tokyo
Python
Gemini
LLM
RAG
OpenAI
OpenAI Agents SDK
DevOps
AWS
Docker
Kubernetes
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$35k – $80k per year • In office • Full-Time • Osaka
Python
JavaScript
Git
Docker
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$32k – $70k per year • In office • Full-Time • Osaka
Apache Kafka
Google BigQuery
Amazon Redshift
BigQuery
DevOps
GCP
Azure
AWS
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