Cierpa & Co
ESG & Carbon Accounting Software
Overview
Cierpa & Co is a Japanese ESG and AI startup that supports companies in moving to sustainability management with advanced technologies and sustainability expertise. Its SaaS product SmartESG for sustainability disclosure is used by many large companies, including firms listed on the Tokyo Stock Exchange Prime market, and it hires product managers, project managers and software engineers for web development and AI research. The company is headquartered in Tokyo, Japan.
How Cierpa & Co hires
Truth index
C 62/100
Ghost roles
64%
Stale roles
0%
Reposted roles
0%
Cierpa & Co scores C on the Alion truth index (A is best, E worst), measured over 11 open roles re-checked against its own hiring board: 64% 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
Funding and backers
Hiring now
11
+1 posted in 30 days
Backers
2
Genesia Ventures, Global Brain
Momentum
19/100
hiring for its size, in the news
Last sign of life
this month
a posting or a news item
Tractionpublic signals, read monthly
Web presence
top 6%
of 133.2M domains by links, Common Crawl
Backed byfrom the funds' portfolios and accelerator catalogs
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Jobs
In office · Full-Time · Tokyo
JavaScript
TypeScript
PostgreSQL
Frontend
GraphQL
tRPC
DevOps
CI/CD
AWS
Apply
Apply
In office · Full-Time · Tokyo
JavaScript
TypeScript
PostgreSQL
Frontend
GraphQL
tRPC
DevOps
CI/CD
Apply
Apply
Apply
Apply
Apply
Apply
Growth
Hiring Momentum
28/100
Slowing
Open positions
11
0 opened / 0 closed in 30 days
ATS activity
Every ~5 hours
Today
Hiring Dynamics
0%
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
25% ▼
Leadership
25% ▲
HR
25% ▲
Solutions
25% ▲
Tech stack
Technologies named in job postings at Cierpa & Co over the last 12 months, by layer, with the share of postings for each.
Technologies in use
10
Postings analysed
4
Stack modernity
81/100AI adopter
Languages
JavaScript
TypeScript
Frameworks & libraries
tRPC
Databases
PostgreSQL
Cloud & platforms
AWS
AI & ML
LLM
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Full Cierpa & Co tech stack
10 technologies · by team · pay by technology · changes · similar stacks
Connections
List
Graph
Found in company registers, site code, DNS and hiring. Each connection shows how sure we are and the evidence, with its source and date.
Shared investors

Genesia VenturesVia a fund

Global BrainVia a fund
535 portfolio companies
Click a company to open it. Dashed lines are likely connections. The second step of the network is part of the Pro plan.
Owner
Same company
Same group
Likely
News
シェルパ・アンド・カンパニー、社内に眠る無形資産をAIで価値化する新サービス「Cierpa AX」を提供開始:時事ドットコム
シェルパ・アンド・カンパニー- サステナビリティ領域で培った非定型文書解析・根拠提示AIを全社へ拡張AI-ready化から意思決定に使えるDecision-ready化まで一貫支援 -シェルパ・アンド・カンパニー株式会社本社:東京都品川区、代表取締役CEO 杉本淳、以下「シェルパ」は、企業内に散在する技術文書、商談記録、審査資料など、無形資産の源泉となる非定型文書をAIが活用できる「AI-ready」な状態へと変換し、さらに人間の意思決定に使える「Decision-ready」な状態へ…
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Report
シェルパ・アンド・カンパニー、社内に眠る無形資産をAIで価値化する新サービス「Cierpa AX」を提供開始
シェルパ・アンド・カンパニー、社内に眠る無形資産をAIで価値化する新サービス「Cierpa AX」を提供開始の記事ページです
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Report
SmartESG、環境情報開示プラットフォーム「CDP」とシステム連携を開始社内データ収集から回答提出まで一気通貫した対応が可能に
シェルパ・アンド・カンパニー株式会社のプレスリリース2026年7月13日 11時32分SmartESG、環境情報開示プラットフォーム「CDP」とシステム連携を開始社内データ収集から回答提出まで一気通貫した対応が可能に
Read more
Report
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
Tokyo
Tokyo
Japan
HQ
11 open roles 4 posted in 90 days 27% engineering $54k Avg Salary
hires for Backend, Leadership, Product






