Hitachi tech stack
Hitachi builds mostly with Java, COBOL, Python, TypeScript. Its stack also includes AWS, Azure, PostgreSQL, PoC Library. AWS is named in 70 of the 121 job postings Hitachi published in the last 12 months (58%). Counted by Alion from the job postings of Hitachi, updated Oct 16, 2026.
What programming languages does Hitachi use?
Java is named in 10% of job postings at Hitachi, followed by COBOL (7%), Python (7%), TypeScript (3%).
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What frameworks and libraries does Hitachi use?
PoC Library is named in 5% of job postings at Hitachi, followed by Hadoop (2%), Spring Boot (2%), ROS2 (2%).
Hadoop
3 2%
Spring Boot
3 2%
ROS2
2 2%
LightGBM
1 1%
NumPy
1 1%
Optuna
1 1%
PyTorch
1 1%
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What databases does Hitachi use?
PostgreSQL is named in 7% of job postings at Hitachi, followed by MySQL (2%), Amazon Aurora (1%).
What cloud and platforms does Hitachi use?
AWS is named in 58% of job postings at Hitachi, followed by Azure (42%), Windows (17%), Linux (12%).
AWS
70 58%
Azure
51 42%
VMWare
11 9%
GCP
9 7%
GitHub
9 7%
Kubernetes
6 5%
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What developer tools does Hitachi use?
Claude Code is named in 4% of job postings at Hitachi, followed by Copilot (4%), Docker (3%), Terraform (3%).
Claude Code
5 4%
Copilot
5 4%
Docker
4 3%
Terraform
4 3%
Jenkins
3 2%
Ansible
2 2%
CloudFormation
2 2%
Git
2 2%
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What AI and ML technologies does Hitachi use?
Claude is named in 5% of job postings at Hitachi, followed by LLM (3%).
Which engineering practices does Hitachi ask for?
AI Agents is named in 5% of job postings at Hitachi, followed by CI/CD (5%), TCP/IP (4%), RAG (3%).
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What does each Hitachi team work with?
The technologies each team's postings require most often, with the number of postings that require them.
DevOps
42 postingsBackend
34 postingsAI/ML
12 postingsSecurity
11 postingsSupport
8 postingsEnterprise Apps
7 postingsHow does your stack fit Hitachi?
How modern is the Hitachi stack?
Hitachi scores 82 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 2; legacy ones: 0.
Companies with a stack like Hitachi
Questions about the Hitachi tech stack
What programming languages does Hitachi use?
The languages named in Hitachi job postings are Java (10%), COBOL (7%), Python (7%), TypeScript (3%), C++ (2%), as a share of the 121 postings of the last 12 months.
Does Hitachi use PoC Library?
Yes. PoC Library is named in 6 of 121 job postings (5%) and required in 6 of them.
What cloud and platforms does Hitachi use?
The cloud and platforms named in Hitachi job postings are AWS (70), Azure (51), Windows (20) (postings in brackets).
What skills do you need for a DevOps job at Hitachi?
DevOps postings at Hitachi most often require AWS (31), Azure (27), VMWare (8), Windows (8), out of 42 postings in the last 12 months.
Is the Hitachi tech stack changing?
No new technology has appeared in Hitachi job postings in the last six months.
How modern is the Hitachi tech stack?
Hitachi scores 82 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 2; legacy ones: 0.
How does Alion know the Hitachi tech stack?
Alion reads every job posting Hitachi publishes and tags the technologies each one names. The figures on this page count the 121 postings of the last 12 months and were updated on Oct 16, 2026.
Method and citation
Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count
Alion, "Hitachi tech stack: 85 technologies from 121 job postings", as of Oct 16, 2026. https://alion.io/company/hitachi-co-jp/technologies