ON.energy tech stack
ON.energy builds mostly with Python, MATLAB, SQL, Bash. Its stack also includes Azure, Azure DevOps, Transformers, Pytest. Python is named in 13 of the 44 job postings ON.energy published in the last 12 months (30%). Counted by Alion from the job postings of ON.energy, updated Oct 15, 2026.
What programming languages does ON.energy use?
Python is named in 30% of job postings at ON.energy, followed by MATLAB (16%), SQL (16%), Bash (2%).
C# 
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What frameworks and libraries does ON.energy use?
Transformers is named in 5% of job postings at ON.energy, followed by Pytest (5%), GSAP (2%), Pinia (2%).
Transformers
2 5%
Pytest
2 5%
GSAP
1 2%
Pinia
1 2%
Playwright
1 2%
React.js
1 2%
Rest-Assured
1 2%
Selenium
1 2%
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What databases does ON.energy use?
Apache Hudi is named in 2% of job postings at ON.energy, followed by Apache Iceberg (2%), Delta Lake (2%), DynamoDB (2%).
What cloud and platforms does ON.energy use?
Azure is named in 27% of job postings at ON.energy, followed by Azure DevOps (25%), AWS (16%), Microsoft Entra ID (7%).
Azure
12 27%
Azure DevOps
11 25%
AWS
7 16%
Power BI
3 7%
GitLab CI
2 5%
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What developer tools does ON.energy use?
OPC UA is named in 27% of job postings at ON.energy, followed by AutoCAD (23%), MQTT (16%), Git (11%).
OPC UA
12 27%
AutoCAD
10 23%
MQTT
7 16%
Git
5 11%
Terraform
3 7%
Zabbix
3 7%
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What AI and ML technologies does ON.energy use?
LLM is named in 5% of job postings at ON.energy, followed by ChatGPT (2%), Claude (2%).
Which engineering practices does ON.energy ask for?
VPN is named in 14% of job postings at ON.energy, followed by TCP/IP (14%), CI/CD (11%), BGP (7%).
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What other technologies does ON.energy use?
Base is named in 2% of job postings at ON.energy.
Base
1 2%
What does each ON.energy team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Industrial Engineering
16 postingsQA
5 postingsHow does your stack fit ON.energy?
How is the ON.energy stack changing?
Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.
How modern is the ON.energy stack?
ON.energy 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: 3; legacy ones: 0.
How common is the ON.energy stack in its industry?
Share of the 797 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like ON.energy
Questions about the ON.energy tech stack
What programming languages does ON.energy use?
The languages named in ON.energy job postings are Python (30%), MATLAB (16%), SQL (16%), Bash (2%), C# (2%), as a share of the 44 postings of the last 12 months.
Does ON.energy use Transformers?
Yes. Transformers is named in 2 of 44 job postings (5%) and required in 2 of them.
What cloud and platforms does ON.energy use?
The cloud and platforms named in ON.energy job postings are Azure (12), Azure DevOps (11), AWS (7) (postings in brackets).
What skills do you need for a Industrial Engineering job at ON.energy?
Industrial Engineering postings at ON.energy most often require OPC UA (8), AutoCAD (5), MQTT (3), SQL (3), out of 16 postings in the last 12 months.
Is the ON.energy tech stack changing?
Yes. Power BI, Terraform, CloudFormation, Grafana first appeared in ON.energy job postings in the last six months.
How modern is the ON.energy tech stack?
ON.energy 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: 3; legacy ones: 0.
How does Alion know the ON.energy tech stack?
Alion reads every job posting ON.energy publishes and tags the technologies each one names. The figures on this page count the 44 postings of the last 12 months and were updated on Oct 15, 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, "ON.energy tech stack: 114 technologies from 44 job postings", as of Oct 15, 2026. https://alion.io/company/on-energy/technologies