Celonis tech stack
Celonis builds mostly with Python, SQL, Apex, Java. Its stack also includes AWS, Azure, PyTorch, LangChain. Python is named in 206 of the 465 job postings Celonis published in the last 12 months (44%). Counted by Alion from the job postings of Celonis, updated Nov 12, 2026.
What programming languages does Celonis use?
Python is named in 44% of job postings at Celonis, followed by SQL (37%), Apex (7%), Java (5%).
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What frameworks and libraries does Celonis use?
PyTorch is named in 12% of job postings at Celonis, followed by LangChain (11%), LlamaIndex (8%), Angular (3%).
PyTorch
55 12%
LangChain
50 11%
LlamaIndex
39 8%
Angular
15 3%
Spring Boot
15 3%
Scikit-learn
12 3%
TensorFlow
12 3%
XGBoost
11 2%
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What databases does Celonis use?
PostgreSQL is named in 3% of job postings at Celonis, followed by Snowflake (2%), ClickHouse (1%), StarRocks (1%).
PostgreSQL
13 3%
Snowflake
9 2%
ClickHouse
3 1%
StarRocks
3 1%
MySQL
3 1%
Redis
2 <1%
DynamoDB
1 <1%
Oracle
1 <1%
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What cloud and platforms does Celonis use?
AWS is named in 18% of job postings at Celonis, followed by Azure (17%), GCP (14%), OpenAI (13%).
AWS
84 18%
Azure
80 17%
GCP
65 14%
Databricks
56 12%
AWS Bedrock
22 5%
Kubernetes
19 4%
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What developer tools does Celonis use?
Cursor is named in 8% of job postings at Celonis, followed by Claude Code (8%), OpenAI Codex (6%), Informatica (5%).
Cursor
38 8%
Claude Code
36 8%
Rest API
17 4%
Docker
17 4%
Copilot
16 3%
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What AI and ML technologies does Celonis use?
LLM is named in 19% of job postings at Celonis, followed by Claude (4%), Gemini (1%), ChatGPT (<1%).
Which engineering practices does Celonis ask for?
Digital Twin is named in 100% of job postings at Celonis, followed by AI Agents (94%), Prompt Engineering (18%), RAG (14%).
AI Agents
438 94%
Prompt Engineering
85 18%
RAG
65 14%
Function Calling
57 12%
Show all (31)
What does each Celonis team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Industrial Engineering
76 postingsSales
60 postingsSolutions
53 postingsAI/ML
33 postingsProduct
32 postingsDevOps
29 postingsHow does your stack fit Celonis?
How much does Celonis pay by technology?
Median stated pay of the postings that name each technology, against the median of all Celonis postings with stated pay: $191k across 73 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Python | 35 | $183k | −4% |
| SQL | 26 | $167k | −13% |
| AWS | 23 | $216k | +13% |
| Azure | 22 | $204k | +7% |
| LLM | 21 | $183k | −4% |
| GCP | 15 | $230k | +20% |
| LangChain | 12 | $187k | −2% |
| PyTorch | 11 | $191k | 0% |
| Databricks | 8 | $200k | +4% |
| Claude | 8 | $184k | −4% |
How is the Celonis 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 Celonis stack?
Celonis scores 86 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: 4; legacy ones: 0.
How common is the Celonis stack in its industry?
Share of the 355 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Celonis apart
Companies with a stack like Celonis
Questions about the Celonis tech stack
What programming languages does Celonis use?
The languages named in Celonis job postings are Python (44%), SQL (37%), Apex (7%), Java (5%), JavaScript (4%), as a share of the 465 postings of the last 12 months.
Does Celonis use PyTorch?
Yes. PyTorch is named in 55 of 465 job postings (12%) and required in 48 of them.
What cloud and platforms does Celonis use?
The cloud and platforms named in Celonis job postings are AWS (84), Azure (80), GCP (65) (postings in brackets).
What skills do you need for a Industrial Engineering job at Celonis?
Industrial Engineering postings at Celonis most often require Python (39), LLM (28), SQL (28), OpenAI (21), out of 76 postings in the last 12 months.
Is the Celonis tech stack changing?
Yes. Microsoft Fabric, Okta, Postman, Flink first appeared in Celonis job postings in the last six months.
How modern is the Celonis tech stack?
Celonis scores 86 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: 4; legacy ones: 0.
How does Alion know the Celonis tech stack?
Alion reads every job posting Celonis publishes and tags the technologies each one names. The figures on this page count the 465 postings of the last 12 months and were updated on Nov 12, 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, "Celonis tech stack: 151 technologies from 465 job postings", as of Nov 12, 2026. https://alion.io/company/celonis/technologies