Celonis tech stack
Celonis builds mostly with Python, SQL, Apex, Java. Its stack also includes AWS, Azure, PyTorch, LangChain. Python is named in 143 of the 333 job postings Celonis published in the last 12 months (43%). Counted by Alion from the job postings of Celonis, updated Sep 27, 2026.
What programming languages does Celonis use?
Python is named in 43% of job postings at Celonis, followed by SQL (33%), Apex (9%), Java (7%).
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What frameworks and libraries does Celonis use?
PyTorch is named in 15% of job postings at Celonis, followed by LangChain (14%), LlamaIndex (11%), Angular (4%).
PyTorch
49 15%
LangChain
46 14%
LlamaIndex
36 11%
Angular
14 4%
Spring Boot
12 4%
Hibernate
8 2%
Scikit-learn
8 2%
TensorFlow
8 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%).
What cloud and platforms does Celonis use?
AWS is named in 20% of job postings at Celonis, followed by Azure (19%), OpenAI (16%), GCP (15%).
AWS
68 20%
Azure
64 19%
GCP
50 15%
Databricks
47 14%
Kubernetes
15 5%
AWS Bedrock
15 5%
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What developer tools does Celonis use?
Cursor is named in 6% of job postings at Celonis, followed by Informatica (6%), Talend (6%), Claude Code (6%).
Cursor
21 6%
Claude Code
19 6%
Copilot
16 5%
Lighthouse
13 4%
Docker
9 3%
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What AI and ML technologies does Celonis use?
LLM is named in 22% of job postings at Celonis, followed by Claude (5%), 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 (19%), RAG (17%).
AI Agents
312 94%
Prompt Engineering
62 19%
RAG
57 17%
Function Calling
49 15%
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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
56 postingsSales
44 postingsSolutions
36 postingsAI/ML
27 postingsBackend
25 postingsProduct
24 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: $193k across 53 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Python | 22 | $188k | −3% |
| AWS | 20 | $191k | −1% |
| Azure | 18 | $191k | −1% |
| LLM | 17 | $190k | −2% |
| SQL | 14 | $153k | −21% |
| GCP | 11 | $230k | +19% |
| PyTorch | 11 | $191k | −1% |
| LangChain | 11 | $190k | −2% |
| Claude | 8 | $184k | −5% |
| Databricks | 7 | $200k | +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 85 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 151 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 (43%), SQL (33%), Apex (9%), Java (7%), JavaScript (5%), as a share of the 333 postings of the last 12 months.
Does Celonis use PyTorch?
Yes. PyTorch is named in 49 of 333 job postings (15%) and required in 42 of them.
What cloud and platforms does Celonis use?
The cloud and platforms named in Celonis job postings are AWS (68), Azure (64), OpenAI (52) (postings in brackets).
What skills do you need for a Industrial Engineering job at Celonis?
Industrial Engineering postings at Celonis most often require Python (32), SQL (23), LLM (20), OpenAI (18), out of 56 postings in the last 12 months.
Is the Celonis tech stack changing?
Yes. Human-in-the-Loop, Looker, Transformers, Playwright first appeared in Celonis job postings in the last six months.
How modern is the Celonis tech stack?
Celonis scores 85 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 333 postings of the last 12 months and were updated on Sep 27, 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: 144 technologies from 333 job postings", as of Sep 27, 2026. https://alion.io/company/celonis/technologies