DoublU tech stack
DoublU builds mostly with Python, SQL, SAS, JavaScript. Its stack also includes Databricks, AWS, Snowflake, PyTorch. Python is named in 12 of the 15 job postings DoublU published in the last 12 months (80%). Counted by Alion from the job postings of DoublU, updated Nov 15, 2026.
What programming languages does DoublU use?
Python is named in 80% of job postings at DoublU, followed by SQL (60%), SAS (13%), JavaScript (13%).
SAS 
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What frameworks and libraries does DoublU use?
PyTorch is named in 13% of job postings at DoublU, followed by TensorFlow (13%), Angular (7%), Dagster (7%).
PyTorch
2 13%
TensorFlow
2 13%
Angular
1 7%
Dagster
1 7%
Hadoop
1 7%
LangChain
1 7%
LlamaIndex
1 7%
NumPy
1 7%
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What databases does DoublU use?
Snowflake is named in 27% of job postings at DoublU, followed by Db2 (7%), DynamoDB (7%), Oracle (7%).
Snowflake
4 27%
Db2
1 7%
DynamoDB
1 7%
Oracle
1 7%
PostgreSQL
1 7%
Teradata
1 7%
Amazon Aurora
1 7%
Amazon Redshift
1 7%
What cloud and platforms does DoublU use?
Databricks is named in 40% of job postings at DoublU, followed by AWS (40%), GCP (27%), Spark (27%).
Databricks
6 40%
AWS
6 40%
GCP
4 27%
Spark
4 27%
Azure
4 27%
Kubernetes
4 27%
Airflow
2 13%
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What developer tools does DoublU use?
Git is named in 27% of job postings at DoublU, followed by pySpark (27%), Rest API (20%), Terraform (13%).
Git
4 27%
pySpark
4 27%
Rest API
3 20%
Terraform
2 13%
dbt
2 13%
Ansible
1 7%
Backstage
1 7%
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What AI and ML technologies does DoublU use?
LLM is named in 27% of job postings at DoublU, followed by Gemini (7%).
Which engineering practices does DoublU ask for?
CI/CD is named in 47% of job postings at DoublU, followed by ETL/ELT (40%), AI Agents (20%), RAG (20%).
CI/CD
7 47%
AI Agents
3 20%
RAG
3 20%
Prompt Engineering
2 13%
Embeddings
1 7%
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What does each DoublU team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Data Science
6 postingsHow does your stack fit DoublU?
How modern is the DoublU stack?
DoublU scores 81 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 common is the DoublU stack in its industry?
Share of the 4,555 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like DoublU
Questions about the DoublU tech stack
What programming languages does DoublU use?
The languages named in DoublU job postings are Python (80%), SQL (60%), SAS (13%), JavaScript (13%), TypeScript (13%), as a share of the 15 postings of the last 12 months.
Does DoublU use PyTorch?
Yes. PyTorch is named in 2 of 15 job postings (13%) and required in 2 of them.
What cloud and platforms does DoublU use?
The cloud and platforms named in DoublU job postings are Databricks (6), AWS (6), GCP (4) (postings in brackets).
What skills do you need for a Data Science job at DoublU?
Data Science postings at DoublU most often require Python (5), SQL (5), Databricks (4), pySpark (4), out of 6 postings in the last 12 months.
Is the DoublU tech stack changing?
No new technology has appeared in DoublU job postings in the last six months.
How modern is the DoublU tech stack?
DoublU scores 81 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 DoublU tech stack?
Alion reads every job posting DoublU publishes and tags the technologies each one names. The figures on this page count the 15 postings of the last 12 months and were updated on Nov 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, "DoublU tech stack: 93 technologies from 15 job postings", as of Nov 15, 2026. https://alion.io/company/doublu/technologies