DoublU tech stack
DoublU builds mostly with Python, SQL. Its stack also includes AWS, Databricks, Snowflake, PyTorch. Python is named in 6 of the 6 job postings DoublU published in the last 12 months (100%). Counted by Alion from the job postings of DoublU, updated Sep 27, 2026.
What programming languages does DoublU use?
Python is named in 100% of job postings at DoublU, followed by SQL (67%).
What frameworks and libraries does DoublU use?
PyTorch is named in 33% of job postings at DoublU, followed by TensorFlow (33%), LangChain (17%), LlamaIndex (17%).
PyTorch
2 33%
TensorFlow
2 33%
LangChain
1 17%
LlamaIndex
1 17%
NumPy
1 17%
Pandas
1 17%
Scikit-learn
1 17%
What databases does DoublU use?
Snowflake is named in 50% of job postings at DoublU, followed by Amazon Aurora (17%), Amazon Redshift (17%).
What cloud and platforms does DoublU use?
AWS is named in 50% of job postings at DoublU, followed by Databricks (50%), GCP (33%), Azure (33%).
AWS
3 50%
Databricks
3 50%
GCP
2 33%
Azure
2 33%
Kubernetes
2 33%
BrowserStack
1 17%
Show all (17)
What developer tools does DoublU use?
Docker is named in 17% of job postings at DoublU, followed by GraphQL (17%), Rest API (17%), Semantic Kernel (17%).
What AI and ML technologies does DoublU use?
LLM is named in 50% of job postings at DoublU, followed by Gemini (17%).
Which engineering practices does DoublU ask for?
AI Agents is named in 33% of job postings at DoublU, followed by CI/CD (33%), ETL/ELT (33%), Machine Learning (33%).
AI Agents
2 33%
CI/CD
2 33%
Prompt Engineering
2 33%
RAG
2 33%
Embeddings
1 17%
Fine-tuning
1 17%
Show all (15)
How does your stack fit DoublU?
How modern is the DoublU stack?
DoublU 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 DoublU
Questions about the DoublU tech stack
What programming languages does DoublU use?
The languages named in DoublU job postings are Python (100%), SQL (67%), as a share of the 6 postings of the last 12 months.
Does DoublU use PyTorch?
Yes. PyTorch is named in 2 of 6 job postings (33%) and required in 2 of them.
What cloud and platforms does DoublU use?
The cloud and platforms named in DoublU job postings are AWS (3), Databricks (3), GCP (2) (postings in brackets).
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 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 DoublU tech stack?
Alion reads every job posting DoublU publishes and tags the technologies each one names. The figures on this page count the 6 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, "DoublU tech stack: 54 technologies from 6 job postings", as of Sep 27, 2026. https://alion.io/company/doublu/technologies