Calfus tech stack
Calfus builds mostly with SQL, Python. Its stack also includes Oracle, AWS, Databricks, Snowflake. SQL is named in 7 of the 7 job postings Calfus published in the last 12 months (100%). Counted by Alion from the job postings of Calfus, updated Sep 27, 2026.
What programming languages does Calfus use?
SQL is named in 100% of job postings at Calfus, followed by Python (43%).
What databases does Calfus use?
Oracle is named in 57% of job postings at Calfus, followed by Snowflake (43%), Amazon Redshift (29%), PostgreSQL (29%).
Oracle
4 57%
Snowflake
3 43%
Amazon Redshift
2 29%
PostgreSQL
2 29%
Azure SQL Database
1 14%
Delta Lake
1 14%
What cloud and platforms does Calfus use?
AWS is named in 43% of job postings at Calfus, followed by Databricks (43%), Power BI (43%), Tableau (43%).
AWS
3 43%
Databricks
3 43%
Power BI
3 43%
Tableau
3 43%
Azure
2 29%
AWS Lambda
1 14%
GCP
1 14%
What developer tools does Calfus use?
Azure Data Factory is named in 29% of job postings at Calfus, followed by Rest API (29%).
Rest API
2 29%
Which engineering practices does Calfus ask for?
AI Agents is named in 100% of job postings at Calfus, followed by Edge AI (100%), ETL/ELT (43%), SOAP (29%).
What does each Calfus team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Data Science
3 postingsHow does your stack fit Calfus?
How modern is the Calfus stack?
Calfus scores 74 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
Questions about the Calfus tech stack
What programming languages does Calfus use?
The languages named in Calfus job postings are SQL (100%), Python (43%), as a share of the 7 postings of the last 12 months.
Does Calfus use AWS?
Yes. AWS is named in 3 of 7 job postings (43%) and required in 3 of them.
What cloud and platforms does Calfus use?
The cloud and platforms named in Calfus job postings are AWS (3), Databricks (3), Power BI (3) (postings in brackets).
What skills do you need for a Data Science job at Calfus?
Data Science postings at Calfus most often require AWS (3), Databricks (3), Power BI (3), Python (3), out of 3 postings in the last 12 months.
Is the Calfus tech stack changing?
No new technology has appeared in Calfus job postings in the last six months.
How modern is the Calfus tech stack?
Calfus scores 74 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How does Alion know the Calfus tech stack?
Alion reads every job posting Calfus publishes and tags the technologies each one names. The figures on this page count the 7 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, "Calfus tech stack: 22 technologies from 7 job postings", as of Sep 27, 2026. https://alion.io/company/calfus/technologies