Sift tech stack
Sift builds mostly with Python, Java, SQL, JavaScript. Its stack also includes GCP, Spark, Google Bigtable, Flink. Python is named in 8 of the 12 job postings Sift published in the last 12 months (67%). Counted by Alion from the job postings of Sift, updated Oct 13, 2026.
What programming languages does Sift use?
Python is named in 67% of job postings at Sift, followed by Java (33%), SQL (25%), JavaScript (8%).
What frameworks and libraries does Sift use?
Flink is named in 17% of job postings at Sift, followed by Cypress (8%), Hadoop (8%), Jest (8%).
Flink
2 17%
Cypress
1 8%
Hadoop
1 8%
Jest
1 8%
Pandas
1 8%
PyTorch
1 8%
React Query
1 8%
React Router
1 8%
Show all (13)
What databases does Sift use?
Google Bigtable is named in 17% of job postings at Sift, followed by Google BigQuery (8%), Google Cloud Spanner (8%), GraphDB (8%).
Google Bigtable
2 17%
Google BigQuery
1 8%
Google Cloud Spanner
1 8%
GraphDB
1 8%
PostgreSQL
1 8%
Redis
1 8%
Snowflake
1 8%
What cloud and platforms does Sift use?
GCP is named in 33% of job postings at Sift, followed by Spark (25%), Apache Kafka (25%), Kubernetes (25%).
GCP
4 33%
Spark
3 25%
Apache Kafka
3 25%
Kubernetes
3 25%
AWS
2 17%
Databricks
2 17%
Airflow
1 8%
What developer tools does Sift use?
Docker is named in 17% of job postings at Sift, followed by Claude Code (17%), Rest API (8%), Storybook (8%).
What AI and ML technologies does Sift use?
LLM is named in 33% of job postings at Sift, followed by Claude (17%), ChatGPT (8%).
Which engineering practices does Sift ask for?
Machine Learning is named in 100% of job postings at Sift, followed by CI/CD (17%), AI Agents (8%), Feature Store (8%).
CI/CD
2 17%
AI Agents
1 8%
Show all (9)
What does each Sift team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Solutions
3 postingsHow does your stack fit Sift?
How modern is the Sift stack?
Sift scores 91 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: 3; legacy ones: 0.
How common is the Sift stack in its industry?
Share of the 178 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Sift
Questions about the Sift tech stack
What programming languages does Sift use?
The languages named in Sift job postings are Python (67%), Java (33%), SQL (25%), JavaScript (8%), Ruby (8%), as a share of the 12 postings of the last 12 months.
Does Sift use Flink?
Yes. Flink is named in 2 of 12 job postings (17%) and required in 1 of them.
What cloud and platforms does Sift use?
The cloud and platforms named in Sift job postings are GCP (4), Spark (3), Apache Kafka (3) (postings in brackets).
What skills do you need for a Solutions job at Sift?
Solutions postings at Sift most often require Python (3), SQL (3), out of 3 postings in the last 12 months.
Is the Sift tech stack changing?
No new technology has appeared in Sift job postings in the last six months.
How modern is the Sift tech stack?
Sift scores 91 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: 3; legacy ones: 0.
How does Alion know the Sift tech stack?
Alion reads every job posting Sift publishes and tags the technologies each one names. The figures on this page count the 12 postings of the last 12 months and were updated on Oct 13, 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, "Sift tech stack: 54 technologies from 12 job postings", as of Oct 13, 2026. https://alion.io/company/sift/technologies