Cian tech stack
Cian builds mostly with Python, SQL, C#, 1C. Its stack also includes Apache Kafka, NumPy, SciPy, Spark. Python is named in 15 of the 27 job postings Cian published in the last 12 months (56%). Counted by Alion from the job postings of Cian, updated Oct 14, 2026.
What programming languages does Cian use?
Python is named in 56% of job postings at Cian, followed by SQL (56%), C# (11%), 1C (7%).
1C 
What frameworks and libraries does Cian use?
NumPy is named in 30% of job postings at Cian, followed by SciPy (30%), Hadoop (26%), Pandas (19%).
NumPy
8 30%
SciPy
8 30%
Hadoop
7 26%
Pandas
5 19%
PyTorch
5 19%
Statsmodels
3 11%
SQLAlchemy
1 4%
Show all (13)
What databases does Cian use?
Greenplum is named in 7% of job postings at Cian, followed by ClickHouse (4%), PostgreSQL (4%).
What cloud and platforms does Cian use?
Apache Kafka is named in 30% of job postings at Cian, followed by Spark (22%), Grafana (19%), Airflow (15%).
Apache Kafka
8 30%
Spark
6 22%
Grafana
5 19%
Airflow
4 15%
Kubernetes
4 15%
Power BI
4 15%
RabbitMQ
2 7%
Show all (20)
What developer tools does Cian use?
pySpark is named in 19% of job postings at Cian, followed by Docker (11%), Model Context Protocol (11%), Git (7%).
Which engineering practices does Cian ask for?
CI/CD is named in 11% of job postings at Cian, followed by NLP (11%), IAM (7%), LLM Guardrails (7%).
CI/CD
3 11%
NLP
3 11%
RAG
2 7%
SLI/SLO/SLA
1 4%
What does each Cian team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Analytics
7 postingsData Science
3 postingsHow does your stack fit Cian?
How modern is the Cian stack?
Cian scores 76 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: 1; legacy ones: 0.
How common is the Cian stack in its industry?
Share of the 1,192 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Cian apart
Companies with a stack like Cian
Questions about the Cian tech stack
What programming languages does Cian use?
The languages named in Cian job postings are Python (56%), SQL (56%), C# (11%), 1C (7%), JavaScript (7%), as a share of the 27 postings of the last 12 months.
Does Cian use NumPy?
Yes. NumPy is named in 8 of 27 job postings (30%) and required in 6 of them.
What cloud and platforms does Cian use?
The cloud and platforms named in Cian job postings are Apache Kafka (8), Spark (6), Grafana (5) (postings in brackets).
What skills do you need for a Analytics job at Cian?
Analytics postings at Cian most often require SQL (7), Python (5), NumPy (2), Power BI (2), out of 7 postings in the last 12 months.
Is the Cian tech stack changing?
No new technology has appeared in Cian job postings in the last six months.
How modern is the Cian tech stack?
Cian scores 76 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: 1; legacy ones: 0.
How does Alion know the Cian tech stack?
Alion reads every job posting Cian publishes and tags the technologies each one names. The figures on this page count the 27 postings of the last 12 months and were updated on Oct 14, 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, "Cian tech stack: 56 technologies from 27 job postings", as of Oct 14, 2026. https://alion.io/company/cian/technologies