Jetlyn tech stack
Jetlyn builds mostly with SQL, Python, Java, 1C. Its stack also includes PostgreSQL, Grafana, Airflow, Greenplum. SQL is named in 12 of the 16 job postings Jetlyn published in the last 12 months (75%). Counted by Alion from the job postings of Jetlyn, updated Sep 27, 2026.
What programming languages does Jetlyn use?
SQL is named in 75% of job postings at Jetlyn, followed by Python (69%), Java (31%), 1C (19%).
1C 
What frameworks and libraries does Jetlyn use?
NumPy is named in 13% of job postings at Jetlyn, followed by Scikit-learn (13%), Asyncio (6%), CatBoost (6%).
NumPy
2 13%
Scikit-learn
2 13%
Asyncio
1 6%
CatBoost
1 6%
Dagger
1 6%
Hadoop
1 6%
Hibernate
1 6%
JUnit
1 6%
Show all (26)
What databases does Jetlyn use?
PostgreSQL is named in 38% of job postings at Jetlyn, followed by Greenplum (19%), Redis (19%), ClickHouse (13%).
PostgreSQL
6 38%
Greenplum
3 19%
Redis
3 19%
ClickHouse
2 13%
ElasticSearch
1 6%
MS SQL
1 6%
SAP BW
1 6%
What cloud and platforms does Jetlyn use?
Grafana is named in 25% of job postings at Jetlyn, followed by Airflow (25%), Kubernetes (19%), Apache Kafka (13%).
Grafana
4 25%
Airflow
4 25%
Kubernetes
3 19%
Apache Kafka
2 13%
GitLab
2 13%
Kibana
2 13%
Power BI
2 13%
QlikSense
2 13%
Show all (20)
What developer tools does Jetlyn use?
Git is named in 38% of job postings at Jetlyn, followed by Prometheus (19%), Docker (13%), Swagger (13%).
Git
6 38%
Prometheus
3 19%
Docker
2 13%
Swagger
2 13%
ArgoCD
1 6%
Gitleaks
1 6%
Jaeger
1 6%
KServe
1 6%
Show all (11)
What AI and ML technologies does Jetlyn use?
LLM is named in 6% of job postings at Jetlyn, followed by LoRA (6%), PEFT (6%).
Which engineering practices does Jetlyn ask for?
ETL/ELT is named in 19% of job postings at Jetlyn, followed by Machine Learning (19%), CI/CD (13%), AI Agents (6%).
CI/CD
2 13%
AI Agents
1 6%
Dependency Injection
1 6%
Fine-tuning
1 6%
Function Calling
1 6%
Show all (16)
What other technologies does Jetlyn use?
Kotlin Coroutines is named in 6% of job postings at Jetlyn.
Kotlin Coroutines
1 6%
What does each Jetlyn team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Analytics
4 postingsBackend
3 postingsHow does your stack fit Jetlyn?
How modern is the Jetlyn stack?
Jetlyn scores 85 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 Jetlyn stack in its industry?
Share of the 1,053 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Jetlyn apart
Companies with a stack like Jetlyn
Questions about the Jetlyn tech stack
What programming languages does Jetlyn use?
The languages named in Jetlyn job postings are SQL (75%), Python (69%), Java (31%), 1C (19%), C# (19%), as a share of the 16 postings of the last 12 months.
Does Jetlyn use NumPy?
Yes. NumPy is named in 2 of 16 job postings (13%) and required in 2 of them.
What cloud and platforms does Jetlyn use?
The cloud and platforms named in Jetlyn job postings are Grafana (4), Airflow (4), Kubernetes (3) (postings in brackets).
What skills do you need for a Analytics job at Jetlyn?
Analytics postings at Jetlyn most often require SQL (4), Greenplum (2), Power BI (2), Python (2), out of 4 postings in the last 12 months.
Is the Jetlyn tech stack changing?
No new technology has appeared in Jetlyn job postings in the last six months.
How modern is the Jetlyn tech stack?
Jetlyn scores 85 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 Jetlyn tech stack?
Alion reads every job posting Jetlyn publishes and tags the technologies each one names. The figures on this page count the 16 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, "Jetlyn tech stack: 92 technologies from 16 job postings", as of Sep 27, 2026. https://alion.io/company/jetlyn/technologies