Allegro tech stack
Allegro builds mostly with Python, SQL, Kotlin, Java. Its stack also includes GitHub, Kubernetes, BigQuery, Google BigQuery. GitHub is named in 57 of the 71 job postings Allegro published in the last 12 months (80%). Counted by Alion from the job postings of Allegro, updated Sep 30, 2026.
What programming languages does Allegro use?
Python is named in 32% of job postings at Allegro, followed by SQL (30%), Kotlin (24%), Java (23%).
Python
23 32%
SQL
21 30%
Kotlin
17 24%
Java
16 23%
C#
10 14%
TypeScript
7 10%
JavaScript
7 10%
Scala
3 4%
Show all (12)
What frameworks and libraries does Allegro use?
React.js is named in 8% of job postings at Allegro, followed by Spring Boot (7%), Pandas (6%), Scikit-learn (6%).
React.js
6 8%
Spring Boot
5 7%
Pandas
4 6%
Scikit-learn
4 6%
Jetpack Compose
4 6%
CatBoost
3 4%
PyTorch
3 4%
LangGraph
2 3%
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What databases does Allegro use?
BigQuery is named in 14% of job postings at Allegro, followed by Google BigQuery (14%), PostgreSQL (7%), Snowflake (4%).
BigQuery 
What cloud and platforms does Allegro use?
GitHub is named in 80% of job postings at Allegro, followed by Kubernetes (76%), GitHub Actions (75%), Windows (73%).
GitHub
57 80%
Kubernetes
54 76%
GitHub Actions
53 75%
GCP
15 21%
Azure
15 21%
Apache Kafka
7 10%
.NET
6 8%
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What developer tools does Allegro use?
Docker is named in 76% of job postings at Allegro, followed by Consul (73%), Copilot (11%), dbt (7%).
Docker
54 76%
Consul
52 73%
Copilot
8 11%
dbt
5 7%
Git
4 6%
Pulumi
3 4%
Prometheus
3 4%
Show all (16)
What AI and ML technologies does Allegro use?
LLM is named in 8% of job postings at Allegro, followed by Gemini (7%), Claude (4%), ChatGPT (1%).
Which engineering practices does Allegro ask for?
Machine Learning is named in 72% of job postings at Allegro, followed by Service Mesh (68%), AI Agents (17%), CI/CD (15%).
Service Mesh
48 68%
AI Agents
12 17%
CI/CD
11 15%
SLI/SLO/SLA
4 6%
Clean Architecture
3 4%
Show all (30)
What other technologies does Allegro use?
Kotlin Coroutines is named in 3% of job postings at Allegro, followed by Swift Concurrency (1%).
Kotlin Coroutines
2 3%
Swift Concurrency
1 1%
What does each Allegro team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
16 postingsProduct
9 postingsData Science
8 postingsAnalytics
8 postingsManagement
6 postingsMobile
4 postingsHow does your stack fit Allegro?
How modern is the Allegro stack?
Allegro 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: 4; legacy ones: 0.
How common is the Allegro stack in its industry?
Share of the 1,775 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Allegro apart
Companies with a stack like Allegro
Questions about the Allegro tech stack
What programming languages does Allegro use?
The languages named in Allegro job postings are Python (32%), SQL (30%), Kotlin (24%), Java (23%), C# (14%), as a share of the 71 postings of the last 12 months.
Does Allegro use React.js?
Yes. React.js is named in 6 of 71 job postings (8%) and required in 5 of them.
What cloud and platforms does Allegro use?
The cloud and platforms named in Allegro job postings are GitHub (57), Kubernetes (54), GitHub Actions (53) (postings in brackets).
What skills do you need for a Backend job at Allegro?
Backend postings at Allegro most often require Consul (9), Docker (9), GitHub (9), GitHub Actions (9), out of 16 postings in the last 12 months.
Is the Allegro tech stack changing?
No new technology has appeared in Allegro job postings in the last six months.
How modern is the Allegro tech stack?
Allegro 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: 4; legacy ones: 0.
How does Alion know the Allegro tech stack?
Alion reads every job posting Allegro publishes and tags the technologies each one names. The figures on this page count the 71 postings of the last 12 months and were updated on Sep 30, 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, "Allegro tech stack: 131 technologies from 71 job postings", as of Sep 30, 2026. https://alion.io/company/allegro-eu/technologies