Loodsen tech stack
Loodsen builds mostly with SQL, JavaScript, C#, Python. Its stack also includes Apache Kafka, Linux, PostgreSQL, MS SQL. SQL is named in 39 of the 91 job postings Loodsen published in the last 12 months (43%). Counted by Alion from the job postings of Loodsen, updated Nov 11, 2026.
What programming languages does Loodsen use?
SQL is named in 43% of job postings at Loodsen, followed by JavaScript (24%), C# (14%), Python (14%).
1C 
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What frameworks and libraries does Loodsen use?
Vue.js is named in 4% of job postings at Loodsen, followed by Dagster (3%), React.js (3%), Angular (3%).
Vue.js
4 4%
Dagster
3 3%
React.js
3 3%
Angular
3 3%
ASP.NET Core
2 2%
Asyncio
1 1%
FastAPI
1 1%
JQuery
1 1%
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What databases does Loodsen use?
PostgreSQL is named in 24% of job postings at Loodsen, followed by MS SQL (7%), Redis (4%), ClickHouse (3%).
PostgreSQL
22 24%
MS SQL
6 7%
Redis
4 4%
ClickHouse
3 3%
ElasticSearch
3 3%
Oracle
1 1%
Qdrant
1 1%
Greenplum
1 1%
What cloud and platforms does Loodsen use?
Apache Kafka is named in 27% of job postings at Loodsen, followed by Linux (26%), Windows (23%), Postman (21%).
Apache Kafka
25 27%
Postman
19 21%
RabbitMQ
14 15%
Azure DevOps
12 13%
Azure
12 13%
.NET
10 11%
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What developer tools does Loodsen use?
Rest API is named in 33% of job postings at Loodsen, followed by Swagger (12%), Docker (11%), Wireshark (11%).
Rest API
30 33%
Swagger
11 12%
Docker
10 11%
Wireshark
10 11%
Git
8 9%
SoapUI
7 8%
Docker Compose
4 4%
Helm
4 4%
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What AI and ML technologies does Loodsen use?
LLM is named in 18% of job postings at Loodsen, followed by Claude (2%).
Which engineering practices does Loodsen ask for?
SOAP is named in 25% of job postings at Loodsen, followed by CI/CD (21%), AI Agents (15%), Machine Learning (9%).
CI/CD
19 21%
AI Agents
14 15%
RAG
4 4%
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What does each Loodsen team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Analytics
30 postingsSecurity
15 postingsBackend
9 postingsQA
8 postingsDevOps
5 postingsHow does your stack fit Loodsen?
How is the Loodsen stack changing?
Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.
How modern is the Loodsen stack?
Loodsen scores 78 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: 2; legacy ones: 0.
How common is the Loodsen stack in its industry?
Share of the 12,479 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Loodsen apart
Companies with a stack like Loodsen
Questions about the Loodsen tech stack
What programming languages does Loodsen use?
The languages named in Loodsen job postings are SQL (43%), JavaScript (24%), C# (14%), Python (14%), 1C (12%), as a share of the 91 postings of the last 12 months.
Does Loodsen use Vue.js?
Yes. Vue.js is named in 4 of 91 job postings (4%) and required in 4 of them.
What cloud and platforms does Loodsen use?
The cloud and platforms named in Loodsen job postings are Apache Kafka (25), Linux (24), Windows (21) (postings in brackets).
What skills do you need for a Analytics job at Loodsen?
Analytics postings at Loodsen most often require SQL (21), Postman (15), Apache Kafka (12), Rest API (12), out of 30 postings in the last 12 months.
Is the Loodsen tech stack changing?
No new technology has appeared in Loodsen job postings in the last six months.
How modern is the Loodsen tech stack?
Loodsen scores 78 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: 2; legacy ones: 0.
How does Alion know the Loodsen tech stack?
Alion reads every job posting Loodsen publishes and tags the technologies each one names. The figures on this page count the 91 postings of the last 12 months and were updated on Nov 11, 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, "Loodsen tech stack: 111 technologies from 91 job postings", as of Nov 11, 2026. https://alion.io/company/loodsen/technologies