Aiven tech stack
Aiven builds mostly with Python, Java, Ruby, JavaScript. Its stack also includes Apache Kafka, PostgreSQL, ClickHouse, AWS. Apache Kafka is named in 9 of the 10 job postings Aiven published in the last 12 months (90%). Counted by Alion from the job postings of Aiven, updated Oct 9, 2026.
What programming languages does Aiven use?
Python is named in 30% of job postings at Aiven, followed by Java (20%), Ruby (20%), JavaScript (10%).
What frameworks and libraries does Aiven use?
Flink is named in 10% of job postings at Aiven.
Flink
1 10%
What databases does Aiven use?
PostgreSQL is named in 70% of job postings at Aiven, followed by ClickHouse (60%), OpenSearch (60%), ElasticSearch (10%).
What cloud and platforms does Aiven use?
Apache Kafka is named in 90% of job postings at Aiven, followed by AWS (30%), Azure (30%), Linux (20%).
What developer tools does Aiven use?
Aider is named in 10% of job postings at Aiven, followed by Copilot (10%), Terraform (10%).
What AI and ML technologies does Aiven use?
ChatGPT is named in 10% of job postings at Aiven, followed by Claude (10%), LLM (10%).
Which engineering practices does Aiven ask for?
DNS is named in 20% of job postings at Aiven, followed by AI Agents (10%), Embeddings (10%), RAG (10%).
How does your stack fit Aiven?
How modern is the Aiven stack?
Aiven scores 93 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 Aiven stack in its industry?
Share of the 276 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Aiven
Questions about the Aiven tech stack
What programming languages does Aiven use?
The languages named in Aiven job postings are Python (30%), Java (20%), Ruby (20%), JavaScript (10%), as a share of the 10 postings of the last 12 months.
Does Aiven use Apache Kafka?
Yes. Apache Kafka is named in 9 of 10 job postings (90%) and required in 8 of them.
What cloud and platforms does Aiven use?
The cloud and platforms named in Aiven job postings are Apache Kafka (9), AWS (3), Azure (3) (postings in brackets).
Is the Aiven tech stack changing?
No new technology has appeared in Aiven job postings in the last six months.
How modern is the Aiven tech stack?
Aiven scores 93 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 Aiven tech stack?
Alion reads every job posting Aiven publishes and tags the technologies each one names. The figures on this page count the 10 postings of the last 12 months and were updated on Oct 9, 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, "Aiven tech stack: 28 technologies from 10 job postings", as of Oct 9, 2026. https://alion.io/company/aiven/technologies