Arcana tech stack
Arcana builds mostly with Python, Java, JavaScript, Go. Its stack also includes PostgreSQL, ClickHouse, React.js, Anthropic. Python is named in 21 of the 28 job postings Arcana published in the last 12 months (75%). Counted by Alion from the job postings of Arcana, updated Sep 28, 2026.
What programming languages does Arcana use?
Python is named in 75% of job postings at Arcana, followed by Java (36%), JavaScript (32%), Go (25%).
Python
21 75%
Java
10 36%
JavaScript
9 32%
Go
7 25%
Node JS
3 11%
SQL
3 11%
TypeScript
2 7%
C++
1 4%
What frameworks and libraries does Arcana use?
React.js is named in 25% of job postings at Arcana, followed by LangChain (14%), LlamaIndex (11%), Next.js (7%).
React.js
7 25%
LangChain
4 14%
LlamaIndex
3 11%
Next.js
2 7%
Angular
1 4%
Django
1 4%
FastAPI
1 4%
Flask
1 4%
Show all (12)
What databases does Arcana use?
PostgreSQL is named in 54% of job postings at Arcana, followed by ClickHouse (43%), Redis (39%), Cassandra (4%).
What cloud and platforms does Arcana use?
Anthropic is named in 14% of job postings at Arcana, followed by Apache Kafka (14%), OpenAI (14%), AWS (11%).
Apache Kafka
4 14%
AWS
3 11%
GCP
2 7%
Kubernetes
2 7%
Azure
1 4%
Istio
1 4%
Show all (11)
What developer tools does Arcana use?
Docker is named in 14% of job postings at Arcana, followed by Microsoft Excel (7%), ArgoCD (4%), Rollup (4%).
What AI and ML technologies does Arcana use?
Gemini is named in 14% of job postings at Arcana, followed by LLM (14%).
Which engineering practices does Arcana ask for?
CI/CD is named in 43% of job postings at Arcana, followed by Structured Outputs (14%), LLM Evaluation (11%), AI Agents (7%).
CI/CD
12 43%
AI Agents
2 7%
GitOps
1 4%
Show all (11)
What does each Arcana team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
13 postingsFrontend
7 postingsAI/ML
3 postingsAnalytics
3 postingsHow does your stack fit Arcana?
How is the Arcana 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 Arcana stack?
Arcana 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: 2; legacy ones: 0.
How common is the Arcana stack in its industry?
Share of the 544 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Arcana apart
Companies with a stack like Arcana
Questions about the Arcana tech stack
What programming languages does Arcana use?
The languages named in Arcana job postings are Python (75%), Java (36%), JavaScript (32%), Go (25%), Node JS (11%), as a share of the 28 postings of the last 12 months.
Does Arcana use React.js?
Yes. React.js is named in 7 of 28 job postings (25%) and required in 7 of them.
What cloud and platforms does Arcana use?
The cloud and platforms named in Arcana job postings are Anthropic (4), Apache Kafka (4), OpenAI (4) (postings in brackets).
What skills do you need for a Backend job at Arcana?
Backend postings at Arcana most often require PostgreSQL (13), Python (13), ClickHouse (12), Redis (11), out of 13 postings in the last 12 months.
Is the Arcana tech stack changing?
Yes. Next.js, TypeScript, Node JS, Java first appeared in Arcana job postings in the last six months.
How modern is the Arcana tech stack?
Arcana 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: 2; legacy ones: 0.
How does Alion know the Arcana tech stack?
Alion reads every job posting Arcana publishes and tags the technologies each one names. The figures on this page count the 28 postings of the last 12 months and were updated on Sep 28, 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, "Arcana tech stack: 57 technologies from 28 job postings", as of Sep 28, 2026. https://alion.io/company/arcana/technologies