Sirrus tech stack
Sirrus builds mostly with SQL, C#, Python. Its stack also includes AWS, Azure, Pinecone, Cassandra. LLM is named in 5 of the 6 job postings Sirrus published in the last 12 months (83%). Counted by Alion from the job postings of Sirrus, updated Nov 13, 2026.
What programming languages does Sirrus use?
SQL is named in 67% of job postings at Sirrus, followed by C# (50%), Python (17%).
What frameworks and libraries does Sirrus use?
AutoGen is named in 17% of job postings at Sirrus, followed by Cohere SDK (17%), CrewAI (17%), FAISS (17%).
AutoGen
1 17%
Cohere SDK
1 17%
CrewAI
1 17%
FAISS
1 17%
LangChain
1 17%
LangGraph
1 17%
LlamaIndex
1 17%
Transformers
1 17%
What databases does Sirrus use?
Pinecone is named in 67% of job postings at Sirrus, followed by Cassandra (50%), Couchbase (50%), Milvus (50%).
Pinecone
4 67%
Cassandra
3 50%
Couchbase
3 50%
Milvus
3 50%
Neo4j
3 50%
Oracle
3 50%
Qdrant
3 50%
Redis
3 50%
Show all (10)
What cloud and platforms does Sirrus use?
AWS is named in 67% of job postings at Sirrus, followed by Azure (67%), .NET (50%), GCP (50%).
AWS
4 67%
Azure
4 67%
.NET
3 50%
GCP
3 50%
Kubernetes
3 50%
AppsFlyer SDK
1 17%
Figma
1 17%
Show all (15)
What developer tools does Sirrus use?
Docker is named in 67% of job postings at Sirrus, followed by Model Context Protocol (50%), GraphQL (17%), Jenkins (17%).
What AI and ML technologies does Sirrus use?
LLM is named in 83% of job postings at Sirrus, followed by Claude (17%), GPT-4 (17%), Gemini (17%).
Which engineering practices does Sirrus ask for?
Machine Learning is named in 83% of job postings at Sirrus, followed by Multimodal AI (83%), RAG (83%), AI Agents (67%).
Multimodal AI
5 83%
RAG
5 83%
AI Agents
4 67%
CI/CD
4 67%
NLP
4 67%
Embeddings
3 50%
Fine-tuning
3 50%
Show all (15)
What does each Sirrus team work with?
The technologies each team's postings require most often, with the number of postings that require them.
AI/ML
4 postingsHow does your stack fit Sirrus?
How modern is the Sirrus stack?
Sirrus scores 90 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 Sirrus stack in its industry?
Share of the 1,642 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Sirrus apart
Companies with a stack like Sirrus
Questions about the Sirrus tech stack
What programming languages does Sirrus use?
The languages named in Sirrus job postings are SQL (67%), C# (50%), Python (17%), as a share of the 6 postings of the last 12 months.
Does Sirrus use AWS?
Yes. AWS is named in 4 of 6 job postings (67%) and required in 4 of them.
What cloud and platforms does Sirrus use?
The cloud and platforms named in Sirrus job postings are AWS (4), Azure (4), .NET (3) (postings in brackets).
What skills do you need for a AI/ML job at Sirrus?
AI/ML postings at Sirrus most often require LLM (3), .NET (2), AWS (2), Azure (2), out of 4 postings in the last 12 months.
Is the Sirrus tech stack changing?
No new technology has appeared in Sirrus job postings in the last six months.
How modern is the Sirrus tech stack?
Sirrus scores 90 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 Sirrus tech stack?
Alion reads every job posting Sirrus publishes and tags the technologies each one names. The figures on this page count the 6 postings of the last 12 months and were updated on Nov 13, 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, "Sirrus tech stack: 60 technologies from 6 job postings", as of Nov 13, 2026. https://alion.io/company/sirrus/technologies