Stellaspire tech stack
Stellaspire builds mostly with Python, SQL, JavaScript, Node JS. Its stack also includes AWS, Apache Kafka, React.js, LangChain. Python is named in 14 of the 24 job postings Stellaspire published in the last 12 months (58%). Counted by Alion from the job postings of Stellaspire, updated Nov 10, 2026.
What programming languages does Stellaspire use?
Python is named in 58% of job postings at Stellaspire, followed by SQL (29%), JavaScript (25%), Node JS (17%).
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What frameworks and libraries does Stellaspire use?
React.js is named in 25% of job postings at Stellaspire, followed by LangChain (13%), FastAPI (8%), LlamaIndex (8%).
React.js
6 25%
LangChain
3 13%
FastAPI
2 8%
LlamaIndex
2 8%
PyTorch
2 8%
Spring Boot
2 8%
TensorFlow
2 8%
Flask
2 8%
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What databases does Stellaspire use?
PostgreSQL is named in 8% of job postings at Stellaspire, followed by Snowflake (8%), Amazon Redshift (8%), Milvus (4%).
PostgreSQL
2 8%
Snowflake
2 8%
Amazon Redshift
2 8%
Milvus
1 4%
Oracle
1 4%
Pinecone
1 4%
Weaviate
1 4%
Cassandra
1 4%
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What cloud and platforms does Stellaspire use?
AWS is named in 58% of job postings at Stellaspire, followed by Apache Kafka (25%), Amazon SageMaker (17%), AWS Bedrock (17%).
AWS
14 58%
Apache Kafka
6 25%
AWS Bedrock
4 17%
AWS Lambda
4 17%
Azure
4 17%
Kubernetes
4 17%
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What developer tools does Stellaspire use?
Terraform is named in 17% of job postings at Stellaspire, followed by Docker (17%), CloudFormation (8%), Git (8%).
Terraform
4 17%
Docker
4 17%
CloudFormation
2 8%
Git
2 8%
Rest API
2 8%
Copilot
1 4%
Maven
1 4%
Semantic Kernel
1 4%
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What AI and ML technologies does Stellaspire use?
LLM is named in 25% of job postings at Stellaspire.
LLM
6 25%
Which engineering practices does Stellaspire ask for?
CI/CD is named in 50% of job postings at Stellaspire, followed by AI Agents (33%), ETL/ELT (21%), RAG (21%).
CI/CD
12 50%
AI Agents
8 33%
RAG
5 21%
Prompt Engineering
3 13%
Embeddings
2 8%
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What does each Stellaspire team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
8 postingsData Science
5 postingsAI/ML
5 postingsHow does your stack fit Stellaspire?
How modern is the Stellaspire stack?
Stellaspire scores 76 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: 1; legacy ones: 0.
How common is the Stellaspire stack in its industry?
Share of the 4,353 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Stellaspire
Questions about the Stellaspire tech stack
What programming languages does Stellaspire use?
The languages named in Stellaspire job postings are Python (58%), SQL (29%), JavaScript (25%), Node JS (17%), Java (17%), as a share of the 24 postings of the last 12 months.
Does Stellaspire use React.js?
Yes. React.js is named in 6 of 24 job postings (25%) and required in 5 of them.
What cloud and platforms does Stellaspire use?
The cloud and platforms named in Stellaspire job postings are AWS (14), Apache Kafka (6), Amazon SageMaker (4) (postings in brackets).
What skills do you need for a Backend job at Stellaspire?
Backend postings at Stellaspire most often require Python (5), React.js (5), AWS (4), Node JS (4), out of 8 postings in the last 12 months.
Is the Stellaspire tech stack changing?
No new technology has appeared in Stellaspire job postings in the last six months.
How modern is the Stellaspire tech stack?
Stellaspire scores 76 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: 1; legacy ones: 0.
How does Alion know the Stellaspire tech stack?
Alion reads every job posting Stellaspire publishes and tags the technologies each one names. The figures on this page count the 24 postings of the last 12 months and were updated on Nov 10, 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, "Stellaspire tech stack: 100 technologies from 24 job postings", as of Nov 10, 2026. https://alion.io/company/stellaspire/technologies