Two Circles tech stack
Two Circles builds mostly with SQL, Python, C#, Java. Its stack also includes AWS, Azure, React.js, Spring Boot. SQL is named in 14 of the 34 job postings Two Circles published in the last 12 months (41%). Counted by Alion from the job postings of Two Circles, updated Nov 14, 2026.
What programming languages does Two Circles use?
SQL is named in 41% of job postings at Two Circles, followed by Python (26%), C# (15%), Java (12%).
SAS 
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What frameworks and libraries does Two Circles use?
React.js is named in 12% of job postings at Two Circles, followed by Spring Boot (12%), Pytest (6%), Akka (6%).
React.js
4 12%
Spring Boot
4 12%
Pytest
2 6%
Apache Camel
2 6%
Hibernate
2 6%
ASP.NET Core
1 3%
Django
1 3%
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What databases does Two Circles use?
Couchbase is named in 9% of job postings at Two Circles, followed by Amazon DocumentDB (6%), MS SQL (6%), PostgreSQL (6%).
Couchbase
3 9%
Amazon DocumentDB
2 6%
MS SQL
2 6%
PostgreSQL
2 6%
Snowflake
2 6%
Amazon Redshift
1 3%
Delta Lake
1 3%
DynamoDB
1 3%
What cloud and platforms does Two Circles use?
AWS is named in 29% of job postings at Two Circles, followed by Azure (29%), Spark (18%), Apache Kafka (12%).
AWS
10 29%
Azure
10 29%
Spark
6 18%
Apache Kafka
4 12%
Azure DevOps
4 12%
Databricks
4 12%
.NET
4 12%
Kubernetes
3 9%
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What developer tools does Two Circles use?
Adobe Photoshop is named in 21% of job postings at Two Circles, followed by Adobe After Effects (15%), Docker (15%), Copilot (12%).
Adobe Photoshop
7 21%
Adobe After Effects
5 15%
Docker
5 15%
Copilot
4 12%
pySpark
4 12%
Rest API
3 9%
Claude Code
3 9%
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What AI and ML technologies does Two Circles use?
ChatGPT is named in 6% of job postings at Two Circles, followed by Claude (6%), LLM (3%).
Which engineering practices does Two Circles ask for?
CI/CD is named in 35% of job postings at Two Circles, followed by AI Agents (3%), Function Calling (3%), Human-in-the-Loop (3%).
CI/CD
12 35%
AI Agents
1 3%
Function Calling
1 3%
Incident Management
1 3%
MVC
1 3%
Service Mesh
1 3%
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What does each Two Circles team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Data Science
8 postingsMarketing
6 postingsHow does your stack fit Two Circles?
How is the Two Circles 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 Two Circles stack?
Two Circles scores 89 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 Two Circles stack in its industry?
Share of the 1,539 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Two Circles apart
Companies with a stack like Two Circles
Questions about the Two Circles tech stack
What programming languages does Two Circles use?
The languages named in Two Circles job postings are SQL (41%), Python (26%), C# (15%), Java (12%), JavaScript (12%), as a share of the 34 postings of the last 12 months.
Does Two Circles use React.js?
Yes. React.js is named in 4 of 34 job postings (12%) and required in 2 of them.
What cloud and platforms does Two Circles use?
The cloud and platforms named in Two Circles job postings are AWS (10), Azure (10), Spark (6) (postings in brackets).
What skills do you need for a Data Science job at Two Circles?
Data Science postings at Two Circles most often require SQL (8), Azure (6), Python (6), AWS (5), out of 8 postings in the last 12 months.
Is the Two Circles tech stack changing?
Yes. Kubernetes, Amazon DocumentDB, Git, Jenkins first appeared in Two Circles job postings in the last six months.
How modern is the Two Circles tech stack?
Two Circles scores 89 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 Two Circles tech stack?
Alion reads every job posting Two Circles publishes and tags the technologies each one names. The figures on this page count the 34 postings of the last 12 months and were updated on Nov 14, 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, "Two Circles tech stack: 80 technologies from 34 job postings", as of Nov 14, 2026. https://alion.io/company/two-circles/technologies