Ethos tech stack
Ethos builds mostly with SQL, Python, JavaScript, Go. Its stack also includes Snowflake, AWS, Tableau, PostgreSQL. SQL is named in 30 of the 64 job postings Ethos published in the last 12 months (47%). Counted by Alion from the job postings of Ethos, updated Nov 12, 2026.
What programming languages does Ethos use?
SQL is named in 47% of job postings at Ethos, followed by Python (36%), JavaScript (20%), Go (11%).
SQL
30 47%
Python
23 36%
JavaScript
13 20%
Go
7 11%
TypeScript
6 9%
Node JS
5 8%
Ruby
3 5%
Apex
1 2%
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What frameworks and libraries does Ethos use?
React.js is named in 8% of job postings at Ethos, followed by Django (6%), Angular (5%), Cypress (5%).
React.js
5 8%
Django
4 6%
Angular
3 5%
Cypress
3 5%
Jest
3 5%
Rest-Assured
3 5%
Selenium
3 5%
TestNG
3 5%
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What databases does Ethos use?
Snowflake is named in 14% of job postings at Ethos, followed by PostgreSQL (8%).
Snowflake
9 14%
PostgreSQL
5 8%
What cloud and platforms does Ethos use?
AWS is named in 13% of job postings at Ethos, followed by Tableau (8%), Datadog (6%), Apache Kafka (5%).
AWS
8 13%
Tableau
5 8%
Datadog
4 6%
Apache Kafka
3 5%
GCP
3 5%
MLFlow
3 5%
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What developer tools does Ethos use?
dbt is named in 13% of job postings at Ethos, followed by Microsoft Excel (11%), Webpack (8%), AutoCAD (5%).
dbt
8 13%
Webpack
5 8%
AutoCAD
3 5%
Claude Code
2 3%
Copilot
2 3%
Git
2 3%
Rest API
2 3%
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What AI and ML technologies does Ethos use?
LLM is named in 8% of job postings at Ethos, followed by Claude (5%), ChatGPT (3%).
Which engineering practices does Ethos ask for?
CI/CD is named in 17% of job postings at Ethos, followed by A/B Testing (11%), AI Agents (11%), Human-in-the-Loop (5%).
CI/CD
11 17%
AI Agents
7 11%
SLI/SLO/SLA
2 3%
Show all (17)
What does each Ethos team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Analytics
11 postingsBackend
7 postingsFinance
6 postingsHow does your stack fit Ethos?
How much does Ethos pay by technology?
Median stated pay of the postings that name each technology, against the median of all Ethos postings with stated pay: $266k across 26 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| SQL | 13 | $266k | 0% |
| Python | 7 | $224k | −16% |
How is the Ethos 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 Ethos stack?
Ethos scores 87 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 Ethos stack in its industry?
Share of the 750 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Ethos apart
Companies with a stack like Ethos
Questions about the Ethos tech stack
What programming languages does Ethos use?
The languages named in Ethos job postings are SQL (47%), Python (36%), JavaScript (20%), Go (11%), TypeScript (9%), as a share of the 64 postings of the last 12 months.
Does Ethos use React.js?
Yes. React.js is named in 5 of 64 job postings (8%) and required in 5 of them.
What cloud and platforms does Ethos use?
The cloud and platforms named in Ethos job postings are AWS (8), Tableau (5), Datadog (4) (postings in brackets).
What skills do you need for a Analytics job at Ethos?
Analytics postings at Ethos most often require SQL (11), Python (5), Snowflake (5), Tableau (3), out of 11 postings in the last 12 months.
Is the Ethos tech stack changing?
Yes. Feature Store, Amazon SageMaker, MLFlow, ETL/ELT first appeared in Ethos job postings in the last six months.
How modern is the Ethos tech stack?
Ethos scores 87 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 Ethos tech stack?
Alion reads every job posting Ethos publishes and tags the technologies each one names. The figures on this page count the 64 postings of the last 12 months and were updated on Nov 12, 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, "Ethos tech stack: 86 technologies from 64 job postings", as of Nov 12, 2026. https://alion.io/company/ethos/technologies