DEV tech stack
DEV builds mostly with Python, JavaScript, C#, TypeScript. Its stack also includes AWS, Azure, Playwright, Angular. AWS is named in 10 of the 15 job postings DEV published in the last 12 months (67%). Counted by Alion from the job postings of DEV, updated Oct 1, 2026.
What programming languages does DEV use?
Python is named in 47% of job postings at DEV, followed by JavaScript (27%), C# (27%), TypeScript (20%).
Python
7 47%
JavaScript
4 27%
C#
4 27%
TypeScript
3 20%
Scala
2 13%
Node JS
2 13%
Java
1 7%
Kotlin
1 7%
Show all (10)
What frameworks and libraries does DEV use?
Playwright is named in 20% of job postings at DEV, followed by Angular (13%), Nest.JS (13%), React.js (13%).
Playwright
3 20%
Angular
2 13%
Nest.JS
2 13%
React.js
2 13%
Cypress
1 7%
Django
1 7%
Flask
1 7%
Pytest
1 7%
Show all (14)
What databases does DEV use?
ElasticSearch is named in 7% of job postings at DEV.
ElasticSearch
1 7%
What cloud and platforms does DEV use?
AWS is named in 67% of job postings at DEV, followed by Azure (40%), Postman (20%), GCP (20%).
AWS
10 67%
Azure
6 40%
Postman
3 20%
GCP
3 20%
GitHub Actions
3 20%
.NET
2 13%
TeamCity
2 13%
Show all (21)
What developer tools does DEV use?
Docker is named in 60% of job postings at DEV, followed by Jenkins (27%), Rest API (27%), Git (13%).
Docker
9 60%
Jenkins
4 27%
Rest API
4 27%
Git
2 13%
JMeter
2 13%
k6
2 13%
Gatling
2 13%
Locust
2 13%
Show all (11)
What AI and ML technologies does DEV use?
Whisper is named in 13% of job postings at DEV, followed by Claude (7%).
Which engineering practices does DEV ask for?
CI/CD is named in 67% of job postings at DEV, followed by Machine Learning (13%), Dependency Injection (7%), SLI/SLO/SLA (7%).
What does each DEV team work with?
The technologies each team's postings require most often, with the number of postings that require them.
QA
6 postingsBackend
4 postingsHow does your stack fit DEV?
How is the DEV 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 DEV stack?
DEV scores 83 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.
Companies with a stack like DEV
Questions about the DEV tech stack
What programming languages does DEV use?
The languages named in DEV job postings are Python (47%), JavaScript (27%), C# (27%), TypeScript (20%), Scala (13%), as a share of the 15 postings of the last 12 months.
Does DEV use Playwright?
Yes. Playwright is named in 3 of 15 job postings (20%) and required in 2 of them.
What cloud and platforms does DEV use?
The cloud and platforms named in DEV job postings are AWS (10), Azure (6), Postman (3) (postings in brackets).
What skills do you need for a QA job at DEV?
QA postings at DEV most often require Python (4), AWS (2), C# (2), Docker (2), out of 6 postings in the last 12 months.
Is the DEV tech stack changing?
Yes. .NET, Machine Learning, TeamCity, Whisper first appeared in DEV job postings in the last six months.
How modern is the DEV tech stack?
DEV scores 83 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 DEV tech stack?
Alion reads every job posting DEV publishes and tags the technologies each one names. The figures on this page count the 15 postings of the last 12 months and were updated on Oct 1, 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, "DEV tech stack: 63 technologies from 15 job postings", as of Oct 1, 2026. https://alion.io/company/dev-pro/technologies