E2N tech stack
E2N builds mostly with Java, TypeScript, JavaScript, SQL. Its stack also includes AWS, Amazon CloudWatch, Quarkus, React.js. AWS is named in 3 of the 4 job postings E2N published in the last 12 months (75%). Counted by Alion from the job postings of E2N, updated Oct 14, 2026.
What programming languages does E2N use?
Java is named in 50% of job postings at E2N, followed by TypeScript (50%), JavaScript (50%), SQL (25%).
What frameworks and libraries does E2N use?
Quarkus is named in 50% of job postings at E2N, followed by React.js (50%), Angular (25%), Nest.JS (25%).
What cloud and platforms does E2N use?
AWS is named in 75% of job postings at E2N, followed by Amazon CloudWatch (50%), Amazon ECS (50%), AWS Bedrock (25%).
AWS
3 75%
AWS Bedrock
1 25%
AWS Lambda
1 25%
What developer tools does E2N use?
GraphQL is named in 75% of job postings at E2N, followed by Docker (50%), Git (50%), Maven (50%).
GraphQL
3 75%
Docker
2 50%
Git
2 50%
Maven
2 50%
Rest API
2 50%
AWS CDK
1 25%
Model Context Protocol
1 25%
Prometheus
1 25%
Show all (9)
Which engineering practices does E2N ask for?
CI/CD is named in 25% of job postings at E2N, followed by Function Calling (25%), RAG (25%), Tool Use (25%).
What does each E2N team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
3 postingsHow does your stack fit E2N?
How modern is the E2N stack?
E2N 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: 1; legacy ones: 0.
Companies with a stack like E2N
Questions about the E2N tech stack
What programming languages does E2N use?
The languages named in E2N job postings are Java (50%), TypeScript (50%), JavaScript (50%), SQL (25%), Node JS (25%), as a share of the 4 postings of the last 12 months.
Does E2N use Quarkus?
Yes. Quarkus is named in 2 of 4 job postings (50%) and required in 2 of them.
What cloud and platforms does E2N use?
The cloud and platforms named in E2N job postings are AWS (3), Amazon CloudWatch (2), Amazon ECS (2) (postings in brackets).
What skills do you need for a Backend job at E2N?
Backend postings at E2N most often require AWS (3), GraphQL (3), Amazon CloudWatch (2), Amazon ECS (2), out of 3 postings in the last 12 months.
Is the E2N tech stack changing?
No new technology has appeared in E2N job postings in the last six months.
How modern is the E2N tech stack?
E2N 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: 1; legacy ones: 0.
How does Alion know the E2N tech stack?
Alion reads every job posting E2N publishes and tags the technologies each one names. The figures on this page count the 4 postings of the last 12 months and were updated on Oct 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, "E2N tech stack: 32 technologies from 4 job postings", as of Oct 14, 2026. https://alion.io/company/e2n/technologies