Felix tech stack
Felix builds mostly with JavaScript, PHP, SQL. Its stack also includes Laravel, Vue.js, Cloudflare, Crowdstrike. JavaScript is named in 3 of the 6 job postings Felix published in the last 12 months (50%). Counted by Alion from the job postings of Felix, updated Oct 6, 2026.
What programming languages does Felix use?
JavaScript is named in 50% of job postings at Felix, followed by PHP (50%), SQL (17%).
What frameworks and libraries does Felix use?
Laravel is named in 50% of job postings at Felix, followed by Vue.js (50%).
What cloud and platforms does Felix use?
Cloudflare is named in 17% of job postings at Felix, followed by Crowdstrike (17%), Datadog (17%), ESET (17%).
ESET 
What developer tools does Felix use?
Git is named in 33% of job postings at Felix, followed by Docker (17%), GraphQL (17%), Microsoft Excel (17%).
Git
2 33%
Docker
1 17%
GraphQL
1 17%
Terraform
1 17%
Vite
1 17%
WordPress
1 17%
dbt
1 17%
Show all (9)
Which engineering practices does Felix ask for?
A/B Testing is named in 33% of job postings at Felix, followed by CI/CD (17%), DNS (17%), VLAN (17%).
What does each Felix 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 Felix?
How is the Felix 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 Felix stack?
Felix scores 73 out of 100 (Modern). 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 Felix
Questions about the Felix tech stack
What programming languages does Felix use?
The languages named in Felix job postings are JavaScript (50%), PHP (50%), SQL (17%), as a share of the 6 postings of the last 12 months.
Does Felix use Laravel?
Yes. Laravel is named in 3 of 6 job postings (50%) and required in 3 of them.
What cloud and platforms does Felix use?
The cloud and platforms named in Felix job postings are Cloudflare (1), Crowdstrike (1), Datadog (1) (postings in brackets).
What skills do you need for a Backend job at Felix?
Backend postings at Felix most often require JavaScript (3), Laravel (3), PHP (3), Vue.js (3), out of 3 postings in the last 12 months.
Is the Felix tech stack changing?
Yes. JavaScript, Laravel, PHP, Vue.js first appeared in Felix job postings in the last six months.
How modern is the Felix tech stack?
Felix scores 73 out of 100 (Modern). 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 Felix tech stack?
Alion reads every job posting Felix publishes and tags the technologies each one names. The figures on this page count the 6 postings of the last 12 months and were updated on Oct 6, 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, "Felix tech stack: 28 technologies from 6 job postings", as of Oct 6, 2026. https://alion.io/company/felix/technologies