PLEX tech stack
PLEX builds mostly with TypeScript, JavaScript, Ruby, Python. Its stack also includes React.js, Figma, Ruby on Rails, Firebase. TypeScript is named in 15 of the 16 job postings PLEX published in the last 12 months (94%). Counted by Alion from the job postings of PLEX, updated Nov 13, 2026.
What programming languages does PLEX use?
TypeScript is named in 94% of job postings at PLEX, followed by JavaScript (94%), Ruby (88%), Python (13%).
What frameworks and libraries does PLEX use?
React.js is named in 94% of job postings at PLEX, followed by Ruby on Rails (88%), Next.js (81%), Apollo Client (13%).
React.js
15 94%
Ruby on Rails
14 88%
Next.js
13 81%
Apollo Client
2 13%
Django
2 13%
Material UI
2 13%
Tailwind CSS
2 13%
Show all (10)
What databases does PLEX use?
PostgreSQL is named in 38% of job postings at PLEX, followed by Google BigQuery (6%).
PostgreSQL
6 38%
Google BigQuery
1 6%
What cloud and platforms does PLEX use?
Figma is named in 88% of job postings at PLEX, followed by Firebase (81%), GitHub (81%), Vercel (81%).
Figma
14 88%
Firebase
13 81%
GitHub
13 81%
Vercel
13 81%
GCP
12 75%
Datadog
10 63%
Heroku
6 38%
AWS
3 19%
Show all (9)
What developer tools does PLEX use?
Docker is named in 75% of job postings at PLEX, followed by Claude Code (38%), Copilot (38%), Devin (38%).
Which engineering practices does PLEX ask for?
CI/CD is named in 13% of job postings at PLEX.
CI/CD
2 13%
What does each PLEX team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
8 postingsFrontend
3 postingsHow does your stack fit PLEX?
How is the PLEX 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 PLEX stack?
PLEX scores 77 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: 0; legacy ones: 0.
How common is the PLEX stack in its industry?
Share of the 6,122 companies in the same industries, whose stack Alion knows, that use each technology.
What sets PLEX apart
Companies with a stack like PLEX
Questions about the PLEX tech stack
What programming languages does PLEX use?
The languages named in PLEX job postings are TypeScript (94%), JavaScript (94%), Ruby (88%), Python (13%), Go (6%), as a share of the 16 postings of the last 12 months.
Does PLEX use React.js?
Yes. React.js is named in 15 of 16 job postings (94%) and required in 13 of them.
What cloud and platforms does PLEX use?
The cloud and platforms named in PLEX job postings are Figma (14), Firebase (13), GitHub (13) (postings in brackets).
What skills do you need for a Backend job at PLEX?
Backend postings at PLEX most often require Docker (6), Figma (6), Firebase (6), GCP (6), out of 8 postings in the last 12 months.
Is the PLEX tech stack changing?
No new technology has appeared in PLEX job postings in the last six months.
How modern is the PLEX tech stack?
PLEX scores 77 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: 0; legacy ones: 0.
How does Alion know the PLEX tech stack?
Alion reads every job posting PLEX publishes and tags the technologies each one names. The figures on this page count the 16 postings of the last 12 months and were updated on Nov 13, 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, "PLEX tech stack: 32 technologies from 16 job postings", as of Nov 13, 2026. https://alion.io/company/plex-co-jp/technologies