Reaktor tech stack
Reaktor builds mostly with Python, TypeScript, JavaScript, Kotlin. Its stack also includes React.js, AWS, GCP, PostgreSQL. Python is named in 12 of the 17 job postings Reaktor published in the last 12 months (71%). Counted by Alion from the job postings of Reaktor, updated Nov 13, 2026.
What programming languages does Reaktor use?
Python is named in 71% of job postings at Reaktor, followed by TypeScript (65%), JavaScript (53%), Kotlin (47%).
Python
12 71%
TypeScript
11 65%
JavaScript
9 53%
Kotlin
8 47%
Node JS
8 47%
Java
5 29%
Scala
5 29%
Clojure
4 24%
Show all (16)
What frameworks and libraries does Reaktor use?
React.js is named in 41% of job postings at Reaktor, followed by React Native (24%), SwiftUI (24%), UIKit (12%).
React.js
7 41%
React Native
4 24%
SwiftUI
4 24%
UIKit
2 12%
Flutter
2 12%
Jetpack Compose
2 12%
FastAPI
1 6%
LangChain
1 6%
Show all (10)
What databases does Reaktor use?
PostgreSQL is named in 29% of job postings at Reaktor, followed by OpenSearch (12%), Redis (12%).
What cloud and platforms does Reaktor use?
AWS is named in 29% of job postings at Reaktor, followed by GCP (29%), Azure (24%), GitHub (18%).
AWS
5 29%
GCP
5 29%
Azure
4 24%
GitHub
3 18%
CentOS Stream
2 12%
Fedora
2 12%
Kubernetes
2 12%
Show all (18)
What developer tools does Reaktor use?
Terraform is named in 29% of job postings at Reaktor, followed by Docker (18%), Ansible (18%), Jenkins (18%).
Terraform
5 29%
Docker
3 18%
Ansible
3 18%
Jenkins
3 18%
CloudFormation
2 12%
Prometheus
2 12%
KVM
1 6%
OpenStack
1 6%
Show all (12)
What AI and ML technologies does Reaktor use?
LLM is named in 6% of job postings at Reaktor, followed by Llama (6%).
Which engineering practices does Reaktor ask for?
CI/CD is named in 47% of job postings at Reaktor, followed by AI Agents (18%), Platform Engineering (18%), IAM (12%).
CI/CD
8 47%
AI Agents
3 18%
Platform Engineering
3 18%
Reactive Programming
2 12%
Embeddings
1 6%
Show all (13)
What does each Reaktor team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
6 postingsDevOps
4 postingsHow does your stack fit Reaktor?
How is the Reaktor 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 Reaktor stack?
Reaktor scores 81 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 common is the Reaktor stack in its industry?
Share of the 11,913 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Reaktor apart
Companies with a stack like Reaktor
Flyte Solutions
63 shared technologies
Ping Identity
61 shared technologies
Xtremax
64 shared technologies
Veeva Systems
60 shared technologies
Fever
63 shared technologies
Vertex Technologies
62 shared technologies
Deutsche Telekom IT Solutions Slovakia
63 shared technologies
Telstra Group
60 shared technologies
Questions about the Reaktor tech stack
What programming languages does Reaktor use?
The languages named in Reaktor job postings are Python (71%), TypeScript (65%), JavaScript (53%), Kotlin (47%), Node JS (47%), as a share of the 17 postings of the last 12 months.
Does Reaktor use React.js?
Yes. React.js is named in 7 of 17 job postings (41%) and required in 3 of them.
What cloud and platforms does Reaktor use?
The cloud and platforms named in Reaktor job postings are AWS (5), GCP (5), Azure (4) (postings in brackets).
What skills do you need for a Backend job at Reaktor?
Backend postings at Reaktor most often require Kotlin (5), Node JS (5), Python (5), TypeScript (5), out of 6 postings in the last 12 months.
Is the Reaktor tech stack changing?
Yes. Ansible, Bash, CentOS Stream, Fedora first appeared in Reaktor job postings in the last six months.
How modern is the Reaktor tech stack?
Reaktor scores 81 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 Reaktor tech stack?
Alion reads every job posting Reaktor publishes and tags the technologies each one names. The figures on this page count the 17 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, "Reaktor tech stack: 74 technologies from 17 job postings", as of Nov 13, 2026. https://alion.io/company/reaktor/technologies