ARQ tech stack
ARQ builds mostly with Java, Python, SQL, Swift. Its stack also includes PostgreSQL, Spring Boot, AWS, Cloudflare. Java is named in 31 of the 42 job postings ARQ published in the last 12 months (74%). Counted by Alion from the job postings of ARQ, updated Sep 29, 2026.
What programming languages does ARQ use?
Java is named in 74% of job postings at ARQ, followed by Python (7%), SQL (5%), Swift (2%).
What frameworks and libraries does ARQ use?
Spring Boot is named in 74% of job postings at ARQ, followed by Combine (2%), SwiftUI (2%), UIKit (2%).
What cloud and platforms does ARQ use?
AWS is named in 12% of job postings at ARQ, followed by Cloudflare (12%), Crowdstrike (12%), Datadog (12%).
AWS
5 12%
Cloudflare
5 12%
Crowdstrike
5 12%
Datadog
5 12%
Kubernetes
5 12%
Okta
4 10%
Show all (9)
What developer tools does ARQ use?
Rest API is named in 74% of job postings at ARQ, followed by Model Context Protocol (12%).
Rest API
31 74%
Model Context Protocol
5 12%
Which engineering practices does ARQ ask for?
CI/CD is named in 86% of job postings at ARQ, followed by AI Agents (12%), Agentic Workflows (7%), LLM Guardrails (7%).
CI/CD
36 86%
AI Agents
5 12%
Anomaly Detection
1 2%
Clean Architecture
1 2%
MVVM
1 2%
What does each ARQ team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
31 postingsSecurity
5 postingsHow does your stack fit ARQ?
How is the ARQ 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 ARQ stack?
ARQ 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: 1; legacy ones: 0.
How common is the ARQ stack in its industry?
Share of the 192 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like ARQ
Questions about the ARQ tech stack
What programming languages does ARQ use?
The languages named in ARQ job postings are Java (74%), Python (7%), SQL (5%), Swift (2%), as a share of the 42 postings of the last 12 months.
Does ARQ use Spring Boot?
Yes. Spring Boot is named in 31 of 42 job postings (74%) and required in 3 of them.
What cloud and platforms does ARQ use?
The cloud and platforms named in ARQ job postings are AWS (5), Cloudflare (5), Crowdstrike (5) (postings in brackets).
What skills do you need for a Backend job at ARQ?
Backend postings at ARQ most often require Java (31), Rest API (31), PostgreSQL (3), Spring Boot (3), out of 31 postings in the last 12 months.
Is the ARQ tech stack changing?
Yes. SQL, Agentic Workflows, LLM Guardrails, AI Agents first appeared in ARQ job postings in the last six months.
How modern is the ARQ tech stack?
ARQ 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: 1; legacy ones: 0.
How does Alion know the ARQ tech stack?
Alion reads every job posting ARQ publishes and tags the technologies each one names. The figures on this page count the 42 postings of the last 12 months and were updated on Sep 29, 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, "ARQ tech stack: 29 technologies from 42 job postings", as of Sep 29, 2026. https://alion.io/company/arq-2/technologies