ZappTS tech stack
ZappTS builds mostly with Java, Python, JavaScript, Kotlin. Its stack also includes GCP, LangGraph, LangChain, AWS. Java is named in 2 of the 9 job postings ZappTS published in the last 12 months (22%). Counted by Alion from the job postings of ZappTS, updated Oct 5, 2026.
What programming languages does ZappTS use?
Java is named in 22% of job postings at ZappTS, followed by Python (22%), JavaScript (22%), Kotlin (11%).
What frameworks and libraries does ZappTS use?
LangGraph is named in 22% of job postings at ZappTS, followed by LangChain (22%), Angular (11%), AutoGen (11%).
LangGraph
2 22%
LangChain
2 22%
Angular
1 11%
AutoGen
1 11%
CrewAI
1 11%
Koin
1 11%
OpenCV
1 11%
React.js
1 11%
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What databases does ZappTS use?
Amazon Redshift is named in 11% of job postings at ZappTS, followed by BigQuery (11%), Google BigQuery (11%), MySQL (11%).
BigQuery 
What cloud and platforms does ZappTS use?
GCP is named in 22% of job postings at ZappTS, followed by AWS (11%), Airflow (11%), Amazon S3 (11%).
GCP
2 22%
AWS
1 11%
Airflow
1 11%
Android SDK
1 11%
Azure
1 11%
Bitbucket
1 11%
Dify
1 11%
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What developer tools does ZappTS use?
Claude Code is named in 33% of job postings at ZappTS, followed by Cursor (22%), Devin (22%), Docker (22%).
Claude Code
3 33%
Cursor
2 22%
Docker
2 22%
Model Context Protocol
2 22%
Rest API
2 22%
Canva
1 11%
Copilot
1 11%
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What AI and ML technologies does ZappTS use?
ChatGPT is named in 11% of job postings at ZappTS, followed by Claude (11%).
Which engineering practices does ZappTS ask for?
RAG is named in 33% of job postings at ZappTS, followed by ETL/ELT (22%), Embeddings (22%), Machine Learning (22%).
RAG
3 33%
Embeddings
2 22%
AI Agents
1 11%
CI/CD
1 11%
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What other technologies does ZappTS use?
Kotlin Coroutines is named in 11% of job postings at ZappTS.
Kotlin Coroutines
1 11%
What does each ZappTS 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 ZappTS?
How is the ZappTS 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 ZappTS stack?
ZappTS scores 85 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.
Companies with a stack like ZappTS
Questions about the ZappTS tech stack
What programming languages does ZappTS use?
The languages named in ZappTS job postings are Java (22%), Python (22%), JavaScript (22%), Kotlin (11%), Node JS (11%), as a share of the 9 postings of the last 12 months.
Does ZappTS use LangGraph?
Yes. LangGraph is named in 2 of 9 job postings (22%) and required in 2 of them.
What cloud and platforms does ZappTS use?
The cloud and platforms named in ZappTS job postings are GCP (2), AWS (1), Airflow (1) (postings in brackets).
What skills do you need for a Backend job at ZappTS?
Backend postings at ZappTS most often require Docker (2), LangGraph (2), Model Context Protocol (2), Python (2), out of 3 postings in the last 12 months.
Is the ZappTS tech stack changing?
Yes. Rest API, Claude Code, Cursor, Devin first appeared in ZappTS job postings in the last six months.
How modern is the ZappTS tech stack?
ZappTS scores 85 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 ZappTS tech stack?
Alion reads every job posting ZappTS publishes and tags the technologies each one names. The figures on this page count the 9 postings of the last 12 months and were updated on Oct 5, 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, "ZappTS tech stack: 72 technologies from 9 job postings", as of Oct 5, 2026. https://alion.io/company/zappts/technologies