Zalo tech stack
Zalo builds mostly with SQL, Python, Java, JavaScript. Its stack also includes Spark, React.js, Redis, Figma. SQL is named in 24 of the 61 job postings Zalo published in the last 12 months (39%). Counted by Alion from the job postings of Zalo, updated Sep 27, 2026.
What programming languages does Zalo use?
SQL is named in 39% of job postings at Zalo, followed by Python (30%), Java (21%), JavaScript (11%).
SQL
24 39%
Python
18 30%
Java
13 21%
JavaScript
7 11%
Kotlin
6 10%
Objective-C
4 7%
Swift
4 7%
Sass
4 7%
Show all (15)
What frameworks and libraries does Zalo use?
React.js is named in 11% of job postings at Zalo, followed by PyTorch (8%), Redux (7%), LangChain (5%).
React.js
7 11%
PyTorch
5 8%
Redux
4 7%
LangChain
3 5%
UIKit
3 5%
Spring Boot
3 5%
FAISS
3 5%
TensorFlow
3 5%
Show all (40)
What databases does Zalo use?
Redis is named in 10% of job postings at Zalo, followed by MySQL (7%), PostgreSQL (5%), SQLite (5%).
Redis
6 10%
MySQL
4 7%
PostgreSQL
3 5%
SQLite
3 5%
ClickHouse
3 5%
Milvus
3 5%
Pinecone
3 5%
Memcached
2 3%
Show all (17)
What cloud and platforms does Zalo use?
Spark is named in 13% of job postings at Zalo, followed by Figma (8%), Kubernetes (8%), Apache Kafka (7%).
Spark
8 13%
Figma
5 8%
Kubernetes
5 8%
Apache Kafka
4 7%
Power BI
3 5%
Show all (31)
What developer tools does Zalo use?
Docker is named in 11% of job postings at Zalo, followed by Microsoft Excel (8%), Model Context Protocol (7%), Git (5%).
Show all (25)
What AI and ML technologies does Zalo use?
LLM is named in 10% of job postings at Zalo, followed by ChatGPT (7%), Claude (5%), Gemini (3%).
Show all (9)
Which engineering practices does Zalo ask for?
CI/CD is named in 23% of job postings at Zalo, followed by A/B Testing (18%), Recommender Systems (13%), Machine Learning (11%).
CI/CD
14 23%
SLI/SLO/SLA
7 11%
Clean Architecture
6 10%
MVVM
6 10%
Embeddings
5 8%
Show all (40)
What other technologies does Zalo use?
Kotlin Coroutines is named in 5% of job postings at Zalo, followed by Swift Concurrency (5%).
Kotlin Coroutines
3 5%
Swift Concurrency
3 5%
What does each Zalo team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Product
19 postingsBackend
7 postingsData Science
7 postingsMobile
7 postingsAI/ML
6 postingsDevOps
3 postingsHow does your stack fit Zalo?
How is the Zalo 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 Zalo stack?
Zalo scores 84 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: 9; legacy ones: 0.
Companies with a stack like Zalo
Questions about the Zalo tech stack
What programming languages does Zalo use?
The languages named in Zalo job postings are SQL (39%), Python (30%), Java (21%), JavaScript (11%), Kotlin (10%), as a share of the 61 postings of the last 12 months.
Does Zalo use React.js?
Yes. React.js is named in 7 of 61 job postings (11%) and required in 5 of them.
What cloud and platforms does Zalo use?
The cloud and platforms named in Zalo job postings are Spark (8), Figma (5), Kubernetes (5) (postings in brackets).
What skills do you need for a Product job at Zalo?
Product postings at Zalo most often require SQL (7), Figma (4), out of 19 postings in the last 12 months.
Is the Zalo tech stack changing?
Yes. Gemini, Looker, Power BI, Tableau first appeared in Zalo job postings in the last six months.
How modern is the Zalo tech stack?
Zalo scores 84 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: 9; legacy ones: 0.
How does Alion know the Zalo tech stack?
Alion reads every job posting Zalo publishes and tags the technologies each one names. The figures on this page count the 61 postings of the last 12 months and were updated on Sep 27, 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, "Zalo tech stack: 179 technologies from 61 job postings", as of Sep 27, 2026. https://alion.io/company/zalo-2/technologies