Wati tech stack
Wati builds mostly with Go, Python, JavaScript, C#. Its stack also includes GCP, AWS, PostgreSQL, React.js. Go is named in 16 of the 46 job postings Wati published in the last 12 months (35%). Counted by Alion from the job postings of Wati, updated Sep 27, 2026.
What programming languages does Wati use?
Go is named in 35% of job postings at Wati, followed by Python (28%), JavaScript (22%), C# (20%).
C# 
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What frameworks and libraries does Wati use?
React.js is named in 13% of job postings at Wati, followed by LangChain (7%), React Native (7%), CrewAI (4%).
React.js
6 13%
LangChain
3 7%
React Native
3 7%
CrewAI
2 4%
Flink
1 2%
Flutter
1 2%
styled-components
1 2%
What databases does Wati use?
PostgreSQL is named in 13% of job postings at Wati, followed by BigQuery (7%), Google BigQuery (7%), Redis (4%).
PostgreSQL
6 13%
BigQuery
3 7%
Google BigQuery
3 7%
Redis
2 4%
Milvus
1 2%
Pinecone
1 2%
Qdrant
1 2%
What cloud and platforms does Wati use?
GCP is named in 26% of job postings at Wati, followed by AWS (17%), OpenAI (9%), Azure (9%).
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What developer tools does Wati use?
Cursor is named in 22% of job postings at Wati, followed by Copilot (13%), Model Context Protocol (11%), WebRTC (9%).
Cursor
10 22%
Copilot
6 13%
Model Context Protocol
5 11%
WebRTC
4 9%
Git
4 9%
WordPress
3 7%
Canva
3 7%
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What AI and ML technologies does Wati use?
LLM is named in 26% of job postings at Wati, followed by Gemini (11%), Claude (7%), ChatGPT (4%).
Which engineering practices does Wati ask for?
AI Agents is named in 52% of job postings at Wati, followed by Tool Use (17%), Function Calling (15%), Prompt Engineering (13%).
AI Agents
24 52%
Function Calling
7 15%
Prompt Engineering
6 13%
Multimodal AI
5 11%
CI/CD
4 9%
RAG
3 7%
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What does each Wati team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
11 postingsAI/ML
8 postingsHow does your stack fit Wati?
How is the Wati 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 Wati stack?
Wati scores 86 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: 4; legacy ones: 0.
How common is the Wati stack in its industry?
Share of the 375 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Wati apart
Companies with a stack like Wati
Questions about the Wati tech stack
What programming languages does Wati use?
The languages named in Wati job postings are Go (35%), Python (28%), JavaScript (22%), C# (20%), SQL (20%), as a share of the 46 postings of the last 12 months.
Does Wati use React.js?
Yes. React.js is named in 6 of 46 job postings (13%) and required in 5 of them.
What cloud and platforms does Wati use?
The cloud and platforms named in Wati job postings are GCP (12), AWS (8), OpenAI (4) (postings in brackets).
What skills do you need for a Backend job at Wati?
Backend postings at Wati most often require Go (10), C# (6), Python (5), PostgreSQL (4), out of 11 postings in the last 12 months.
Is the Wati tech stack changing?
Yes. Claude Code, OpenAI Codex, Figma, Context Engineering first appeared in Wati job postings in the last six months.
How modern is the Wati tech stack?
Wati scores 86 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: 4; legacy ones: 0.
How does Alion know the Wati tech stack?
Alion reads every job posting Wati publishes and tags the technologies each one names. The figures on this page count the 46 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, "Wati tech stack: 91 technologies from 46 job postings", as of Sep 27, 2026. https://alion.io/company/wati-io/technologies