JD.com tech stack
JD.com builds mostly with C++, Python, Java, SQL. Its stack also includes PyTorch, TensorFlow, Spark, Redis. C++ is named in 30 of the 102 job postings JD.com published in the last 12 months (29%). Counted by Alion from the job postings of JD.com, updated Oct 4, 2026.
What programming languages does JD.com use?
C++ is named in 29% of job postings at JD.com, followed by Python (29%), Java (11%), SQL (9%).
C++
30 29%
Python
30 29%
Java
11 11%
SQL
9 9%
Scala
4 4%
JavaScript
3 3%
Kotlin
2 2%
TypeScript
2 2%
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What frameworks and libraries does JD.com use?
PyTorch is named in 16% of job postings at JD.com, followed by TensorFlow (7%), PyTorch C++ (6%), Flink (5%).
PyTorch
16 16%
TensorFlow
7 7%
PyTorch C++
6 6%
Flink
5 5%
LangChain
4 4%
TensorFlow C++
4 4%
LlamaIndex
3 3%
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What databases does JD.com use?
Redis is named in 6% of job postings at JD.com, followed by ClickHouse (2%), ElasticSearch (2%), MySQL (2%).
Redis
6 6%
ClickHouse
2 2%
ElasticSearch
2 2%
MySQL
2 2%
ArangoDB
1 1%
HBase
1 1%
InfluxDB
1 1%
Milvus
1 1%
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What cloud and platforms does JD.com use?
Spark is named in 6% of job postings at JD.com, followed by Linux (4%), vLLM (4%), Apache Kafka (3%).
Spark
6 6%
vLLM
4 4%
Apache Kafka
3 3%
CUDA Toolkit
3 3%
Kubernetes
3 3%
GitHub
2 2%
RabbitMQ
2 2%
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What developer tools does JD.com use?
TensorRT is named in 6% of job postings at JD.com, followed by WebSockets (5%), Docker (4%), Model Context Protocol (4%).
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What AI and ML technologies does JD.com use?
LLM is named in 13% of job postings at JD.com, followed by Qwen (5%), DeepSeek (3%), Claude (2%).
Show all (10)
Which engineering practices does JD.com ask for?
AI Agents is named in 10% of job postings at JD.com, followed by RAG (9%), NLP (7%), Function Calling (6%).
AI Agents
10 10%
RAG
9 9%
NLP
7 7%
Function Calling
6 6%
RLHF
6 6%
Prompt Engineering
5 5%
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What does each JD.com team work with?
The technologies each team's postings require most often, with the number of postings that require them.
AI/ML
42 postingsBackend
14 postingsIndustrial Engineering
10 postingsData Science
5 postingsHow does your stack fit JD.com?
How is the JD.com 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 JD.com stack?
JD.com scores 82 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: 10; legacy ones: 0.
How common is the JD.com stack in its industry?
Share of the 896 companies in the same industries, whose stack Alion knows, that use each technology.
What sets JD.com apart
Companies with a stack like JD.com
Questions about the JD.com tech stack
What programming languages does JD.com use?
The languages named in JD.com job postings are C++ (29%), Python (29%), Java (11%), SQL (9%), Scala (4%), as a share of the 102 postings of the last 12 months.
Does JD.com use PyTorch?
Yes. PyTorch is named in 16 of 102 job postings (16%) and required in 16 of them.
What cloud and platforms does JD.com use?
The cloud and platforms named in JD.com job postings are Spark (6), Linux (4), vLLM (4) (postings in brackets).
What skills do you need for a AI/ML job at JD.com?
AI/ML postings at JD.com most often require C++ (16), Python (16), PyTorch (12), LLM (9), out of 42 postings in the last 12 months.
Is the JD.com tech stack changing?
Yes. SLI/SLO/SLA, React Native, JavaScript, React.js first appeared in JD.com job postings in the last six months.
How modern is the JD.com tech stack?
JD.com scores 82 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: 10; legacy ones: 0.
How does Alion know the JD.com tech stack?
Alion reads every job posting JD.com publishes and tags the technologies each one names. The figures on this page count the 102 postings of the last 12 months and were updated on Oct 4, 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, "JD.com tech stack: 144 technologies from 102 job postings", as of Oct 4, 2026. https://alion.io/company/jd-com/technologies