eBay tech stack
eBay builds mostly with Python, Java, JavaScript, TypeScript. Its stack also includes Kubernetes, CUDA Toolkit, Ray, React.js. Python is named in 13 of the 15 job postings eBay published in the last 12 months (87%). Counted by Alion from the job postings of eBay, updated Oct 3, 2026.
What programming languages does eBay use?
Python is named in 87% of job postings at eBay, followed by Java (47%), JavaScript (40%), TypeScript (33%).
Python
13 87%
Java
7 47%
JavaScript
6 40%
TypeScript
5 33%
SQL
4 27%
Go
3 20%
Node JS
3 20%
Rust
2 13%
Show all (11)
What frameworks and libraries does eBay use?
Ray is named in 27% of job postings at eBay, followed by React.js (27%), Hadoop (20%), NCCL (20%).
Ray
4 27%
React.js
4 27%
Hadoop
3 20%
OpenTelemetry
3 20%
Spring Boot
3 20%
Angular
3 20%
Show all (14)
What databases does eBay use?
ElasticSearch is named in 7% of job postings at eBay, followed by MySQL (7%).
ElasticSearch
1 7%
MySQL
1 7%
What cloud and platforms does eBay use?
Kubernetes is named in 53% of job postings at eBay, followed by CUDA Toolkit (33%), Grafana (27%), vLLM (13%).
Kubernetes
8 53%
CUDA Toolkit
5 33%
Grafana
4 27%
vLLM
2 13%
Apache Kafka
2 13%
MLFlow
2 13%
Spark
2 13%
Weights & Biases
2 13%
Show all (13)
What developer tools does eBay use?
ArgoCD is named in 27% of job postings at eBay, followed by Prometheus (27%), Gateway API (20%), InfiniBand (20%).
ArgoCD
4 27%
Prometheus
4 27%
Gateway API
3 20%
Docker
3 20%
Rest API
2 13%
TensorRT
2 13%
Show all (18)
What AI and ML technologies does eBay use?
LLM is named in 27% of job postings at eBay, followed by Claude (7%).
Which engineering practices does eBay ask for?
GitOps is named in 33% of job postings at eBay, followed by CI/CD (27%), A/B Testing (13%), HPC (13%).
GitOps
5 33%
CI/CD
4 27%
HPC
2 13%
AI Agents
2 13%
Platform Engineering
2 13%
Computer Vision
1 7%
Show all (14)
What does each eBay team work with?
The technologies each team's postings require most often, with the number of postings that require them.
AI/ML
6 postingsBackend
6 postingsData Science
3 postingsHow does your stack fit eBay?
How modern is the eBay stack?
eBay 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: 2; legacy ones: 0.
How common is the eBay stack in its industry?
Share of the 326 companies in the same industries, whose stack Alion knows, that use each technology.
What sets eBay apart
Companies with a stack like eBay
Questions about the eBay tech stack
What programming languages does eBay use?
The languages named in eBay job postings are Python (87%), Java (47%), JavaScript (40%), TypeScript (33%), SQL (27%), as a share of the 15 postings of the last 12 months.
Does eBay use Ray?
Yes. Ray is named in 4 of 15 job postings (27%) and required in 4 of them.
What cloud and platforms does eBay use?
The cloud and platforms named in eBay job postings are Kubernetes (8), CUDA Toolkit (5), Grafana (4) (postings in brackets).
What skills do you need for a AI/ML job at eBay?
AI/ML postings at eBay most often require Python (5), CUDA Toolkit (4), CUDA (2), Gateway API (2), out of 6 postings in the last 12 months.
Is the eBay tech stack changing?
No new technology has appeared in eBay job postings in the last six months.
How modern is the eBay tech stack?
eBay 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: 2; legacy ones: 0.
How does Alion know the eBay tech stack?
Alion reads every job posting eBay publishes and tags the technologies each one names. The figures on this page count the 15 postings of the last 12 months and were updated on Oct 3, 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, "eBay tech stack: 74 technologies from 15 job postings", as of Oct 3, 2026. https://alion.io/company/ebay/technologies