GreyOrange tech stack
GreyOrange builds mostly with Python, Java, SQL, Go. Its stack also includes GCP, AWS, Selenium, Pytest. Python is named in 109 of the 152 job postings GreyOrange published in the last 12 months (72%). Counted by Alion from the job postings of GreyOrange, updated Nov 11, 2026.
What programming languages does GreyOrange use?
Python is named in 72% of job postings at GreyOrange, followed by Java (63%), SQL (49%), Go (28%).
C++ 
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What frameworks and libraries does GreyOrange use?
Selenium is named in 20% of job postings at GreyOrange, followed by Pytest (16%), Appium (11%), Spring Boot (11%).
Selenium
30 20%
Pytest
25 16%
Appium
17 11%
Spring Boot
16 11%
TestNG
15 10%
JUnit
15 10%
React.js
13 9%
Robot Framework
8 5%
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And 6 more, each named in fewer postings.
What databases does GreyOrange use?
PostgreSQL is named in 14% of job postings at GreyOrange, followed by Redis (12%), MySQL (6%), InfluxDB (3%).
PostgreSQL
21 14%
Redis
18 12%
MySQL
9 6%
InfluxDB
4 3%
Realm
2 1%
SQLite
2 1%
ElasticSearch
2 1%
Cassandra
1 1%
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What cloud and platforms does GreyOrange use?
GCP is named in 32% of job postings at GreyOrange, followed by AWS (32%), Azure (30%), Kubernetes (28%).
GCP
49 32%
AWS
48 32%
Azure
45 30%
Kubernetes
42 28%
Apache Kafka
28 18%
Postman
23 15%
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What developer tools does GreyOrange use?
Rest API is named in 43% of job postings at GreyOrange, followed by Docker (26%), Git (15%), Jenkins (12%).
Rest API
66 43%
Docker
39 26%
Git
23 15%
Jenkins
18 12%
Adobe XD
10 7%
Sketch
10 7%
JMeter
8 5%
GraphQL
6 4%
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What AI and ML technologies does GreyOrange use?
LLM is named in 7% of job postings at GreyOrange, followed by Claude (1%), Gemini (1%), ChatGPT (1%).
Which engineering practices does GreyOrange ask for?
CI/CD is named in 34% of job postings at GreyOrange, followed by AI Agents (9%), Time Series (7%), Incident Management (5%).
CI/CD
52 34%
AI Agents
14 9%
Time Series
10 7%
Incident Management
8 5%
Platform Engineering
7 5%
State Management
6 4%
RAG
5 3%
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What does each GreyOrange team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
73 postingsQA
33 postingsDesign
10 postingsSupport
9 postingsLeadership
9 postingsHow does your stack fit GreyOrange?
How is the GreyOrange 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 GreyOrange stack?
GreyOrange scores 83 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 GreyOrange stack in its industry?
Share of the 236 companies in the same industries, whose stack Alion knows, that use each technology.
What sets GreyOrange apart
Companies with a stack like GreyOrange
Deutsche Telekom Digital Labs
141 shared technologies
Intercontinental Exchange
135 shared technologies
Grid Dynamics
113 shared technologies
Intetics
132 shared technologies
Comcast
132 shared technologies
Software Mind
136 shared technologies
BlackRock
114 shared technologies
Mphasis
130 shared technologies
Questions about the GreyOrange tech stack
What programming languages does GreyOrange use?
The languages named in GreyOrange job postings are Python (72%), Java (63%), SQL (49%), Go (28%), Erlang (18%), as a share of the 152 postings of the last 12 months.
Does GreyOrange use Selenium?
Yes. Selenium is named in 30 of 152 job postings (20%) and required in 28 of them.
What cloud and platforms does GreyOrange use?
The cloud and platforms named in GreyOrange job postings are GCP (49), AWS (48), Azure (45) (postings in brackets).
What skills do you need for a Backend job at GreyOrange?
Backend postings at GreyOrange most often require Java (64), Python (59), Rest API (44), SQL (39), out of 73 postings in the last 12 months.
Is the GreyOrange tech stack changing?
Yes. Windows, Path Planning, Rust, WebAssembly first appeared in GreyOrange job postings in the last six months.
How modern is the GreyOrange tech stack?
GreyOrange scores 83 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 GreyOrange tech stack?
Alion reads every job posting GreyOrange publishes and tags the technologies each one names. The figures on this page count the 152 postings of the last 12 months and were updated on Nov 11, 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, "GreyOrange tech stack: 180 technologies from 152 job postings", as of Nov 11, 2026. https://alion.io/company/greyorange-2/technologies