Amazon tech stack
Amazon builds mostly with Python, SQL, Java, C++. Its stack also includes Linux, Tableau, Hadoop, Oracle. Python is named in 3,470 of the 15,757 job postings Amazon published in the last 12 months (22%). Counted by Alion from the job postings of Amazon, updated Nov 13, 2026.
What programming languages does Amazon use?
Python is named in 22% of job postings at Amazon, followed by SQL (20%), Java (17%), C++ (17%).
Python
3470 22%
SQL
3226 20%
Java
2697 17%
C++
2684 17%
C#
1678 11%
Perl
1251 8%
Ruby
797 5%
Rust
528 3%
Show all (51)
And 11 more, each named in fewer postings.
What frameworks and libraries does Amazon use?
Hadoop is named in 2% of job postings at Amazon, followed by PyTorch (1%), TensorFlow (1%), TensorFlow C++ (1%).
Hadoop
346 2%
PyTorch
215 1%
TensorFlow
208 1%
TensorFlow C++
142 1%
React.js
137 1%
Scikit-learn
118 1%
NumPy
117 1%
SciPy
114 1%
Show all (168)
And 128 more, each named in fewer postings.
What databases does Amazon use?
Oracle is named in 2% of job postings at Amazon, followed by MySQL (1%), PostgreSQL (1%), OpenSearch (1%).
Oracle
244 2%
MySQL
143 1%
PostgreSQL
128 1%
OpenSearch
107 1%
SAP HANA
64 <1%
Apache Iceberg
44 <1%
ElasticSearch
42 <1%
Redis
39 <1%
Show all (41)
And 1 more, each named in fewer postings.
What cloud and platforms does Amazon use?
Linux is named in 9% of job postings at Amazon, followed by Tableau (5%), Unix (4%), Windows (4%).
Tableau
850 5%
Spark
367 2%
Kubernetes
266 2%
Power BI
235 1%
Show all (118)
And 78 more, each named in fewer postings.
What developer tools does Amazon use?
Microsoft Excel is named in 7% of job postings at Amazon, followed by AutoCAD (1%), Terraform (1%), Model Context Protocol (1%).
AutoCAD
224 1%
Terraform
184 1%
Model Context Protocol
164 1%
Rest API
162 1%
Docker
132 1%
SolidWorks
115 1%
Show all (215)
And 175 more, each named in fewer postings.
What AI and ML technologies does Amazon use?
LLM is named in 4% of job postings at Amazon, followed by Stable Diffusion (1%), ControlNet (<1%), Claude (<1%).
LLM
668 4%
Stable Diffusion
79 1%
ControlNet
70 <1%
Claude
36 <1%
Llama
23 <1%
LoRA
20 <1%
PEFT
20 <1%
VLM
19 <1%
Show all (27)
Which engineering practices does Amazon ask for?
Machine Learning is named in 16% of job postings at Amazon, followed by AI Agents (11%), CI/CD (6%), ETL/ELT (5%).
AI Agents
1668 11%
CI/CD
915 6%
RAG
322 2%
Computer Vision
319 2%
Show all (165)
And 125 more, each named in fewer postings.
What other technologies does Amazon use?
Kotlin Coroutines is named in <1% of job postings at Amazon, followed by VSAM (<1%), Swift Concurrency (<1%), StateFlow (<1%).
Kotlin Coroutines
10 <1%
Swift Concurrency
3 <1%
StateFlow
2 <1%
IPFS
1 <1%
What does each Amazon team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
2073 postingsManagement
1358 postingsOperations
1171 postingsSolutions
1097 postingsIndustrial Engineering
1033 postingsDevOps
997 postingsHow does your stack fit Amazon?
How much does Amazon pay by technology?
Median stated pay of the postings that name each technology, against the median of all Amazon postings with stated pay: $193k across 9,446 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Python | 2068 | $193k | 0% |
| C++ | 1943 | $194k | +1% |
| Java | 1868 | $194k | +1% |
| SQL | 1630 | $160k | −17% |
| C# | 1210 | $194k | +1% |
| Perl | 974 | $194k | +1% |
| Linux | 886 | $184k | −5% |
| Ruby | 506 | $175k | −10% |
| Tableau | 437 | $160k | −17% |
| LLM | 420 | $209k | +8% |
How is the Amazon 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 Amazon stack?
Amazon scores 74 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 27; legacy ones: 2.
How common is the Amazon stack in its industry?
Share of the 3,942 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Amazon apart
Amazon products in its job postings
Postings at Amazon name its own products. They describe what the company makes, so they are left out of the stack above.
Companies with a stack like Amazon
Questions about the Amazon tech stack
What programming languages does Amazon use?
The languages named in Amazon job postings are Python (22%), SQL (20%), Java (17%), C++ (17%), C# (11%), as a share of the 15,757 postings of the last 12 months.
Does Amazon use Hadoop?
Yes. Hadoop is named in 346 of 15,757 job postings (2%) and required in 60 of them.
What cloud and platforms does Amazon use?
The cloud and platforms named in Amazon job postings are Linux (1444), Tableau (850), Unix (595) (postings in brackets).
What skills do you need for a Backend job at Amazon?
Backend postings at Amazon most often require Java (929), C++ (864), C# (708), Perl (539), out of 2,073 postings in the last 12 months.
Is the Amazon tech stack changing?
Yes. OpenXR, Battery Management Systems, IBM DOORS, ISO 13485 first appeared in Amazon job postings in the last six months.
How modern is the Amazon tech stack?
Amazon scores 74 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 27; legacy ones: 2.
How does Alion know the Amazon tech stack?
Alion reads every job posting Amazon publishes and tags the technologies each one names. The figures on this page count the 15,757 postings of the last 12 months and were updated on Nov 13, 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, "Amazon tech stack: 791 technologies from 15,757 job postings", as of Nov 13, 2026. https://alion.io/company/amazon/technologies