X-energy tech stack
X-energy builds mostly with JavaScript, TypeScript, Python, Node JS. Its stack also includes AWS, Amazon S3, Amazon Aurora, DynamoDB. AWS is named in 9 of the 38 job postings X-energy published in the last 12 months (24%). Counted by Alion from the job postings of X-energy, updated Sep 26, 2026.
What programming languages does X-energy use?
JavaScript is named in 13% of job postings at X-energy, followed by TypeScript (11%), Python (11%), Node JS (8%).
What frameworks and libraries does X-energy use?
AWS Strands Agents is named in 11% of job postings at X-energy, followed by LangChain (11%), LangGraph (11%), React.js (11%).
LangChain
4 11%
LangGraph
4 11%
React.js
4 11%
Tailwind CSS
4 11%
DeepEval
3 8%
FastAPI
3 8%
LlamaIndex
3 8%
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What databases does X-energy use?
Amazon Aurora is named in 13% of job postings at X-energy, followed by DynamoDB (13%), Amazon DocumentDB (11%), OpenSearch (11%).
Amazon Aurora
5 13%
DynamoDB
5 13%
Amazon DocumentDB
4 11%
OpenSearch
4 11%
PostgreSQL
4 11%
Redis
4 11%
Amazon Neptune
3 8%
Apache Hudi
3 8%
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What cloud and platforms does X-energy use?
AWS is named in 24% of job postings at X-energy, followed by Amazon S3 (13%), GitLab (13%), AWS Bedrock (11%).
AWS
9 24%
GitLab
5 13%
AWS Bedrock
4 11%
Amazon EC2
4 11%
Datadog
4 11%
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What developer tools does X-energy use?
SolidWorks is named in 29% of job postings at X-energy, followed by Docker (16%), AutoCAD (13%), Microsoft Excel (13%).
SolidWorks
11 29%
Docker
6 16%
AutoCAD
5 13%
Claude Code
4 11%
Git
4 11%
Rest API
4 11%
Terraform
4 11%
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What AI and ML technologies does X-energy use?
LLM is named in 11% of job postings at X-energy.
LLM
4 11%
Which engineering practices does X-energy ask for?
CI/CD is named in 13% of job postings at X-energy, followed by AI Agents (11%), Agentic Workflows (11%), ETL/ELT (11%).
CI/CD
5 13%
AI Agents
4 11%
Function Calling
4 11%
RAG
4 11%
Hallucination
3 8%
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What does each X-energy team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
3 postingsHow does your stack fit X-energy?
How much does X-energy pay by technology?
Median stated pay of the postings that name each technology, against the median of all X-energy postings with stated pay: $150k across 34 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| AWS | 8 | $199k | +32% |
| Amazon Aurora | 5 | $205k | +37% |
| Amazon S3 | 5 | $205k | +37% |
| DynamoDB | 5 | $205k | +37% |
How modern is the X-energy stack?
X-energy scores 72 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: 1; legacy ones: 0.
How common is the X-energy stack in its industry?
Share of the 527 companies in the same industries, whose stack Alion knows, that use each technology.
What sets X-energy apart
Companies with a stack like X-energy
Questions about the X-energy tech stack
What programming languages does X-energy use?
The languages named in X-energy job postings are JavaScript (13%), TypeScript (11%), Python (11%), Node JS (8%), SQL (3%), as a share of the 38 postings of the last 12 months.
Does X-energy use AWS Strands Agents?
Yes. AWS Strands Agents is named in 4 of 38 job postings (11%) and required in 4 of them.
What cloud and platforms does X-energy use?
The cloud and platforms named in X-energy job postings are AWS (9), Amazon S3 (5), GitLab (5) (postings in brackets).
What skills do you need for a Backend job at X-energy?
Backend postings at X-energy most often require AWS (3), AWS Bedrock (3), AWS Strands Agents (3), Amazon Aurora (3), out of 3 postings in the last 12 months.
Is the X-energy tech stack changing?
No new technology has appeared in X-energy job postings in the last six months.
How modern is the X-energy tech stack?
X-energy scores 72 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: 1; legacy ones: 0.
How does Alion know the X-energy tech stack?
Alion reads every job posting X-energy publishes and tags the technologies each one names. The figures on this page count the 38 postings of the last 12 months and were updated on Sep 26, 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, "X-energy tech stack: 83 technologies from 38 job postings", as of Sep 26, 2026. https://alion.io/company/x-energy/technologies