Fireblocks tech stack
Fireblocks builds mostly with JavaScript, Python, TypeScript, Node JS. Its stack also includes AWS, React.js, Linux, Ethers.js. JavaScript is named in 12 of the 45 job postings Fireblocks published in the last 12 months (27%). Counted by Alion from the job postings of Fireblocks, updated Sep 30, 2026.
What programming languages does Fireblocks use?
JavaScript is named in 27% of job postings at Fireblocks, followed by Python (16%), TypeScript (13%), Node JS (9%).
JavaScript
12 27%
Python
7 16%
TypeScript
6 13%
Node JS
4 9%
Rust
4 9%
Kotlin
3 7%
Swift
3 7%
Perl
2 4%
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What frameworks and libraries does Fireblocks use?
React.js is named in 18% of job postings at Fireblocks, followed by Ethers.js (9%), Web3.js (9%), solana-web3.js (9%).
solana-web3.js 
What databases does Fireblocks use?
OpenSearch is named in 4% of job postings at Fireblocks, followed by Snowflake (2%).
OpenSearch
2 4%
Snowflake
1 2%
What cloud and platforms does Fireblocks use?
AWS is named in 22% of job postings at Fireblocks, followed by Linux (16%), Kubernetes (16%), Azure (13%).
AWS
10 22%
Kubernetes
7 16%
Azure
6 13%
GCP
6 13%
Grafana
5 11%
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What developer tools does Fireblocks use?
Logstash is named in 9% of job postings at Fireblocks, followed by Cursor (7%), Rest API (7%), Claude Code (4%).
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What AI and ML technologies does Fireblocks use?
Claude is named in 11% of job postings at Fireblocks, followed by LLM (7%).
Which engineering practices does Fireblocks ask for?
DeFi is named in 27% of job postings at Fireblocks, followed by Platform Engineering (20%), CI/CD (18%), AI Agents (11%).
DeFi
12 27%
Platform Engineering
9 20%
CI/CD
8 18%
AI Agents
5 11%
Smart Contracts
4 9%
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What other technologies does Fireblocks use?
Arbitrum is named in 9% of job postings at Fireblocks, followed by Ethereum (9%), Polygon (9%), Solana (9%).
What does each Fireblocks team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Security
6 postingsBackend
6 postingsHow does your stack fit Fireblocks?
How much does Fireblocks pay by technology?
Median stated pay of the postings that name each technology, against the median of all Fireblocks postings with stated pay: $212k across 24 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| JavaScript | 8 | $124k | −42% |
| React.js | 6 | $191k | −10% |
How is the Fireblocks 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 Fireblocks stack?
Fireblocks scores 80 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 Fireblocks stack in its industry?
Share of the 407 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Fireblocks apart
Companies with a stack like Fireblocks
Questions about the Fireblocks tech stack
What programming languages does Fireblocks use?
The languages named in Fireblocks job postings are JavaScript (27%), Python (16%), TypeScript (13%), Node JS (9%), Rust (9%), as a share of the 45 postings of the last 12 months.
Does Fireblocks use React.js?
Yes. React.js is named in 8 of 45 job postings (18%) and required in 5 of them.
What cloud and platforms does Fireblocks use?
The cloud and platforms named in Fireblocks job postings are AWS (10), Linux (7), Kubernetes (7) (postings in brackets).
What skills do you need for a Security job at Fireblocks?
Security postings at Fireblocks most often require Linux (5), Unix (5), Windows (5), SIEM (3), out of 6 postings in the last 12 months.
Is the Fireblocks tech stack changing?
Yes. RAG, OpenSearch, Perl, LLM Guardrails first appeared in Fireblocks job postings in the last six months.
How modern is the Fireblocks tech stack?
Fireblocks scores 80 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 Fireblocks tech stack?
Alion reads every job posting Fireblocks publishes and tags the technologies each one names. The figures on this page count the 45 postings of the last 12 months and were updated on Sep 30, 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, "Fireblocks tech stack: 88 technologies from 45 job postings", as of Sep 30, 2026. https://alion.io/company/fireblocks/technologies