Filigran tech stack
Filigran builds mostly with Python, TypeScript, Node JS, JavaScript. Its stack also includes AWS, Kubernetes, ElasticSearch, Redis. Python is named in 9 of the 32 job postings Filigran published in the last 12 months (28%). Counted by Alion from the job postings of Filigran, updated Nov 15, 2026.
What programming languages does Filigran use?
Python is named in 28% of job postings at Filigran, followed by TypeScript (19%), Node JS (16%), JavaScript (16%).
What frameworks and libraries does Filigran use?
React.js is named in 6% of job postings at Filigran, followed by Cypress (3%), Fastify (3%), Instructor (3%).
React.js
2 6%
Cypress
1 3%
Fastify
1 3%
Instructor
1 3%
Jest
1 3%
OpenTelemetry
1 3%
Pact
1 3%
PennyLane
1 3%
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What databases does Filigran use?
ElasticSearch is named in 16% of job postings at Filigran, followed by Redis (13%), PostgreSQL (6%).
What cloud and platforms does Filigran use?
AWS is named in 16% of job postings at Filigran, followed by Kubernetes (16%), Azure (13%), GCP (13%).
AWS
5 16%
Kubernetes
5 16%
Azure
4 13%
GCP
4 13%
RabbitMQ
3 9%
GitHub
2 6%
GitHub Actions
2 6%
Grafana
2 6%
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What developer tools does Filigran use?
Model Context Protocol is named in 16% of job postings at Filigran, followed by GraphQL (13%), Ansible (9%), Prometheus (9%).
Model Context Protocol
5 16%
GraphQL
4 13%
Ansible
3 9%
Prometheus
3 9%
Copilot
3 9%
Cursor
3 9%
Terraform
3 9%
Helm
2 6%
Show all (15)
What AI and ML technologies does Filigran use?
LLM is named in 25% of job postings at Filigran.
LLM
8 25%
Which engineering practices does Filigran ask for?
AI Agents is named in 28% of job postings at Filigran, followed by CI/CD (19%), Incident Management (9%), LLM Guardrails (9%).
AI Agents
9 28%
CI/CD
6 19%
Incident Management
3 9%
RAG
3 9%
Platform Engineering
2 6%
Function Calling
2 6%
Show all (11)
What does each Filigran team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
10 postingsDevOps
3 postingsHow does your stack fit Filigran?
How is the Filigran 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 Filigran stack?
Filigran scores 78 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: 1; legacy ones: 0.
How common is the Filigran stack in its industry?
Share of the 361 companies in the same industries, whose stack Alion knows, that use each technology.
Filigran products in its job postings
Postings at Filigran name its own products. They describe what the company makes, so they are left out of the stack above.
Companies with a stack like Filigran
Questions about the Filigran tech stack
What programming languages does Filigran use?
The languages named in Filigran job postings are Python (28%), TypeScript (19%), Node JS (16%), JavaScript (16%), Java (13%), as a share of the 32 postings of the last 12 months.
Does Filigran use React.js?
Yes. React.js is named in 2 of 32 job postings (6%) and required in 2 of them.
What cloud and platforms does Filigran use?
The cloud and platforms named in Filigran job postings are AWS (5), Kubernetes (5), Azure (4) (postings in brackets).
What skills do you need for a Backend job at Filigran?
Backend postings at Filigran most often require LLM (5), TypeScript (5), Model Context Protocol (4), Python (4), out of 10 postings in the last 12 months.
Is the Filigran tech stack changing?
Yes. LLM Guardrails, Platform Engineering, Function Calling, Rust first appeared in Filigran job postings in the last six months.
How modern is the Filigran tech stack?
Filigran scores 78 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: 1; legacy ones: 0.
How does Alion know the Filigran tech stack?
Alion reads every job posting Filigran publishes and tags the technologies each one names. The figures on this page count the 32 postings of the last 12 months and were updated on Nov 15, 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, "Filigran tech stack: 64 technologies from 32 job postings", as of Nov 15, 2026. https://alion.io/company/filigran/technologies