OpenFX tech stack
OpenFX builds mostly with JavaScript, TypeScript, Python, SQL. Its stack also includes AWS, React.js, Kubernetes, PostgreSQL. JavaScript is named in 9 of the 25 job postings OpenFX published in the last 12 months (36%). Counted by Alion from the job postings of OpenFX, updated Oct 11, 2026.
What programming languages does OpenFX use?
JavaScript is named in 36% of job postings at OpenFX, followed by TypeScript (32%), Python (28%), SQL (20%).
C# Show all (9)
What frameworks and libraries does OpenFX use?
React.js is named in 20% of job postings at OpenFX, followed by Next.js (8%), Redux (8%), Rest-Assured (8%).
React.js
5 20%
Next.js
2 8%
Redux
2 8%
Rest-Assured
2 8%
TestNG
2 8%
Flink
1 4%
OpenTelemetry
1 4%
Playwright
1 4%
Show all (9)
What databases does OpenFX use?
PostgreSQL is named in 8% of job postings at OpenFX, followed by Amazon Redshift (4%), Google BigQuery (4%), SQLite (4%).
What cloud and platforms does OpenFX use?
AWS is named in 24% of job postings at OpenFX, followed by Kubernetes (16%), GCP (12%), Amazon CloudWatch (8%).
AWS
6 24%
Kubernetes
4 16%
GCP
3 12%
Amazon EKS
2 8%
Azure
2 8%
.NET
1 4%
Show all (16)
What developer tools does OpenFX use?
Rest API is named in 12% of job postings at OpenFX, followed by Copilot (8%), Docker (8%), Git (8%).
Show all (13)
What AI and ML technologies does OpenFX use?
Claude is named in 8% of job postings at OpenFX, followed by LLM (4%).
Which engineering practices does OpenFX ask for?
CI/CD is named in 16% of job postings at OpenFX, followed by AI Agents (12%), SLI/SLO/SLA (12%), Chaos Engineering (8%).
CI/CD
4 16%
AI Agents
3 12%
SLI/SLO/SLA
3 12%
Chaos Engineering
2 8%
Rollup
2 8%
State Management
2 8%
Synthetic Data
2 8%
Show all (15)
What other technologies does OpenFX use?
Polygon is named in 4% of job postings at OpenFX.
Polygon
1 4%
What does each OpenFX team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
5 postingsHow does your stack fit OpenFX?
How is the OpenFX 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 OpenFX stack?
OpenFX scores 81 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 OpenFX stack in its industry?
Share of the 373 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like OpenFX
Questions about the OpenFX tech stack
What programming languages does OpenFX use?
The languages named in OpenFX job postings are JavaScript (36%), TypeScript (32%), Python (28%), SQL (20%), Java (16%), as a share of the 25 postings of the last 12 months.
Does OpenFX use React.js?
Yes. React.js is named in 5 of 25 job postings (20%) and required in 5 of them.
What cloud and platforms does OpenFX use?
The cloud and platforms named in OpenFX job postings are AWS (6), Kubernetes (4), GCP (3) (postings in brackets).
What skills do you need for a Backend job at OpenFX?
Backend postings at OpenFX most often require TypeScript (4), Next.js (2), Node JS (2), PostgreSQL (2), out of 5 postings in the last 12 months.
Is the OpenFX tech stack changing?
Yes. Machine Learning, Rollup, Go, Node JS first appeared in OpenFX job postings in the last six months.
How modern is the OpenFX tech stack?
OpenFX scores 81 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 OpenFX tech stack?
Alion reads every job posting OpenFX publishes and tags the technologies each one names. The figures on this page count the 25 postings of the last 12 months and were updated on Oct 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, "OpenFX tech stack: 70 technologies from 25 job postings", as of Oct 11, 2026. https://alion.io/company/openfx/technologies