Fronius tech stack
Fronius builds mostly with Julia, C#, C++, Python. Its stack also includes Kubernetes, Azure, Angular, Azure Cosmos DB. Julia is named in 14 of the 39 job postings Fronius published in the last 12 months (36%). Counted by Alion from the job postings of Fronius, updated Oct 6, 2026.
What programming languages does Fronius use?
Julia is named in 36% of job postings at Fronius, followed by C# (31%), C++ (15%), Python (15%).
C# 
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What frameworks and libraries does Fronius use?
Angular is named in 5% of job postings at Fronius, followed by Playwright (3%), Ray (3%), Vue.js (3%).
Angular
2 5%
Playwright
1 3%
Ray
1 3%
Vue.js
1 3%
CrewAI
1 3%
LangChain
1 3%
LangGraph
1 3%
LlamaIndex
1 3%
What databases does Fronius use?
Azure Cosmos DB is named in 3% of job postings at Fronius, followed by MariaDB (3%), Oracle (3%), PostgreSQL (3%).
What cloud and platforms does Fronius use?
Kubernetes is named in 33% of job postings at Fronius, followed by Azure (23%), .NET (21%), Linux (21%).
Kubernetes
13 33%
Azure
9 23%
.NET
8 21%
Azure DevOps
2 5%
Azure AKS
1 3%
Figma
1 3%
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What developer tools does Fronius use?
MQTT is named in 8% of job postings at Fronius, followed by Jenkins (8%), Docker (5%), Git (5%).
MQTT
3 8%
Jenkins
3 8%
Docker
2 5%
Git
2 5%
Terraform
2 5%
Adobe Photoshop
1 3%
Argo Workflows
1 3%
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What AI and ML technologies does Fronius use?
LLM is named in 3% of job postings at Fronius.
LLM
1 3%
Which engineering practices does Fronius ask for?
CI/CD is named in 28% of job postings at Fronius, followed by DNS (3%), FinOps (3%), GitOps (3%).
CI/CD
11 28%
FinOps
1 3%
GitOps
1 3%
Platform Engineering
1 3%
RAG
1 3%
Show all (10)
What does each Fronius team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
12 postingsDevOps
4 postingsHow does your stack fit Fronius?
How is the Fronius 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 Fronius stack?
Fronius scores 76 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 Fronius stack in its industry?
Share of the 1,800 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Fronius apart
Companies with a stack like Fronius
Questions about the Fronius tech stack
What programming languages does Fronius use?
The languages named in Fronius job postings are Julia (36%), C# (31%), C++ (15%), Python (15%), SQL (10%), as a share of the 39 postings of the last 12 months.
Does Fronius use Angular?
Yes. Angular is named in 2 of 39 job postings (5%) and required in 2 of them.
What cloud and platforms does Fronius use?
The cloud and platforms named in Fronius job postings are Kubernetes (13), Azure (9), .NET (8) (postings in brackets).
What skills do you need for a Backend job at Fronius?
Backend postings at Fronius most often require C# (9), .NET (6), Azure (5), Kubernetes (5), out of 12 postings in the last 12 months.
Is the Fronius tech stack changing?
Yes. Java, Docker, Rust, Azure DevOps first appeared in Fronius job postings in the last six months.
How modern is the Fronius tech stack?
Fronius scores 76 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 Fronius tech stack?
Alion reads every job posting Fronius publishes and tags the technologies each one names. The figures on this page count the 39 postings of the last 12 months and were updated on Oct 6, 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, "Fronius tech stack: 67 technologies from 39 job postings", as of Oct 6, 2026. https://alion.io/company/fronius-com/technologies