Bitdefender tech stack
Bitdefender builds mostly with Python, JavaScript, Node JS, C#. Its stack also includes SIEM, Linux, PostgreSQL, Redis. SIEM is named in 12 of the 44 job postings Bitdefender published in the last 12 months (27%). Counted by Alion from the job postings of Bitdefender, updated Sep 27, 2026.
What programming languages does Bitdefender use?
Python is named in 23% of job postings at Bitdefender, followed by JavaScript (20%), Node JS (16%), C# (11%).
C# 
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What frameworks and libraries does Bitdefender use?
Espresso is named in 5% of job postings at Bitdefender, followed by Flutter (5%), Mocha (5%), Playwright (5%).
Espresso
2 5%
Flutter
2 5%
Mocha
2 5%
Playwright
2 5%
Selenium
2 5%
Appium
1 2%
BentoML
1 2%
Commander.js
1 2%
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What databases does Bitdefender use?
PostgreSQL is named in 9% of job postings at Bitdefender, followed by Redis (9%), Milvus (2%).
What cloud and platforms does Bitdefender use?
SIEM is named in 27% of job postings at Bitdefender, followed by Linux (25%), Windows (20%), Unix (18%).
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What developer tools does Bitdefender use?
Git is named in 16% of job postings at Bitdefender, followed by Docker (11%), Tcpdump (9%), Wireshark (9%).
Git
7 16%
Docker
5 11%
Tcpdump
4 9%
Wireshark
4 9%
Rest API
3 7%
Cobalt Strike
2 5%
Hyper-V
2 5%
Sketch
2 5%
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What AI and ML technologies does Bitdefender use?
LLM is named in 7% of job postings at Bitdefender.
LLM
3 7%
Which engineering practices does Bitdefender ask for?
CI/CD is named in 16% of job postings at Bitdefender, followed by DNS (14%), TCP/IP (14%), Red Teaming (11%).
CI/CD
7 16%
Incident Management
3 7%
SLI/SLO/SLA
3 7%
Prompt Engineering
3 7%
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What other technologies does Bitdefender use?
Kotlin Coroutines is named in 2% of job postings at Bitdefender, followed by Swift Concurrency (2%).
Kotlin Coroutines
1 2%
Swift Concurrency
1 2%
What does each Bitdefender team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Security
12 postingsBackend
9 postingsQA
6 postingsHow does your stack fit Bitdefender?
How is the Bitdefender 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 Bitdefender stack?
Bitdefender scores 75 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 Bitdefender stack in its industry?
Share of the 891 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Bitdefender apart
Companies with a stack like Bitdefender
Questions about the Bitdefender tech stack
What programming languages does Bitdefender use?
The languages named in Bitdefender job postings are Python (23%), JavaScript (20%), Node JS (16%), C# (11%), Java (11%), as a share of the 44 postings of the last 12 months.
Does Bitdefender use Espresso?
Yes. Espresso is named in 2 of 44 job postings (5%) and required in 2 of them.
What cloud and platforms does Bitdefender use?
The cloud and platforms named in Bitdefender job postings are SIEM (12), Linux (11), Windows (9) (postings in brackets).
What skills do you need for a Security job at Bitdefender?
Security postings at Bitdefender most often require Linux (6), Unix (6), Windows (6), SIEM (5), out of 12 postings in the last 12 months.
Is the Bitdefender tech stack changing?
Yes. Figma, Sketch first appeared in Bitdefender job postings in the last six months.
How modern is the Bitdefender tech stack?
Bitdefender scores 75 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 Bitdefender tech stack?
Alion reads every job posting Bitdefender publishes and tags the technologies each one names. The figures on this page count the 44 postings of the last 12 months and were updated on Sep 27, 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, "Bitdefender tech stack: 118 technologies from 44 job postings", as of Sep 27, 2026. https://alion.io/company/bitdefendersrl/technologies