Nielsen tech stack
Nielsen builds mostly with SQL, Python, Java, JavaScript. Its stack also includes AWS, Azure, PostgreSQL, Cassandra. AWS is named in 60 of the 132 job postings Nielsen published in the last 12 months (45%). Counted by Alion from the job postings of Nielsen, updated Sep 28, 2026.
What programming languages does Nielsen use?
SQL is named in 42% of job postings at Nielsen, followed by Python (42%), Java (15%), JavaScript (14%).
SQL
56 42%
Python
55 42%
Java
20 15%
JavaScript
18 14%
Scala
7 5%
C++
7 5%
PowerShell
5 4%
TypeScript
5 4%
Show all (17)
What frameworks and libraries does Nielsen use?
PyTorch is named in 8% of job postings at Nielsen, followed by TensorFlow (8%), LangChain (5%), Scikit-learn (5%).
PyTorch
10 8%
TensorFlow
10 8%
LangChain
7 5%
Scikit-learn
7 5%
Flink
6 5%
SciPy
6 5%
NumPy
6 5%
Keras
5 4%
Show all (44)
And 4 more, each named in fewer postings.
What databases does Nielsen use?
PostgreSQL is named in 8% of job postings at Nielsen, followed by Cassandra (8%), Delta Lake (8%), MySQL (7%).
PostgreSQL
11 8%
Cassandra
11 8%
Delta Lake
11 8%
MySQL
9 7%
DynamoDB
7 5%
ElasticSearch
7 5%
Redis
7 5%
MS SQL
5 4%
Show all (19)
What cloud and platforms does Nielsen use?
AWS is named in 45% of job postings at Nielsen, followed by Azure (25%), Spark (23%), GCP (19%).
AWS
60 45%
Azure
33 25%
Spark
30 23%
GCP
25 19%
Kubernetes
24 18%
Tableau
14 11%
Databricks
13 10%
Show all (41)
And 1 more, each named in fewer postings.
What developer tools does Nielsen use?
Docker is named in 14% of job postings at Nielsen, followed by Microsoft Excel (7%), Git (7%), Rest API (6%).
Docker
18 14%
Git
9 7%
Rest API
8 6%
Terraform
8 6%
pySpark
6 5%
CloudFormation
5 4%
Show all (33)
What AI and ML technologies does Nielsen use?
LLM is named in 11% of job postings at Nielsen, followed by Claude (4%), ChatGPT (3%), Gemini (2%).
Which engineering practices does Nielsen ask for?
CI/CD is named in 27% of job postings at Nielsen, followed by Machine Learning (23%), AI Agents (11%), ETL/ELT (11%).
CI/CD
36 27%
AI Agents
15 11%
Platform Engineering
10 8%
FinOps
9 7%
SLI/SLO/SLA
9 7%
Show all (40)
What other technologies does Nielsen use?
CDS Views is named in 1% of job postings at Nielsen.
What does each Nielsen team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Product
23 postingsData Science
18 postingsBackend
14 postingsAI/ML
10 postingsSupport
6 postingsDevOps
6 postingsHow does your stack fit Nielsen?
How is the Nielsen 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 Nielsen stack?
Nielsen scores 84 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: 7; legacy ones: 0.
Companies with a stack like Nielsen
Questions about the Nielsen tech stack
What programming languages does Nielsen use?
The languages named in Nielsen job postings are SQL (42%), Python (42%), Java (15%), JavaScript (14%), Scala (5%), as a share of the 132 postings of the last 12 months.
Does Nielsen use PyTorch?
Yes. PyTorch is named in 10 of 132 job postings (8%) and required in 8 of them.
What cloud and platforms does Nielsen use?
The cloud and platforms named in Nielsen job postings are AWS (60), Azure (33), Spark (30) (postings in brackets).
What skills do you need for a Product job at Nielsen?
Product postings at Nielsen most often require AWS (6), SQL (6), Azure (5), LLM (5), out of 23 postings in the last 12 months.
Is the Nielsen tech stack changing?
Yes. Feature Store, dbt, Okta, Figma first appeared in Nielsen job postings in the last six months.
How modern is the Nielsen tech stack?
Nielsen scores 84 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: 7; legacy ones: 0.
How does Alion know the Nielsen tech stack?
Alion reads every job posting Nielsen publishes and tags the technologies each one names. The figures on this page count the 132 postings of the last 12 months and were updated on Sep 28, 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, "Nielsen tech stack: 202 technologies from 132 job postings", as of Sep 28, 2026. https://alion.io/company/nielsen/technologies