Nielsen tech stack
Nielsen builds mostly with Python, SQL, Java, JavaScript. Its stack also includes AWS, Azure, PostgreSQL, Cassandra. AWS is named in 76 of the 172 job postings Nielsen published in the last 12 months (44%). Counted by Alion from the job postings of Nielsen, updated Nov 11, 2026.
What programming languages does Nielsen use?
Python is named in 43% of job postings at Nielsen, followed by SQL (41%), Java (15%), JavaScript (13%).
Python
74 43%
SQL
71 41%
Java
25 15%
JavaScript
23 13%
Node JS
8 5%
Scala
8 5%
C++
8 5%
PowerShell
7 4%
Show all (19)
What frameworks and libraries does Nielsen use?
PyTorch is named in 6% of job postings at Nielsen, followed by TensorFlow (6%), LangChain (5%), SciPy (5%).
PyTorch
10 6%
TensorFlow
10 6%
LangChain
9 5%
SciPy
8 5%
Scikit-learn
8 5%
NumPy
8 5%
Flink
6 3%
Transformers
6 3%
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And 5 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 (6%), MySQL (5%).
PostgreSQL
14 8%
Cassandra
13 8%
Delta Lake
11 6%
MySQL
9 5%
DynamoDB
9 5%
Redis
9 5%
ElasticSearch
7 4%
MS SQL
7 4%
Show all (20)
What cloud and platforms does Nielsen use?
AWS is named in 44% of job postings at Nielsen, followed by Azure (23%), Spark (21%), GCP (17%).
AWS
76 44%
Azure
40 23%
Spark
36 21%
GCP
30 17%
Kubernetes
25 15%
Tableau
22 13%
Databricks
16 9%
Show all (46)
And 6 more, each named in fewer postings.
What developer tools does Nielsen use?
Docker is named in 11% of job postings at Nielsen, followed by Rest API (8%), Microsoft Excel (7%), Git (7%).
Docker
19 11%
Rest API
13 8%
Git
12 7%
Model Context Protocol
12 7%
pySpark
9 5%
Terraform
9 5%
Jenkins
6 3%
Show all (41)
And 1 more, each named in fewer postings.
What AI and ML technologies does Nielsen use?
LLM is named in 11% of job postings at Nielsen, followed by Claude (4%), Gemini (3%), ChatGPT (2%).
Which engineering practices does Nielsen ask for?
CI/CD is named in 26% of job postings at Nielsen, followed by Machine Learning (23%), AI Agents (11%), ETL/ELT (9%).
CI/CD
44 26%
AI Agents
19 11%
Platform Engineering
10 6%
FinOps
9 5%
Multimodal AI
9 5%
Show all (42)
And 2 more, each named in fewer postings.
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
30 postingsData Science
23 postingsBackend
16 postingsAI/ML
13 postingsSupport
11 postingsSolutions
8 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 83 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: 8; legacy ones: 0.
How common is the Nielsen stack in its industry?
Share of the 703 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Nielsen apart
Companies with a stack like Nielsen
Fractal
169 shared technologies
Quantiphi
184 shared technologies
Tiger Analytics
154 shared technologies
Snowflake
164 shared technologies
Intercontinental Exchange
160 shared technologies
Sigma Software Group
156 shared technologies
TransUnion
167 shared technologies
Marsh McLennan
150 shared technologies
Questions about the Nielsen tech stack
What programming languages does Nielsen use?
The languages named in Nielsen job postings are Python (43%), SQL (41%), Java (15%), JavaScript (13%), Node JS (5%), as a share of the 172 postings of the last 12 months.
Does Nielsen use PyTorch?
Yes. PyTorch is named in 10 of 172 job postings (6%) and required in 8 of them.
What cloud and platforms does Nielsen use?
The cloud and platforms named in Nielsen job postings are AWS (76), Azure (40), Spark (36) (postings in brackets).
What skills do you need for a Product job at Nielsen?
Product postings at Nielsen most often require SQL (8), AWS (6), LLM (6), Azure (5), out of 30 postings in the last 12 months.
Is the Nielsen tech stack changing?
Yes. Amazon Aurora, Embeddings, Knowledge Graph, Google ADK first appeared in Nielsen job postings in the last six months.
How modern is the Nielsen tech stack?
Nielsen scores 83 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: 8; 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 172 postings of the last 12 months and were updated on Nov 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, "Nielsen tech stack: 222 technologies from 172 job postings", as of Nov 11, 2026. https://alion.io/company/nielsen/technologies