Nubank tech stack

Nubank builds mostly with Python, Scala, SQL, Clojure. Its stack also includes AWS, Kubernetes, Datomic, DynamoDB. Python is named in 44 of the 112 job postings Nubank published in the last 12 months (39%). Counted by Alion from the job postings of Nubank, updated Sep 27, 2026.

Source: Alion Coverage: the company's job postings of the last 12 months Sep 27, 2026
Technologies in use
161
Postings analysed
112
Open now
75
Modernity
82 /100

What programming languages does Nubank use?

Python is named in 39% of job postings at Nubank, followed by Scala (29%), SQL (26%), Clojure (25%).

Python 44 39% required in 84% · 25 open now · since Jul 2026
Scala 33 29% required in 58% · 23 open now · since Jul 2026
SQL 29 26% required in 69% · 18 open now · since Jul 2026
Clojure 28 25% required in 75% · 19 open now · since Jul 2026
Java 11 10% required in 91% · 8 open now · since Jul 2026
Go 5 4% required in 80% · 2 open now · since Jul 2026
JavaScript 5 4% required in 40% · 1 open now · since Jul 2026
Node JS 5 4% required in 40% · 1 open now · since Jul 2026
Show all (14)
C#3
TypeScript2
Dart2
Kotlin2
Haskell1
Solidity1

What frameworks and libraries does Nubank use?

Finagle is named in 11% of job postings at Nubank, followed by Commander.js (4%), PyTorch (4%), TensorFlow (4%).

Finagle 12 11% required in 100% · 9 open now · since Jul 2026
Commander.js 5 4% required in 100% · 1 open now · since Jul 2026
PyTorch 4 4% required in 50% · 2 open now · since Jul 2026
TensorFlow 4 4% required in 50% · 2 open now · since Jul 2026
Flutter 2 2% required in 100% · 1 open now · since Jul 2026
Flink 1 1% required in 100% · 1 open now · since Jul 2026
JAX 1 1% required in 100% · 1 open now · since Jul 2026
PassKit 1 1% required in 100% · 1 open now · since Aug 2026
Show all (15)
Ray1
Scikit-learn1
Transformers1
XGBoost1
Dagster1
Feast1
Metasploit1

What databases does Nubank use?

Datomic is named in 15% of job postings at Nubank, followed by DynamoDB (13%), Google BigQuery (3%), BigQuery (2%).

Datomic 17 15% required in 82% · 14 open now · since Jul 2026
DynamoDB 15 13% required in 93% · 11 open now · since Jul 2026
Google BigQuery 3 3% required in 67% · 1 open now · since Jul 2026
BigQuery 2 2% required in 100% · 1 open now · since Jul 2026
MariaDB 1 1% required in 100% · since Jul 2026
MySQL 1 1% required in 100% · since Jul 2026
PostgreSQL 1 1% required in 100% · since Jul 2026
Redis 1 1% optional · 1 open now · since Sep 2026

What cloud and platforms does Nubank use?

AWS is named in 37% of job postings at Nubank, followed by Kubernetes (19%), Apache Kafka (15%), GCP (10%).

AWS 41 37% required in 80% · 25 open now · since Jul 2026
Kubernetes 21 19% required in 86% · 15 open now · since Jul 2026
Apache Kafka 17 15% required in 76% · 13 open now · since Jul 2026
GCP 11 10% required in 64% · 5 open now · since Jul 2026
Amazon EKS 6 5% required in 100% · 5 open now · since Jul 2026
Linux 6 5% required in 100% · 4 open now · since Jul 2026
Azure 6 5% required in 17% · 4 open now · since Jul 2026
GitHub 5 4% required in 40% · 2 open now · since Jul 2026
Show all (38)
Spark4
Looker4
.NET3
Amazon CloudWatch3
Figma3
OpenJDK3
Databricks3
Power BI3
Tableau3
Amazon EC22
Amazon ECS2
Amazon S32
Grafana2
GitHub Actions2
MLFlow2
AWS Lambda1
Adjust1
AppsFlyer SDK1
Rive1
SIEM1
Windows1
Zscaler1
Burp Suite1
Censys1
Checkmarx1
Fortify1
GitLab1
Okta1
Shodan1
Veracode1

What developer tools does Nubank use?

Prometheus is named in 13% of job postings at Nubank, followed by Copilot (6%), Cursor (6%), Claude Code (5%).

Prometheus 14 13% required in 100% · 10 open now · since Jul 2026
Copilot 7 6% required in 86% · 2 open now · since Jul 2026
Cursor 7 6% required in 43% · 2 open now · since Jul 2026
Claude Code 6 5% required in 50% · 2 open now · since Jul 2026
Model Context Protocol 5 4% required in 80% · 1 open now · since Jul 2026
Terraform 5 4% required in 80% · since Jul 2026
AutoCAD 4 4% required in 100% · 3 open now · since Aug 2026
Git 3 3% required in 100% · 1 open now · since Jul 2026
Show all (25)
Puppet3
Ansible2
Adobe After Effects1
Devin1
Docker1
KEDA1
Karpenter1
ProtoPie1
Pulumi1
Trivy1
CloudFormation1
Frida1
Keycloak1
Nessus1
Nmap1
SQLmap1
Semgrep1

What AI and ML technologies does Nubank use?

LLM is named in 15% of job postings at Nubank, followed by Claude (6%), ChatGPT (1%).

LLM 17 15% required in 100% · 7 open now · since Jul 2026
Claude 7 6% required in 43% · 2 open now · since Jul 2026
ChatGPT 1 1% optional · 1 open now · since Jul 2026

Which engineering practices does Nubank ask for?

CI/CD is named in 24% of job postings at Nubank, followed by AI Agents (16%), Machine Learning (15%), Platform Engineering (9%).

CI/CD 27 24% required in 93% · 16 open now · since Jul 2026
AI Agents 18 16% required in 100% · 11 open now · since Jul 2026
Machine Learning 17 15% required in 88% · 12 open now · since Jul 2026
Platform Engineering 10 9% required in 80% · 6 open now · since Jul 2026
RAG 10 9% required in 80% · 6 open now · since Jul 2026
Function Calling 8 7% required in 88% · 5 open now · since Jul 2026
Human-in-the-Loop 7 6% required in 100% · 3 open now · since Jul 2026
ETL/ELT 6 5% required in 100% · 6 open now · since Jul 2026
Show all (55)
IAM6
LLM Guardrails6
Self-Healing5
Agentic Workflows5
Tool Use5
Context Engineering4
Progressive Delivery4
Fine-tuning4
Recommender Systems4
BGP3
Hallucination3
LLM Evaluation3
SLI/SLO/SLA3
Structured Outputs3
eBPF3
NIST AI RMF3
Prompt Engineering3
EU AI Act2
Feature Store2
Smart Contracts2
TCP/IP2
Embeddings2
Multi-Agent Systems2
DeFi2
A/B Testing1
Anomaly Detection1
Configuration Management1
Contrastive Learning1
Dependency Injection1
Edge AI1
Incident Management1
Interpretability1

And 15 more, each named in fewer postings.

What other technologies does Nubank use?

Bitcoin is named in 2% of job postings at Nubank, followed by Ethereum (2%), Solana (2%).

Bitcoin 2 2% required in 50% · 2 open now · since Jul 2026
Ethereum 2 2% required in 50% · 2 open now · since Jul 2026
Solana 2 2% required in 50% · 2 open now · since Jul 2026

What does each Nubank team work with?

The technologies each team's postings require most often, with the number of postings that require them.

Backend

38 postings
AWS16
Clojure15
Datomic14
Apache Kafka13
Kubernetes13
DynamoDB12

Finance

16 postings
Python7
SQL5
Scala3

Analytics

13 postings
Python10
SQL10
Scala9
BigQuery2
Google BigQuery2

AI/ML

9 postings
Python7
LLM5
Clojure2
Copilot2
Model Context Protocol2
PyTorch2

DevOps

7 postings
AutoCAD4
AWS3
Commander.js3
GCP3
JavaScript2
Node JS2

Security

5 postings
AWS3
Python2

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How much does Nubank pay by technology?

Median stated pay of the postings that name each technology, against the median of all Nubank postings with stated pay: $210k across 11 postings.

TechnologyPostings with payMedianvs company median
Python6$220k+5%
Scala5$210k0%

How modern is the Nubank stack?

Cutting-edge AI adopter 82/100

Nubank scores 82 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: 3; legacy ones: 0.

How common is the Nubank stack in its industry?

Share of the 198 companies in the same industries, whose stack Alion knows, that use each technology.

Python77%
AWS66%
Scala14%
SQL79%
Clojure2%
Kubernetes58%
Apache Kafka47%
Datomic1%
LLM44%
DynamoDB15%

What sets Nubank apart

Clojure2%
Datomic1%
Finagle1%
Commander.js4%
OpenJDK1%

Questions about the Nubank tech stack

What programming languages does Nubank use?

The languages named in Nubank job postings are Python (39%), Scala (29%), SQL (26%), Clojure (25%), Java (10%), as a share of the 112 postings of the last 12 months.

Does Nubank use Finagle?

Yes. Finagle is named in 12 of 112 job postings (11%) and required in 12 of them.

What cloud and platforms does Nubank use?

The cloud and platforms named in Nubank job postings are AWS (41), Kubernetes (21), Apache Kafka (17) (postings in brackets).

What skills do you need for a Backend job at Nubank?

Backend postings at Nubank most often require AWS (16), Clojure (15), Datomic (14), Apache Kafka (13), out of 38 postings in the last 12 months.

Is the Nubank tech stack changing?

No new technology has appeared in Nubank job postings in the last six months.

How modern is the Nubank tech stack?

Nubank scores 82 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: 3; legacy ones: 0.

How does Alion know the Nubank tech stack?

Alion reads every job posting Nubank publishes and tags the technologies each one names. The figures on this page count the 112 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, "Nubank tech stack: 161 technologies from 112 job postings", as of Sep 27, 2026. https://alion.io/company/nu-bank/technologies

Licence: CC BY-SA 4.0JSON