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node.js / react Developer


Krakow, PL

Node.js /React Developer


Project description:

A division of CRIF personal and cyber solutions, thanks to the expertise built together with

Whiteblueocean Ltd. (WBO) a CRIF-owned company and service provider, offers Web Monitoring

solutions that are currently sold in the market via direct sales or partnerships.

The service includes web monitoring of data of individuals and businesses on Open web and Dark web


Thanks to artificial intelligence, we constantly discover new sources of compromised data and

otherwise exposed data, in order to proactively send alerts for immediate action. New compromised

data are classified into different datum types thanks to sophisticated algorithm of machine learning and

validated by our experts.

The team is the result of combined expertise from the cyber and security world and our product

provides a wide range of web monitoring solutions for both personal and corporate clients. Our IT

analysts specialize in identifying stolen, exchanged or otherwise compromised data sources within

groups, forums and communities, across a wide variety of sources and applications, on both Open Web

and Dark Web environments.

In our project we employ multiservice architecture based on NODEJS services, Postgres databases and

ETL based solutions for transforming and managing large volumes of data using AWS computing cloud.


Technology Stack:

· Nodejs

· React

· Postgres, Presto SQL

· Python


· Git

· Jenkins (CD CI)



· experience in developing NODEJS based webservices

· experience in processing large data volumes (parallel processing, streaming, batch processing)

· NODEJS based development environments (webpack, npm, yarn)

· testing tools/environments knowledge (chai, mocha, jasmine, etc)

· experience in developing frontend applications using REACT (JSX, Redux, Saga)

· knowledge of CSS (SASS/SCSS/LESS), bootstrap

· SQL (PostgreSQL)

· Git / Git flow

· Linux basics


Nice to have:

· AWS services-related knowledge (Lambda, S3, Athena, CloudFormation, CloudWatch, AWS Glue, Route 53, VPC)

· Presto SQL

· Basic of Python

· Knowledge of continuous delivery processes and workflows




Administratorem danych jest CRIF Sp. z o.o. z siedzibą w Krakowie, ul. Lublańska 38, 31-476 Kraków. Dane przekazane w ramach aplikowania o pracę będą przetwarzane w celach związanych z procesem rekrutacji. Przysługuje Państwu prawo dostępu do danych, ich sprostowania, usunięcia lub ograniczenia przetwarzania oraz w niektórych przypadkach prawo do sprzeciwu. Więcej informacji znajduje się na stronieści/kandydaci-do-pracy/.

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