Jerome Rajan

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Jerome Rajan
Staff Solutions Consultant at Google
Data & Analytics
  • Residence:
    India
  • City:
    Mumbai
SQL
Dataproc, EMR
Hadoop
BigQuery
AWS Glue
PySpark, Python
Data Pipeline Design
Tableau, Redshift, Snowflake
IBM DataStage
  • AWS Lambda, S3, EMR, SQS, DynamoDB, Step Functions, Cloud Functions
  • Unix Shell Scripting, Python
  • Oracle, DB2, Redis
  • Alteryx, VBA, Blueprism, UiPath
English
Tamil
Hindi
Malayalam
Marathi

Technology

December 15, 2023 / Technology
Spark Config Calculator

The Spark Configuration Tool is a Streamlit-based application designed to assist users in optimizing Apache Spark configurations. It allows users…

Understanding Driver Pools in Dataproc
August 22, 2023 / Technology
Understanding Driver Pools in Dataproc

Let’s learn about driver pools in Dataproc – an important concept to understand while using multi-tenant Dataproc clusters

Build your own Ask-Me-Anything using VertexAI + LangChain + Streamlit 🎯🎯🎯
July 29, 2023 / Technology
Build your own Ask-Me-Anything using VertexAI + LangChain + Streamlit 🎯🎯🎯

In this article, I walk through the process of creating a custom search engine using VertexAI, Streamlit and Langchain.

Hadoop — Understanding Splits, Blocks & Everything In Between
April 21, 2023 / Technology
Hadoop — Understanding Splits, Blocks & Everything In Between

Originally published at my Medium Blog Understanding Hadoop is like trying to unravel a tangled ball of yarn while wearing…

Understanding CPU Oversubscription in Dataproc/Hadoop
April 7, 2023 / Technology
Understanding CPU Oversubscription in Dataproc/Hadoop

This post explains the what, how and the why about CPU oversubscription in Hadoop clusters. It attempts to clear general misconceptions.

Dataproc — Why is my cluster not scaling?
October 6, 2022 / Technology
Dataproc — Why is my cluster not scaling?

(Article published at https://medium.com/google-cloud/autoscaling-in-dataproc-e02bf446a509) “Autoscaling” is a Dataproc API that automates the process of monitoring YARN memory utilisation and adding/removing…

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