Arun Rangarajan
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ABOUT ME
Data Engineer with Extensive Backend Engineering Experience
Data Engineer with Extensive Backend Engineering Experience
I love problem solving and helping other software developers. I like working with data and have developed scalable solutions using relational and non-relational databases.
English
Pacific Time (US & Canada) (-07:00)
Joined February 2017
EXPERTISE
5 years experience
I have worked extensively with MySQL database design and query optimization. I also have experience working with PostgreSQL and some expe...
I have worked extensively with MySQL database design and query optimization. I also have experience working with PostgreSQL and some experience with Oracle RDBMS.
10 years experience
I developed my interest in regular expressions (regex) when I used Perl for mining biological text data. After that I have enjoyed using ...
I developed my interest in regular expressions (regex) when I used Perl for mining biological text data. After that I have enjoyed using regex in Python, Java and even on the Unix command line with grep.
5 years experience
I have extensive scripting experience with Python. I also use Python's data science libraries numpy, pandas, matplotlib and scikit-learn ...
I have extensive scripting experience with Python. I also use Python's data science libraries numpy, pandas, matplotlib and scikit-learn for data science and machine learning.
2 years experience
Used Redis for server-side caching and helped improve app response times for a relational database backed web application.
Used Redis for server-side caching and helped improve app response times for a relational database backed web application.
4 years experience
Architected Solr cores to help with full text search queries. Also moved data from relational database into Solr for faster query perform...
Architected Solr cores to help with full text search queries. Also moved data from relational database into Solr for faster query performance.
2 years experience
I have used R for quick data analyses, graphics with ggplot2 and machine learning with caret.
I have used R for quick data analyses, graphics with ggplot2 and machine learning with caret.
1 year experience
Architected a production application with MongoDB and helped move data from MySQL to MongoDB. Have worked with map-reduce and aggregation...
Architected a production application with MongoDB and helped move data from MySQL to MongoDB. Have worked with map-reduce and aggregation frameworks for doing analytics.
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