Rohit Ashiwal

Rajasthan, India

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Summary

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Rockstar

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Top School

Rohit Ashiwal is a development team lead and seasoned backend engineer with eight years of experience building high-performance distributed systems, currently leading development at ezAIx after roles at ThoughtSpot and AWS OpenSearch. He has a strong track record of performance tuning and observability—work that halved entry costs for OpenSearch Serverless, cut RCA turnaround time by 50%, and boosted search throughput by 13% via a novel hierarchical routing algorithm. Rohit’s contributions span production systems and open source: he maintained OpenSearch index-management projects and improved Git’s Windows archive path during Google Summer of Code, eliminating an external gzip dependency. An IIT Roorkee computer engineering graduate, he blends research-grade performance optimization (published HPC work) with practical product impact across search, big-data ETL, and real-time streaming.

8 years of coding experience

5 years of employment as a software developer

Indian Institute of Technology Roorkee

English, Hindi

Stackoverflow

Stats

175reputation

8kreached

0answers

8questions

Github Skills (19)

git10

scripting10

c1110

c1710

script10

zlib10

sh10

shell10

test-automation10

internals9

bash9

windows8

clang6

initializer6

android6

Programming languages (17)

C#JavaC++CSSRustCGoInno Setup

Github contributions (5)

git/git

Mar 2019 - Aug 2020

Git Source Code Mirror - This is a publish-only repository but pull requests can be turned into patches to the mailing list via GitGitGadget (https://gitgitgadget.github.io/). Please follow Documentation/SubmittingPatches procedure for any of your improvements.

Role in this project:

Back-end Developer & Test Automation Engineer

Contributions:16 commits, 2 PRs, 1 comment in 1 year 5 months

Contributions summary:Rohit primarily contributed to the Git source code, focusing on improving the test suite. Their work involved adding helper functions to enhance the testing process, modernizing existing test scripts for style compliance, and refactoring test code to utilize helper functions for improved readability and error messages. Additionally, they contributed to the implementation of new features within the Git ecosystem, such as the `--skip` option in cherry-pick/revert and the ignore date flags.

hacklanggit-clientmercurialfollowlibgit2

git-for-windows/git

Feb 2019 - Feb 2019

A fork of Git containing Windows-specific patches.

Role in this project:

Back-end Developer

Contributions:2 commits, 1 PR, 5 comments in 4 days

Contributions summary:Rohit's contributions primarily focused on optimizing the git-archive functionality within the Git for Windows project. They addressed the issue of requiring external gzip by modifying the code to utilize the zlib library for compression. This involved refactoring existing code to consolidate block writes and replacing calls to write_or_die with the new write_block_or_die function, ultimately streamlining the archiving process and removing a dependency. The user also made changes in the archive-tar.c file to avoid spawning gzip, streamlining the build process on Windows.

version-controlwindowsgit-hookslibgit2patches

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