
Varun Jewalikar
Tech | Music | Open Source
I'm currently working on Prime Video and AWSSSMChaosRunner.
My Greatest Hits
Timeline
Senior Software Engineer, Amazon
Software Engineer, Amazon
Research Engineer, Startup
Research Engineer, Musixmatch
Intern, Yamaha Music
Master's Music Technology
Intern, Musixmatch
GSoC intern, Mixxx.org
GSoC intern, BeagleBoard.org
Undergrad Computer Science
Open Source Stuff
AWSSSMChaosRunner
2021A library which simplifies failure injection testing and chaos engineering for AWS.
Google Summer of Code intern for Mixxx.org
2012Automated key detection and pitch independent/dependent tempo shifting for the best open source Dj software.
Google Summer of Code intern for BeagleBoard.org
2010A high level interface for Pulse Width Modulation via output pins of the BeagleBoard.
Data Things

Genres with largest vocabularies
2015An analysis of the vocabulary sizes of 8 popular genres.

Most profane artists in music
2015A comparison of profanity counts of the most googled artists.

Most profane genres in music
2015An analysis of profanity in music and, a comparison of profanity counts and profanities used for 8 popular genres.

Adele's Hello vs Tom Waits' Martha
2015An analysis of the similarity between these two songs.
Research
Internship at Yamaha Music R&D, Japan
2013I interned with the Vocaloid R&D team to improve phonetic segmentation for training data.
Improving automatic phonetic segmentation for creating singing voice synthesizer corpora.
2013Machine learning models (random forests) applied to corpora of singing for the Vocaloid. This was my master's thesis.
Paper on sunspot number calculation
2010I presented a poster in the proceedings of the Indian Conference on Computer Vision, Graphics and Image processing at IIT Madras.
Single coil pickup build
2010I built a single coil pickup for my acoustic guitar using magnets salvaged from an old hard disk.
Slide guitar build
2010I built a slide guitar from junk around the house.
Clustering algorithm in CUDA
2010A parallelised K-means algorithm (Lloyd's Algorithm) on a GPU as a final undergraduate project. This was my undergrad thesis.
Underwater Robot for a student robotics competition
2009I was part of a team of students who built a submarine which competed at the International Autonomous Underwater Vehicle Competition in San Diego. I worked on the sensor integration and control systems
Student robotics competition
2008I was part of a team of students who built a ground robot which competed at the TechX Challenge in Singapore. I worked on the sensor integration and control systems