Shiva Shankar Arumugam profile photo 1 on Tal

Shiva Shankar Arumugam

Tech @ Observe.ai | ex-Exotel | Realtime audio systems | GenAI & LLMs | RAG Pipelines | Agentic workflows

Greater Bengaluru Area

10+ years of work experience

Observe.AI
May 20251 yr 4 mosPresent

Bengaluru, Karnataka, India

Exotel
Jun 20248 mosJan 2025

Bengaluru, Karnataka, India

- Developed and launched Exomind, a new 0-1 product, which now acts as the backbone of Exotel’s GenAI offerings - Spearheaded the adoption of GenAI across different SKUs which brought in new cross-sell opportunities
Exotel
Mar 20222 yrs 4 mosJun 2024

Bengaluru, Karnataka, India

- Pretrain & finetune SOTA speech recognition models (wav2vec) for Indic languages - Migration of model training pipeline from standalone GPU instances to AWS Sagemaker - Building a system that provides continuous feedback on ASR performance based on which ASR model could be incrementally improved
Exotel
Nov 20192 yrs 4 mosFeb 2022

Greater Bengaluru Area

- Ideated & implemented a system that predicts call statuses based on network / operator audio - Improved call status accuracy by 40% - Designed & developed a highly concurrent call streaming system - Enabled multiple voicebot integrations and added a new revenue stream altogether
Inria
Jan 20199 mosSep 2019

Greater Grenoble Metropolitan Area

- Trained and setup an ASR system from scratch with existing state-of-the-art seq2seq based models using OpenSeq2Seq framework by Nvidia - Enhanced the ASR system to be noise-robust by using different noisy training approaches - Improved the WER of the noise-robust ASR system by plugging an external language model
BALLPRK
Feb 20187 mosAug 2018

Toronto, Ontario, Canada

- Completely revamped the onboarding process (React + Redux + NodeJS) - Developed user referral reward feature by implementing a new apparels store page where users can redeem referral points for BALLPRK merchandise. Integrated Shopify into the store for payments and order tracking - Developed interactive React components used in user profile, user settings and newsfeed posts
Exotel Techcom Private Limited
Jul 20152 yrs 8 mosFeb 2018

Bengaluru, Karnataka, India

- Developed two stand-alone, high performant, scalable microservices, one which extracts data from existing resource monitoring system and the other proactively maps any resource failures to customer issues - Developed new features in call routing and handling to improve performance and add business value to the platform (PHP, NodeJS, Ruby) - Performance improvements in SMS campaign services, billing and payments system (JAVA) - Developed a decoupled, highly available, concurrent service (NodeJS) which acts as the source of truth for Exotel's phone number metadata (operator, caller region etc) - Part of the core platform V2 development team and developed a new fast, highly secure, scalable REST API framework from scratch (Golang)
GitHub
@shiv6146

Shiva’s AI Stack

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Education

Université Grenoble Alpes

M1 - Master's (Coursework Only), Informatics

Université Grenoble Alpes

20181 yr2019
Shanmugha Arts, Science, Technology and Research Academy

Engineer's Degree, Computer Science

Shanmugha Arts, Science, Technology and Research Academy

20114 yrs2015

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Shiva Shankar Arumugam on Tal

Headline

Tech @ Observe.ai | ex-Exotel | Realtime audio systems | GenAI & LLMs | RAG Pipelines | Agentic workflows

About

Passionate polyglot programmer specializing in backend applications, currently harnessing the power of LLMs to solve real-world problems through innovative use cases.

Location

Greater Bengaluru Area

AI stack

antigravity

cursor

opencode

Work experience

Senior Software Engineer at Observe.AI, May 2025 - Present · 1 yr 4 mos, Bengaluru, Karnataka, India

Principal Engineer at Exotel, Jun 2024 - Jan 2025 · 8 mos, Bengaluru, Karnataka, India, - Developed and launched Exomind, a new 0-1 product, which now acts as the backbone of Exotel’s GenAI offerings - Spearheaded the adoption of GenAI across different SKUs which brought in new cross-sell opportunities

Research Engineer III at Exotel, Mar 2022 - Jun 2024 · 2 yrs 4 mos, Bengaluru, Karnataka, India, - Pretrain & finetune SOTA speech recognition models (wav2vec) for Indic languages - Migration of model training pipeline from standalone GPU instances to AWS Sagemaker - Building a system that provides continuous feedback on ASR performance based on which ASR model could be incrementally improved

Research Engineer at Exotel, Nov 2019 - Feb 2022 · 2 yrs 4 mos, Greater Bengaluru Area, - Ideated & implemented a system that predicts call statuses based on network / operator audio - Improved call status accuracy by 40% - Designed & developed a highly concurrent call streaming system - Enabled multiple voicebot integrations and added a new revenue stream altogether

Research Intern at Inria, Jan 2019 - Sep 2019 · 9 mos, Greater Grenoble Metropolitan Area, - Trained and setup an ASR system from scratch with existing state-of-the-art seq2seq based models using OpenSeq2Seq framework by Nvidia - Enhanced the ASR system to be noise-robust by using different noisy training approaches - Improved the WER of the noise-robust ASR system by plugging an external language model

Lead Full Stack Developer at BALLPRK, Feb 2018 - Aug 2018 · 7 mos, Toronto, Ontario, Canada, - Completely revamped the onboarding process (React + Redux + NodeJS) - Developed user referral reward feature by implementing a new apparels store page where users can redeem referral points for BALLPRK merchandise. Integrated Shopify into the store for payments and order tracking - Developed interactive React components used in user profile, user settings and newsfeed posts

Software Engineer at Exotel Techcom Private Limited, Jul 2015 - Feb 2018 · 2 yrs 8 mos, Bengaluru, Karnataka, India, - Developed two stand-alone, high performant, scalable microservices, one which extracts data from existing resource monitoring system and the other proactively maps any resource failures to customer issues - Developed new features in call routing and handling to improve performance and add business value to the platform (PHP, NodeJS, Ruby) - Performance improvements in SMS campaign services, billing and payments system (JAVA) - Developed a decoupled, highly available, concurrent service (NodeJS) which acts as the source of truth for Exotel's phone number metadata (operator, caller region etc) - Part of the core platform V2 development team and developed a new fast, highly secure, scalable REST API framework from scratch (Golang)

Education

M1 - Master's (Coursework Only), Informatics, Université Grenoble Alpes

Engineer's Degree, Computer Science, Shanmugha Arts, Science, Technology and Research Academy

Public links

github: https://github.com/shiv6146