SUBHADEEP GUCHHAIT
Kolkata
Summary
Experienced R&D Engineer specializing in Speech Recognition, NLP, and NLU with a focus on ASR for Indian languages. Expert in Kaldi, Whisper, Nemo, and Wav2vec frameworks, particularly in developing low-resource language ASR systems. Proven track record of delivering innovative solutions in Banking and Insurance sectors.
Overview
8
8
years of professional experience
Work History
Adjunct Professor
Vidyashilp University
Bangalore
08.2024 - Current
- Teaching Python programming to both BTech and non-BTech students, focusing on foundational concepts, practical application, and problem-solving skills to prepare students for advanced coursework and industry demands.
Senior Research and Development Engineer
Kaizen Secure Voiz Pvt. Ltd
Bangalore
06.2022 - Current
- Designed and developed an ASR system for domains such as Banking, Insurance, and Indian central public sector (Electricity).
- Researched and utilized state-of-the-art ASR frameworks including Whisper, Kaldi, Nemo, Wav2vec, Speech Brain, CTC, Wav2letter, Transformer and Conformer for Indian languages.
- Developed cutting-edge NER models to cater specifically to Insurance and customer support domain, enhancing language diversity across multiple Indian Languages.
- Implemented a cutting-edge speech-based model to accurately detect Age and Gender.
- Managed team dedicated to enhancing ASR models for Indian languages.
- Implemented BERT, LLMs, and Seq2Seq correctors to enhance ASR models.
- Contributed to the development of advanced methods in Speaker diarization, speaker verification, and Denoising specifically tailored for the Insurance industry.
Junior Research and Development Engineer
Kaizen Secure Voiz Pvt. Ltd
Bangalore
01.2021 - 05.2022
- Utilized and explored diverse toolkits such as Kaldi, Speech Brain, Wav2vec for building ASR for Bengali language
- Developed ASR systems for Bengali, English, and Hindi using Kaldi
- Developed a Digit Recognition System for English language.
Project Engineer
Dtronics Technology Pvt. Ltd
Kolkata
01.2019 - 04.2019
- Built a portable device to detect the presence of Arsenic in drinking water.
Customer Engineer
Tikona digital networks pvt. ltd
Kolkata
09.2016 - 03.2017
- Install and troubleshoot our devices into the customer end.
Education
Phd in Data Science -
Vidyashilp University
Bangalore08.2024
M.Tech in Artificial Intelligence -
Presidency University
Bangalore06.2021
Post Diploma in Industrial Automation and Robotics -
MSME Tool Room
Kolkata06.2018
B.Tech in Electronics and Instrumentation -
Saroj Mohan Institute of Technology
Kolkata06.2015
Skills
- Speech Recognition
- Python
- NLP/NLU
- Deep Learning
- Machine Learning
- Flask
- Large Language Model
- Speaker Diarization
Publications
- ICSES (Springer), 06/01/21, https://link.springer.com/chapter/10.1007/978-981-16-7657-4_14, Automatic speech recognition of Bengali using Kaldi
- IJAST, 06/01/20, http://sersc.org/journals/index.php/IJAST/article/view/25906, Analyzing the Impact of Mini-Batch Size in Optimizing the performance of Deep Neural Networks
Projects
- Indian railways AI powered Complaint Management System using Large Language Models.
- Resume scoring using Large Language Models.
- Sentiment Analysis of Cytecare Cancer Hospital dataset using NLP/NLU and Large Language Model.
- Working on developing Encoder-Decoder Architecture for a Speech Recognition System.
Challenge / Hackathon
- Participated in the Bhasha Techathon (2024) organized by Bhashini and was selected among the top 15 teams.
- Participated in the IISC ASR Challenge (2023) and ranked among the top 10 teams.
- Participated in the Gramvanni ASR Challenge (2022).
- Participated in the IITM ASR Challenge (2021) and ranked among the top 10 teams.
Language
- English
- Hindi
- Bengali
- Punjabi
Hobbies and Interests
- Football
- Running
- Music & Guitar
Timeline
Adjunct Professor
Vidyashilp University
08.2024 - Current
Senior Research and Development Engineer
Kaizen Secure Voiz Pvt. Ltd
06.2022 - Current
Junior Research and Development Engineer
Kaizen Secure Voiz Pvt. Ltd
01.2021 - 05.2022
Project Engineer
Dtronics Technology Pvt. Ltd
01.2019 - 04.2019
Customer Engineer
Tikona digital networks pvt. ltd
09.2016 - 03.2017
Phd in Data Science -
Vidyashilp University
M.Tech in Artificial Intelligence -
Presidency University
Post Diploma in Industrial Automation and Robotics -
MSME Tool Room
B.Tech in Electronics and Instrumentation -
Saroj Mohan Institute of Technology
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