
Debanjan Chowdhury
@debanjanchowdhury
I build production-ready computer vision, multimodal AI, speech, and video intelligence systems.
What I'm looking for
At Destar Inc. for Sony India Software Centre, I optimize embedded computer-vision models and build audio-visual AI systems, including bird and animal detection with under 0.5% false positives and speaker-aware lip synchronization achieving 97.8% SSIM.
I've also delivered AI solutions across agriculture, healthcare, manufacturing, retail, and video intelligence—from UAV weed detection published at IEEE IGARSS to review analysis processing 2,000+ daily reviews. I bring hands-on experience in multimodal inference, model evaluation, optimization, deployment, and resource-aware GPU execution.
Experience
Work history, roles, and key accomplishments
Senior Deep Learning Engineer
Destar Inc.
Jul 2025 - Present (1 year 2 months)
Optimized real-time CenterNet object detection for Sony Alpha cameras, reducing false positives to <0.5%. Developed audio-visual lip-sync, multilingual speech synthesis, and AI-powered teaser generation pipelines.
Data Science Trainer
Bepec
Feb 2024 - Jul 2025 (1 year 5 months)
Designed courses on Python, SQL, ML, DL, and Computer Vision. Conducted classes and provided project guidance with live doubt clearing sessions.
Research Intern
Indian Institute of Technology, Guwahati
Jan 2025 - May 2025 (4 months)
Developed deep learning models for crop classification using PolSAR data and near real-time weed detection using YOLOv12, contributing to precision agriculture.
Research Intern
University of Southern Queensland
Jan 2025 - May 2025 (4 months)
Developed a methodology for detecting Giant Rat Tail grass using UAV imaging and machine learning, achieving 95.5% accuracy with XGBoost.
Data Scientist
Buyerzap Review Aggregator
Apr 2023 - Mar 2024 (11 months)
Built an end-to-end AI review aggregator scraping 2,000+ reviews daily, implementing GPT-3.5 classification, sentiment analysis, and fake review detection with MySQL storage and dashboards.
Data Scientist
Uniphi
Apr 2021 - Aug 2021 (4 months)
Developed AI-powered database attribute categorization and video-to-PDF conversion tools, achieving high accuracy and significant reductions in manual effort and processing time.
Education
Degrees, certifications, and relevant coursework
Amity University
MS, Data Science
2023 - 2025
Pursued a Master of Science in Data Science, focusing on advanced data analytics and machine learning techniques.
University of Engineering & Management, Jaipur
BTech, Computer Science & Engineering
2017 - 2021
Earned a Bachelor of Technology in Computer Science and Engineering, building a strong foundation in software development and computer systems.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Salary expectations
Social media
Job categories
Skills
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