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Hi, I’m Rahul Sinha, a data scientist and AI backend engineer based in Kolkata, India. I specialize in predictive modeling, NLP, and deploying scalable ML pipelines that help businesses transform data into meaningful action. I enjoy building end-to-end AI systems, leveraging cloud computing and big data analytics to drive insights, and mentoring junior researchers and students along the way.…

Rahul Sinha

Data Scientist, AI Engineer, Back-End Developer, +3

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Hi, I’m Rahul Sinha, a data scientist and AI backend engineer based in Kolkata, India. I specialize in predictive modeling, NLP, and deploying scalable ML pipelines that help businesses transform data into meaningful action. I enjoy building end-to-end AI systems, leveraging cloud computing and big data analytics to drive insights, and mentoring junior researchers and students along the way.…

Available to hire

Hi, I’m Rahul Sinha, a data scientist and AI backend engineer based in Kolkata, India. I specialize in predictive modeling, NLP, and deploying scalable ML pipelines that help businesses transform data into meaningful action.

I enjoy building end-to-end AI systems, leveraging cloud computing and big data analytics to drive insights, and mentoring junior researchers and students along the way.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Bengali

Fluent

Hindi

Advanced

Urdu

Intermediate

Kannada

Intermediate

Work Experience

AI Engineer and Project Lead at Omega IT Concepts Private Limited

August 24, 2024 - October 25, 2025

Freelance remote consultant; led three key projects within the company, including developing two projects from the ground up. Developed and optimized the 'Credit Genius' chatbot for a US client. Improved code latency, refactored code for enhanced simplicity and maintainability, and implemented new features based on client specs.

Machine Learning Intern at Heva Technologies Private Limited

February 1, 2024 - May 31, 2024

Developed an automated system for visualizing EEG data sets, employing time series plots and frequency maps to facilitate pattern recognition.

Machine Learning Intern at Codesoft

August 1, 2023 - September 30, 2023

Developed a fully functional Tic-Tac-Toe game. Implemented a Face Detection pipeline using Haar Cascades; Developed a rule-based chatbot with keyword-based responses.

AI Engineer & Project Lead at Capsule Labs

June 25, 2025 - Present

Led three key projects within the company, including developing two projects from the ground up. Developed and optimized the Credit Genius chatbot for a US client. Implemented a Speech Automation LLM pipeline focused on optimization to achieve real-time response capabilities. Improved code readability and maintainability by refactoring, and added features based on client specifications.

Freelance Data Scientist & AI Consultant at Ogma IT Concepts Private Limited

August 24, 2024 - October 25, 2025

Contributed to research projects spanning optimization problems, computer vision, and natural language processing (NLP). Authored a research paper on optimizing influence node identification in social networks to be submitted to a conference. Mentored and guided junior researchers on their projects and hackathon participation.