Professional Experience

Abacus Digital Jan 2025 – Present

Technical Solutions Engineer

Kolkata, West Bengal

  • Architect and ship production AI features for enterprise clients — AI-powered chatbots, virtual assistants, and agentic systems handling complex customer workflows.
  • Built and optimised RAG pipelines: document ingestion with advanced parsing, chunking strategies, vector storage integration, and retrieval optimisation for knowledge-grounded applications.
  • Developed LLM-based automation workflows using LangChain for content generation, knowledge retrieval, and intelligent reporting — reducing manual effort and operational turnaround time.
  • Established evaluation frameworks and monitoring dashboards to track model performance, user satisfaction, and system reliability across production deployments.
  • Rapidly integrated and tested emerging models including Claude, GPT-4, and open-source alternatives; pragmatically evaluated trade-offs between cost, latency, and quality.
  • Focused on system reliability: robust error handling, caching, async workflows, structured logging, and comprehensive testing for production stability.
Go Bandanas Sep 2024 – Nov 2024

Web Developer — E-Commerce Platform Optimisation

Luxembourg (Remote)

  • Optimised Odoo-based e-commerce platform for performance, usability, and system reliability; improved user experience metrics by 25%.
  • Collaborated cross-functionally with product and business stakeholders to ensure technical solutions aligned with business objectives.
Bharat Natural Elements Mar 2024 – Jul 2024

Web Technologist — Product System Development

Bangalore, Karnataka

  • Built scalable, interactive product catalog system with advanced filtering and real-time updates; shipped within tight timeline constraints.
  • System drove measurable business impact: 30% increase in customer inquiries and 20% sales growth within three months.

Selected Projects

BlockVote — Blockchain Voting System

Solidity · React

Course Project, University of Engineering & Management  ·  Jan 2024 – May 2024

  • Engineered production-ready blockchain-based e-voting system with emphasis on security, transparency, and system reliability.
  • Designed and deployed smart contracts in Solidity with full-stack frontend development using React and secure wallet integration.
  • Processed 3,000+ votes in real-time with zero fraud detected; achieved 30% reduction in vote manipulation risk and 99%+ system uptime.
  • Focused on clean architecture: modular codebase design, comprehensive logging, and structured testing practices.

Voice-Based Parkinson's Diagnostic System

Python · scikit-learn

Course Project, University of Engineering & Management  ·  Dec 2022 – May 2023

  • Developed end-to-end ML system for Parkinson's detection from vocal biomarkers using Python and scikit-learn.
  • Implemented rigorous evaluation methodology: achieved 87% accuracy on validated datasets with detailed metric reporting including precision, recall, F1-score, and ROC-AUC.
  • Built data preprocessing pipeline with feature engineering and cross-validation; emphasis on reproducibility and robust evaluation practices.