---
title: "Mrinmoy K. - Full-Stack Developer & AI-Integrated Product Builder in Kolkata | Tal"
description: "Meet Mrinmoy K., With 2 years in B2B SaaS support and implementation, I work across the full client lifecycle —from HRMS, CRM configuration and API setup to multi-channel support (voice, chat & email) | n8n workflow automation & AI Agent based in Kolkata."
image: "https://tal.club/meet/mrinmoy-k/share-image"
---

# Mrinmoy K\. on Tal

## Headline

With 2 years in B2B SaaS support and implementation, I work across the full client lifecycle —from HRMS, CRM configuration and API setup to multi\-channel support \(voice, chat & email\) \| n8n workflow automation & AI Agent

## About

At eProcurement Technologies, I managed customer support for a SaaS procurement platform — handling technical troubleshooting, escalation management, and ticket resolution across 50\+ daily interactions while maintaining consistently high CSAT\. At CHL Group, I transitioned into an Implementation Executive role — configuring CRM systems, building client workflows, and guiding new users through the full onboarding journey\. Core strengths: → Zoho CRM configuration & API integration → n8n workflow automation → Technical client onboarding & training → SaaS support across voice, chat & email → Customer issue resolution & escalation management Currently exploring SaaS Support Specialist, Implementation Specialist, and Technical Onboarding roles at product\-led SaaS companies\. Open to connect — let's talk\.

## Location

Kolkata

## Work experience

Full\-Stack Developer & AI\-Integrated Product Builder at Independent Contractor \- Self Employed, Jan 2026 \- Present · 5 mos, Kolkata metropolitan area, West Bengal, India, Built a production\-grade, real\-time voice calling platform \(4 apps, 53 screens, 20\+ APIs\) solo using AI\-augmented development\. 🚀 "Dil ki Baat" — Monetized voice calling platform for the Indian market\. • Built 3 React\.js/TypeScript apps \(Men's, Women's, Admin\) \+ Node\.js/Express backend with 20\+ RESTful endpoints • Designed 19\-table PostgreSQL schema on Supabase with RLS, triggers, and migrations • Integrated Agora\.io WebRTC for real\-time voice calling with custom per\-second billing engine and atomic wallet transactions • Implemented JWT auth \(OTP \+ refresh tokens\), role\-based middleware, and Supabase Realtime for live config sync • Built Admin Panel: KYC approvals, revenue analytics, withdrawal processing, and audit logging • Developed gamification system: daily rewards, leaderboard, milestone cash rewards \+ Firebase FCM push notifications AI & Agentic Development: • Used Agentic AI \(Claude, Gemini\) \+ MCP \(Model Context Protocol\) servers for code review, impact analysis, and cross\-app consistency • AI\-augmented workflow enabled solo delivery of a platform typically requiring a 4–5 person team Tech: React, TypeScript, Node\.js, Express, PostgreSQL, Supabase, Agora\.io, Firebase, Razorpay, Tailwind CSS, Vite, Git, JWT

Implementation Executive at Communities Heritage Limited \- CHL Group, Feb 2026 \- Apr 2026 · 3 mos, Kolkata, West Bengal, India, • Onboard new clients onto MyCo HRMS — configuring CRM workflows, user roles, and system settings tailored to each client's operational requirements using Zoho CRM\. • Configure CRM and HRMS integrations to automate key client processes, reducing manual setup time and improving post\-go\-live efficiency\. • Conduct hands\-on product training sessions for new users, achieving smooth platform adoption and reducing support escalations during the onboarding phase\. • Serve as the primary technical point of contact during client transition — coordinating with cross\-functional teams to resolve integration challenges and ensure on\-time go\-lives\. • Perform on\-site client visits to deliver in\-person implementation support and post\-onboarding troubleshooting across the Kolkata region\. • Document client feedback and implementation gaps to relay actionable product improvement suggestions to the development team\.

Customer Support Executive at eProcurement Technologies Ltd, Aug 2024 \- Nov 2025 · 1 yr 4 mos, Kolkata, West Bengal, India, • Delivered multi\-channel SaaS customer support \(voice, chat & email\) for a B2B procurement platform, handling \~50\+ tickets daily while maintaining consistently high CSAT scores\. • Used Zoho CRM to log, track, and follow up on customer issues — ensuring accurate records and zero missed escalations across the support queue\. • Resolved technical troubleshooting requests including user access issues, platform configuration queries, and workflow errors with a focus on first\-contact resolution\. • Managed escalation handling for complex client issues — coordinating with product and technical teams to ensure timely resolution and clear client communication throughout\. • Identified recurring platform issues and documented them for the product team, contributing to improvements that reduced repeat ticket volume\. • Consistently met SLA targets across all support channels while adapting to high\-volume periods in a fast\-paced SaaS environment\.

## Education

Bachelor of Business Administration \- BBA, Amity University Kolkata

High School Diploma, Somruk shital chandra institution

[View the original profile](https://tal.club/meet/mrinmoy-k)

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