---
title: "Sivamanikandan Velraj - Team Lead Manager in Coimbatore North | Tal"
description: "Meet Sivamanikandan Velraj, Lead - Full Stack Developer - MEAN Stack | NodeJs | Angular based in Coimbatore North. AI stack includes cursor, gemini, and langchain."
image: "https://tal.club/meet/sivamanikandan/share-image"
---

# Sivamanikandan Velraj on Tal

## Headline

Lead \- Full Stack Developer \- MEAN Stack \| NodeJs \| Angular

## Location

Coimbatore North

## AI stack

cursor

gemini

langchain

openai

## Work experience

Team Lead Manager at TietoEVRY, Mar 2019 \- Present · 7 yrs 4 mos, Bengaluru, Karnataka, India

Team Lead Manager at TietoEVRY, Feb 2019 \- Present · 7 yrs 5 mos, Bengaluru, Karnataka, India

Lead Software Engineer at TietoEVRY, Feb 2019 \- Present · 7 yrs 5 mos, Directed migration of RESTful backend services to Express\.js, reducing API latency by 37% for over 12,000 daily users\. Led platform modernization by upgrading from Angular 9 to 17 and migrating PrimeNG to ensure zero\-downtime deployment\. Architected and developed enterprise\-grade worms portal using Angular 17 and Node\.js, serving thousands of concurrent users in multi\-tenant field operations\. Implemented Natural Language Query \(NLQ\) using AWS Bedrock with Claude LLM, enabling users to query work orders, appointments, and service data using conversational language, with the system translating natural language inputs into MongoDB aggregation pipelines for real\-time data retrieval\. Architected Twilio Conversations API integration for real\-time communication between customers and technicians, enabling chat history and media attachments\. Integrated claims processing system with external providers to streamline authorization workflows and automate status synchronization\. Designed and implemented parts order management module featuring real\-time inventory tracking, inquiry, order placement, and supplier integration\. Developed interactive map view using HERE Maps API for address geocoding, technician routing, and geospatial work\-order assignment\. Implemented file management system with multi\-file upload/download capabilities to enhance secure cloud storage integration\.

Full Stack Engineer at NextGen WebService, Sep 2017 \- Feb 2019 · 1 yr 6 mos, Designed and developed scalable RESTful APIs using Node\.js, Express\.js, and MongoDB to support core modules including user management and task tracking\. Created responsive web applications with Angular, implementing reusable components and state management for enhanced user experience\. Integrated Angular applications with backend APIs, enabling real\-time communication and enhancing team collaboration\. Implemented task management features enabling users to assign tasks, track progress, and maintain transparent communication\. Developed secure authentication and authorization modules using JWT and tokenbased access control \(RBAC\)\. Optimized MongoDB collections, indexes, and aggregation pipelines, improving project workflows and data handling\. Collaborated with stakeholders to analyze requirements and implement features, resulting in improved system performance\. Performed API integration, testing, performance optimization, and deployment activities in both development and production environments\.

Full Stack Engineer at ByVal Technologies, Aug 2014 \- Sep 2017 · 3 yrs 2 mos, Developed and maintained Android native mobile application integrated with Web APIs, facilitating drivers in submitting vehicle inspection checklists, accident reports, and receiving assigned tasks\. Designed and developed RESTful APIs using C\#\.NET and ASP\.NET Web API to enable vehicle monitoring, driver management, accident reporting, and task assignments to driver management\. Developed a \.NET Desktop Application for monitoring fleet information, enabling administrators to track vehicle speed, location, driver details, accident reports, and compliance data in real time\. Built backend modules for vehicle tracking, speed monitoring, driver license management, and compliance reporting, enhancing fleet safety and ensuring regulatory compliance\. Designed and implemented SQL Server databases, tables, and stored procedures for storing vehicle telemetry data, driver information, compliance records, and accident reports\.

## Education

Master of Computer Applications \(MCA\), Information Technology, Sri Ramakrishna college of arts and science

Bachelor's Degree, Ramakrishna Mission Vidyalaya

[View the original profile](https://tal.club/meet/sivamanikandan)

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