Dharmendran Rajendran

Senior Associate

I gain the most satisfaction at work when I am challenged, have the opportunity to learn and develop and meet the organization's goal and customer expectations. I have 16+ years of experience in Java,Go lang, Spring framework with end-to-end design and development, Spring reactive and GraphQL development. I have worked in JavaScript,Ajax,JQuery,CSS and HTML. I'm always willing to learn new technologies. I have hands-on working knowledge of latest technologies such as Docker, Cloud Formation, Micro services, Google Data-flow, No-SQL.

Courses and Certifications
Niagara 4 Developer Certification

Niagara 4 Developer Certification


Issued 30 March 2018

MongoDB SI Architect

MongoDB SI Architect


Issued 12 April 2022

Career Summary

  • 16+ years of rich and indigenous experience in designing complex IOT projects using Microsoft Azure IOT, GCP,AWS ,Java/J2EE, Spring Framework ,GraphQL.
  • Building highly effective technical team on new technologies.
  • Designing scalable architecture systems for IOT projects using Microsoft Azure IOT, GCP,AWS ,Java/J2EE, Spring Framework ,NodeJs.
  • Troubleshooting design flaws and system bottlenecks.
  • Conducting system performance tests.
  • Envision and develop end-to-to solution architecture for IoT based business solutions spanning devices, gateways, connectivity, cloud, apps, integration, analytics and security layers, addressing functional and non-functional aspects
  • Evangelize IoT platform products solutioning, work with business product owners, and define architecture road-maps support and guide project managers and implementation teams
  • Expertize in Cloud computing, with implementation experience in either of Azure, AWS or GCP
  • Work in implementation teams and provide architecture governance, technical and design guidance to implementation teams, own, articulate and defend the end-to-end solutions with customer stakeholders
  • Support sales by authoring competent solution proposals working with internal stake holders, product owners and third party technology partners. Articulate and Defend solutions with customer stakeholders
  • Experience in platform architecture and engineering non-functional including availability, scalability, reliability, performance, interoperability.
  • Knowledge of End-to-end security for IoT security spanning across edge layer security, application, transport, network, cloud and infrastructure security controls, data privacy and protection controls.
  • Knowledge and awareness on IoT gateways products, agents, sensors and devices.


  • BE Computer Science
Work Experience

Senior Associate

October 2021-Present

Cognizant Technology Solutions

Senior Manager

February 2008-Octobet 2021

Hedron Systems Private limited

Developer/Team Leader

January 2006 - January 2008

Technical Skills
Backend Technologies
  • Java
  • Go
  • C++
  • Microsoft Azure
  • GraphQL
  • AWS
  • Unit Testing
  • GCP
  • ETL - Talend
Frontend Technologies
  • Javascript
  • Html
  • CSS
  • JQuery
  • Spring MVC / Spring Boot
  • J2EE
  • Spring Boot
  • Apache Beam
  • Hibernate
Webservices Tools
  • REST
  • MQTT
  • WebSocket
  • AMQP
  • Google Dataflow
  • Swagger
  • MongoDB
  • Cosmos DB
  • Bigquery
  • Google cloud storage
  • Redis
  • Google Spanner
  • Git Lab
  • Jenkins
  • Maven
  • Gradle
Technical Domains
  • MVC
  • IOT
  • Big Data
  • Docker
  • Kubernates
  • Web Development