Parthibarajan Perumal Sekar

Senior Associate

Born and bred in Tamil Nadu, India, the Cayman Islands is now base for my family and me. I began my career in Chennai, India in 2010, with bachelors degree in Electronics and Communication engineering, and have since worked with people from across cultures and geographies. I love listening to music, particulary on long drives! I am a complete foodie, and love to try new cuisines!

Courses and Certifications
MongoDB Certified Developer Associate

MongoDB Certified Developer Associate


Issued September 2020

MongoDB Certified DBA Associate (C100DBA)

MongoDB Certified DBA Associate (C100DBA)


Issued February 2021

MongoDB Certified Developer, Professional Level

MongoDB Certified Developer, Professional Level


Issued November 2020

  • "Peer of the Year, 2021, from PeerIslands
  • Granted US patent (US20170241660A1) for geofence solution
  • Received Outstanding Award, 2014, from the president of Honeywell Technology Solutions
Career Summary

  • Experienced Azure cloud architect/developer with 11 years of extensive hands-on experience in implementing software solutions for clients using Microsoft technologies
  • Proficient in:
    • Microsoft Azure, C#, MVC, .NET Core, and .NET framework, IoT Solutions for various client/server, BigData solutions, SQL, NoSQL, web-based and distributed applications
  • Certified MongoDB developer
  • Expert in Azure active directory and all OAuth flows
  • Good knowledge of responsive designs, micro-services, dockers, containers and agnostic framework
  • Good hands-on experience in APN/GCM push notification, designing robust, disconnected architecture with service bus
  • Other skills include DevOps automation and CI/CD pipelines in Azure DevOps, Jenkins, Bamboo
  • Exposure to all stages of Software Development Life Cycle (SDLC)
  • Good understanding of technical trends, architectures
  • Constant seeker of  current events, new software and products within the market

  • Masters of Business Administration in General Management, from Anna University, Chennai, India. August 2011 - July 2013
  • Bachelor of Engineering in Electronics and Communication Engineering, from Mepco Schlenk Engineering College, Sivakasi, India. July 2006 - May 2010
Work Experience

Senior Associate

August 2019 - present

  • Architect/Developer for cloud-based solutions for a UK-based client dealing with centralized vehicle records using MongoDB and Azure serverless components
  • Architect/Developer for a workflow solution using Agile point BPM for a US-based leading provider of revenue integrity solutions for healthcare providers
  • Involved in Requirement Gathering, Design, Development and Testing of solution using technologies like Angular, Service Fabric, Sql Datawarehouse, Power BI, Couchbase, Sql Server, Azure DevOps, Agilepoint BPM and Azure PaaS services
HappiestMinds Technologies


May 2019 - August 2019

  • Responsible for creating IoT platform and tools for accelerating IoT solutions across the business
  • Responsible for IoT project proposals and technical decisions
Resideo Technologies

Technology Specialist

June 2018 - May 2019

  • Provided technical leadership for IOT solution, for security and comfort products.
  • Architect/Design device and user facing cloud solutions that bridges device and front end with highly scalable and responsive backend system
  • SME for end-to-end geofencing solutions in comfort domain for enhanced energy savings
  • Designed and implemented notification platform for rapid onboarding of diverse edge devices like thermostat, camera, security solution, water leak detector, and other external ecosystem partner devices that support high volume of data, different message structure and high velocity of incoming messages using MongoDB
    • The solution handled a load of 1 million devices, and was load tested to handle 5 million devices
Honeywell Technology Solutions

Tech Lead

July 2013 - June 2018

  • Responsible for backend services development and integrations for Lyric Thermostat
  • Responsible for backend services development and cloud services management for Lyric T5/T6
  • Responsible for design and development for demand response integration across various service providers
Cognizant Technologies

Progammer Analyst

July 2010 to June 2013

  • Responsible for developing end-to-end system for internal portal for productivity management for an account
  • Responsible for developing WCF services and managing backend solutions integration with weather services and resource optimization for an Insurance client
Technical Skills
Backend Technologies
  • C#
  • Microsoft Azure
  • Web API
  • xUnit
  • Azure
  • SignalR
  • RabbitMQ
Frontend Technologies
  • Javascript
  • Html
  • CSS
  • Dot Net
  • Entity Framework
  • ASP Net Core
  • ASP.Net Core
  • Entity Framework Core
Webservices Tools
  • REST
  • MQTT
  • WebSocket
  • AMQP
  • ASP Net Core
  • Windows Communication Foundation
  • SOAP
  • WSDL
  • MySQL
  • PostgreSQL
  • MongoDB
  • Oracle
  • SQL
  • Cosmos DB
  • Couchbase
  • Redis
  • SQL Server
  • Azure DevOps
  • SVN
  • Jenkins
  • Bamboo
Technical Domains
  • Cloud Technologies
  • MVC
  • MVVM
  • Big data
  • IOT
  • SOA
  • Big Data
  • Docker
  • Kubernates