My Profile

Charanjeet Kaur

+91 8800 763781/ charanjeet2008@gmail.com

Skype Id: charanjeet2008

New Delhi, India

Profile Snapshot

With 9+ years of experience in the development of web applications across domains such as Hospitality, Education, Real Estate, e-Payment etc my areas of expertise and capabilities encompass:

• Designing Web Server Architecture with emphasis on Performance, Scalability and High Availability

• Grooming talented Engineers

• Developing Server-side rendered, Progressive Web Apps(PWA) using ReactJS, NodeJS

• Building Server-less applications using AWS Lambda 

• Developing and maintaining RESTful APIs in PHP and Python processing millions of transactions per day

• Development using Design Patterns and MVC Frameworks

• Experience in handling BigData and writing map-reduce with NoSQL Databases

• Experience in optimising code and SQL queries

• Possess strong programming and debugging skills

• Have worked as a team lead, team player as well as an individual contributor in various projects

• Passionate about the speed at which the web technologies and tools change

• Lateral thinking and learning capabilities to pace with ever-evolving requirements

• Won Accolades for successfully executing complex projects

• Evangelising best software development practises across teams and writing technical blogs

• A people-person

• Zend Certified Engineer PHP 5.3

Career Snapshot

Technical Architect

www.fabhotels.com, Gurugram, India (Jul 2017 to Present)

Project Lead

www.meritnation.com, New Delhi, India (Aug 2013 to Jun 2017)

Senior Software Engineer

PayU, Gurgaon, India (Oct 2012 - Aug 2013)

Senior Software Engineer

Info Edge, Noida, India (Nov 2009 – Oct 2012)

Tertiary Education & Achievements

Master in Technology (Software Systems)

BITS Pilani (INDIA) - WILP

• Secured 7.3 out of 10 CGPA

• Researched on caching HTTP calls.

• Bachelor in Engineering (Computer Science)

Visveswaraya Technological University, Belgaon (INDIA)

• Awarded 100% Fee Scholarship

• Secured 77%

• Among the toppers.

Schooling (CBSE Board)

Government Girls Senior Secondary School, New Delhi (INDIA)

• Awarded ”Indira Puraskar 2005” by Honorary Mrs. Sheela Dixit

• Secured 85% in 12th

IT Proficiency

Backend : Python • PHP • NodeJS • Perl • Shell Scripting


Frontend : Advanced Javascript • ReactJS • JQuery • Angular • MaterialUI • Bootstrap


Platform : IaaS • AWS • AWS Lambda • Docker


Proxy Caching : Varnish • Akamai


Coding Frameworks : Symfony • CakePHP


Caching : Memcache • Redis


Web Servers : Apache • NginX


Operating Systems : Ubuntu • Fedora • CentOS • Windows • Docker


Databases : MySQL • Mongo • Oracle


Automation Testing : PHPUnit • Selenium • Jmeter • ab • Webpagetest • PostMan


IDE : WebStorm • PyCharm • PHPStorm • NetBeans • Eclipse


Code Control : Git • Bitbucket • Gitlab • Gerrit • Phabricator


Debugging : Xdebug • KcacheGrind

Experience and Achievements

Casa2 Stays Pvt Ltd, Gurugram, India (Jul 2017 to Present)

Position: Technical Architect

Technical environment: ReactJS, Webpack, NodeJS, Akamai, NginX, PHP, AWS Lambda, MySQL


Summary: I am leading the mobile site team. We are building a Progressive Web App in ReactJS. We put constant focus on Performance, User-experience and Conversion. I also look after Dev-Ops tasks.


#Website: www.fabhotels.com

• Implemented A/B Framework and established process around it

          https://medium.com/fabhotels/how-fusion-of-a-b-n-testing-phased-releases-helped-to-grow-our-product-2e557b6ac677

          https://medium.com/fabhotels/3-styles-to-implement-a-b-testing-1d46ccb703aa

• Developed AMP version of the website to boost SEO

          https://medium.com/fabhotels/ampifying-pages-at-fabhotels-a4e251f3b1c4

• Developed Sitespeed monitoring Dashboard

• Developed Image Optimisation tool using AWS Lambda

• Roadmap planning and execution

• Lead the mobile website efforts
• Migrated from flux to redux
• Upgraded versions of ReactJS, Webpack
• Requirement Gathering and Feature Delivery
• Optimising requests waterfall at browser

                    https://medium.com/fabhotels/code-splitting-and-chunking-frontend-apps-with-webpack-a15622388df

Applect Learning Systems Pvt Ltd, New Delhi, India (Aug 2013 to Jun 2017)

Position: Project Lead

Technical environment: CentOS, PHP, ReactJS, Angular, Apache, Varnish, Mysql, Mongo, Nagios

Summary: I worked on challenging assignments to enhance the performance and scalability of the website. I was leading a bunch of enthusiasts here. I was also a part of the Dev-Ops team.

#Website: www.meritnation.com (a Naukri.com Venture)

• Developed Textbook Solutions feature on mobile site as a “Progressive Web App”. 

           http://php-geeks-wink.blogspot.com/2016/06/developing-progressive-web-app-mnlite_7.html

• Established a process for Caching all Webpages on Varnish using Angular.
• First Render Time reduced by 10 times.
• Overall Load Time reduced by half.

• Developed Customised Nagios Monitoring Dashboard.

• Gives a single page view of health-down of any server/service.

• Developed and maintained Ask and Answer Freelancer Module

• Pro-actively enhanced the knowledge of team on Angular, Varnish, ReactJS and effective use of tools for debugging.

PayU India Pvt. Ltd, Gurgaon, India (Nov 2012 - Aug 2013)

Position: Senior Software Engineer

Technical Environment: Python, PHP, MySQL, Javascript, Git, Windows, Apache


Summary: I worked as an individual contributor towards various modules in the payment transaction system.


#Website: www.payu.in


Implemented a feature to process entire transaction along with 3D password on a popup.


Bounce Rate reduced by 10%


Worked on enhancing Store Card Feature.


Facilitated Convenience Fee addition in the transaction amount.

Info Edge India Ltd, India (Nov 2009 – Oct 2012)

Position: Senior Software Engineer

Technical Environment: PHP, Linux, Smarty, JQuery, SOAP, GlusterFS, wsf/php, Selenium, MySQL


Summary: I started here as a Rookie. I worked as a part of the team for www.allcheckdeals.com. I also worked on a project to solve static data storage concerns of all websites of InfoEdge.



Here, I presented a paper on implementing a blend of PHP Unit Testing and Selenium.


Took initiative to develop with MVC using Symfony Framework. Worked as a team player to shift existing codebase to new paradigm.


Took initiative to test the build with Selenium RC.


#Private Cloud for Images


Developed to store static content of www.jeevansathi.com, www.99acres.com, www.brijj.com and www.shiksha.com.


Developed SOAP web services using wsf/php framework.


Data stored in GlusterFS Cloud file system.


Image download time reduced from ~1 to 0.3 seconds.


#Website: www.allcheckdeals.com (a Naukri.com Venture)


Developed Dynamic URL Module for SEO optimization.


Developed Authentication and Privilege Management System.


Implemented various features for frontend and admin application.

Graduation project

Technical Environment: C# on ASP.net platform, Oracle, Eclipse


#Mobile Business Intelligence System

Built a system to detect Criminals out of suspects for Delhi Police. It required mobile phone call details as input. The input files were provided by various network providers. We parsed the files and stored in database, which could then be used to


Find the route followed by person in terms of geographical locations.


Detect whether suspect is changing SIM Cards on mobile or vice versa.


Detect if suspects are related.


Find out if suspects were present at the crime location.
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