Apr 2022 – Nov 2025 · 3 yrs 7 mos

Dec 2020 – Apr 2022 · 1 yr 4 mos

Dec 2019 – Dec 2020 · 1 yr

Feb 2018 – Dec 2019 · 1 yr 10 mos

Jun 2016 – Feb 2018 · 1 yr 8 mos · Noida Area, India

• Team Member of the Authentication Service Module of the Paytm Department using OAuth 2.0 protocol for authenticating our clients. My job is to make application scalable to be able to handle huge amount of daily transaction. To do the same I have implemented Redis , Aerospike and elasticsearch to serve as db for many operations. To reduce the time per transaction additional processing works asynked with the help of queues like kafka and rabbitmq. I have worked on most of the core business logic to improve performance and implemented New features in advanced java using appropriate algorithms and design patterns.

Sep 2014 – Jun 2016 · 1 yr 9 mos · Noida, Uttar Pradesh, India

• Catering to the Patient Protection and Affordable Care Act (commonly known as Obamacare), this web
• solution allows private insurance providers in the United States to sell their products online.
• Role & Responsibilities:
• ● Developed back-end components using spring and involved in integration of various other
• frameworks.
• ● Project structure designed for extensibility for integration with different views
• ● Developed User Interfaces using Angular-js and bootstrap
• ● Created web services for communication with clients over REST / JSON
• ● Developed the various jobs using spring batch for the portal
• ● Contributed to development of file upload framework using angular-js and spring batch jobs
• ● Involved in adding the support for multiple tenants in the application
• ● Developed web application systems using AngularJS and mongoDB
• ● Implemented Single Sign On using spring security through SAML and OpendID.
• ● Identified and fixed crucial security and performance defects in the portal.

Jun 2012 – Sep 2014 · 2 yrs 3 mos · Noida, Uttar Pradesh, India

• New Product Development using Agile for FinnOne. It is already a world’s top Lending product being used by the banking organizations. The application serves the end users with the functionality of analyzing loan for the user on the basis of various parameters.
• Role & Responsibilities:
• Developed Business Rule Engine based on Parameters, Conditions and Rules. Mvel API is used for evaluation part of rules. Business Logic of the application is maintained through it.
• Developed Dynamic Form API to create dynamic form and implemented validation using rule engine
• Implemented entity modeling and have written services to provide operations to query database using Spring and Hibernate
• Implemented customized Spring Security for LDAP, DB and Rest web services authentication using digest. Discovered and fixed security vulnerabilities in the current implementation of the application.
• Developed mobile Web App using JQuery Mobile which consumes rest web services
• Developed User Interfaces using JQuery, Bootstrap, JSON, PNotify ,DataTable
• Contributed to integration of project using Camel integration and Spring Web services (SOAP, Rest)
• Implemented Maven Overlay by splitting projects into different modules and common resources are shared across different Web Applications.

Jul 2011 – Dec 2011 · 5 mos · Mohali

• Mobile Radio and Mobile Web App
• Position: Project Intern
• Technology Used: Android, Java, Web Services
• Role & Responsibilities:
• Developed an Android Mobile App used for playing live HTTP Audio Streams of different Radio Stations through internet. List of channels and other information is loaded using Rest web services into the android phone.